航海英语(二三副)试题第01章航海图书资料
《航海英语(二三副)》
一、单项选择题(共200题)
1、Metric units are used for all measurements of depths，heights and short distances，but where feet／fathoms charts are referred to，these_____units are given in brackets after the metric values for depths and heights shown on the chart．(316505:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A．metric
B．former
C．1atter
D．obsolete
2、Ocean charts are ______ ones.(318471:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A. large scale
B. small scale
C. inappropriate
D. omitted
3、A position obtained by applying only your vessels course and speed to a known position is a
____(316315:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A. dead-reckoning position
B. fix
C. probable position
D. running fix
4、A bluff bar is a bar ______(316271:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A. extending out from a bluff alongside the river
B. that tends to give a false indication of its position
C. that has a sharp drop off into deep water
D. that is perpendicular to the current
5、In very high latitudes，the most practical chart projection is the_____．(316476:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A．Mcreator
B．gnomonic
C．azimuthal
D．Lambert conformal
6、A red pillar light -buoy，Fl(2)5 S，is to be substituted for the green conical light buoy close S．W．of the stranded wreck．The above sentence mainly refers to_____．(316408:第01章航海图书资料)
(A-0,B-0,C-0,D-0,错误-0)
A．a red buoy is to be replaced by a green buoy
B．a green buoy is to be replaced by a red buoy
C．either a red buoy or a green buoy is to be replaced
D．neither a red buy nor a green buoy is to be replaced
7、The maximum difference between mean time and apparent time is_____．(316495:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A．equal to the longitude expressed in time units
B．about l 6 minutes
C．the difference between the GHA of mean sun and the first point of Arie5
D．15°of arc
8、_____are published for correction of Admiralty Charts．(316387:第01章航海图书资料)
(A-0,B-0,C-0,D-0,错误-0)
A．Admiralty Sailing Directions
B．Admiralty List of Signals
C．Mariner’s Handbook
D．Admiralty Notices to Mariners
9、The survey information upon which a chart is based is found ______．(316338:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A．At the top center of the next line
B．Near the chart title
C．At the lower left corner
D．At any convenient location
10、Bearings are true reckoned__________in admiralty charts(316430:第01章航海图书资料)
(A-0,B-0,C-0,D-0,错误-0)
A.clockwise from 000 to 359 degrees
B.clockwise from 359 to 000 degrees
C.anti-clockwise from 000 to 359 degrees
D.anti-clockwise from 359 to 000 degrees
11、_____the incomplete nature of the survey ,heavy draught vessels warned not to navigate within the 10 fathom line.((316350:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A.Because
B.Owing to
C.Having been
D.Being
12、0rdnance exercise is_________(316417:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A.naval firing practice
B.fire drills
C.crew drills
D.survival drills
13、Admiralty charts are published in_________(316321:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误
-0)
A.U.S.A
B.China
C.U.K
D.Japan
14、The Mariners Handbook__________general information affecting navigation and is complementary to the sailing directions(316288:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A.giving
B.give
C.gives
D.given
15、_____ is the main channel of water exchange between Indian Ocean and South China Sea. (318450:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A. Dover Strait
B. Malacca Strait
C. Taiwan Strait
D. Turkish Strait
16、．When reversing，the tidal stream will have a period with little or no effect．This is called
the_____．(316283:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A．Rise
B．Range
C．Slack
D．Spring
17、Many of the lights on this coast are placed so high 38 to be frequently obscured by_____．(316433:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A．power
B．tower
C．cover
D．1ow clouds
18、Generally,__________are used as the track charts on the high sea,__________are used for harbors, inland waters and coastal areas(316348:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A.mercator charts/loran charts
B.admiralty charts/routing charts
https://www.360docs.net/doc/802231102.html,rge scale charts/small scale charts
D.small scale charts/large scale charts
19、Distance along the track line is measured on a Mercator chart by using the___ (316459:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A．1atitude scale near the middle of the track line
B．longitude scale near the middle of the track line
C．1atitude scale at the mid-latitude of the chart
D．1atitude or longitude scale at the middle of the scale
20、Spring tides are tides that ______．(316491:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A．have lows lower than normal and highs higher than normal
B．have lows higher than normal and highs lower than normal
C．are unpredictable
D．occur in the spring of the year
21、In admiralty sailing directions, stripes is the word used to indicate__________marking(316270:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A.horizontal
B.vertical
C.diagonal
D.vertical or diagonal
22、In revised editions of admiralty charts the__________are corrected first(316390:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A.smaller scales
https://www.360docs.net/doc/802231102.html,rger scales
C.smaller scales and larger scales
D.moderate scales
23、Charts that are compiled from modified or re-produced data are considered to be ______(318475:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A. derived
B. primary
C. corrected
D. amended
24、Vessel’s position should be plotted using bearings of_____．(316424:第01章航海图书资料)
(A-0,B-0,C-0,D-0,错误-0)
A．buoys close at hand
B．fixed known objects on shore
C．buoys at a distance
D．All of the above
25、．Uncharted lights，fog signals and radar beacon transmissions may be _____near the station．(316406:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A．encountered
B．met
C。contacted
D．seen
26、Charted depths__________by 2 meters due to state of the winds(316375:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A.is decreased
B.decreased
C.decreases
D.are decreased
27、Which chart abbreviation indicates the bottom is rock? (318482:第01章航海图书资料)
(A-0,B-0,C-0,D-0,错误-0)
A. R
B. Ro
C. Rc
D. Roc
28、Some of these shoals have been disproved and are not charted. Nevertheless mariners
should__________with particular caution in this area(316493:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A.go
B.proceed
C.move
D.remove
29、．Clearance gauges at bridges indicate_____．(316264:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A．the height of the tide
B．depth of water under the bridge
C．charted vertical clearance at mean low water
D．distance from the water to low steel of the bridge
30、When a feature remains in its existing charted position but has a change of characteristic, ______ command is used. (318476:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A. MOVE
B. DELETE
C. AMEND
D. SUBSTITUTE
31、Which is a weekly publication advising mariners of important matters affecting navigational safety?(316292:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A. Light List
B. Notice to Mariners
C. Coast Pilot
D. Sailing Directions
32、．_____chart 3994，positions read from this chart should be shifted 0．03 minutes Northward．(316312:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A．TO consider
B．To check
C．To examine
D．To agree with Key:
33、Mean high water is the average height of__________.(316498:第01章航海图书资料)
(A-0,B-0,C-0,D-0,错误-0)
A.the higher high waters
B.the lower high waters
C.the lower of the two daily tides
D.all high waters
34、What cannot be found in the large scale charts ______? (318472:第01章航海图书资料)
(A-0,B-0,C-0,D-0,错误-0)
A. radio beacons of small range
B. full details of all lights
C. both small and large scale charts
D. neither small nor large scale charts
35、A tide is called diurnal when__________. (316446:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A.Only one high and one low water occur during a lunar day
B.the high tide is higher and the low tide is lower than usual
C.the high tide and low tide are exactly six hours apart
D.two high tides occur during a lunar day
36、A V-shaped ripple with the point of the V pointing upstream in a river may indicate a ______(316261:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A. submerged rock, not dangerous to navigation
B. sunken wreck, not dangerous to navigation
C. towed-under buoy
D. All of the above
37、Red sectors of navigation lights warn mariners of_____．(316452:第01章航海图书资料)
(A-0,B-0,C-0,D-0,错误-0)
A．floating debris
B．heavily trafficked areas
C．recentlv sunken vessels
D．shoals or nearby land
38、A bold reef is a reef_____(316262:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A. With part of it extending above the water-
B. That can be detected by water turbulence-
C. That drops off sharply
D. Perpendicular to the current
39、In 1979 an extensive_____ program was in progress throughout Suez Canal.(316273:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A. A dredge and widen
B. dredged and widened
C. dredging and widening
D. being dredging and widening
40、The place where the light is situated is printed in______. (318499:第01章航海图书资料)
(A-0,B-0,C-0,D-0,错误-0)
A. italics
B. bolds
C. capitals
D. underlines
41、The depth over a shallow patch,__________about 1.5 miles southeastward of Nanshan Tou lighthouse, reduces to 8 meters(316404:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
https://www.360docs.net/doc/802231102.html,y
B.lies
C.being lain
D.lying
42、As these features are not all charted，special caution should be exercised ___ vessels navigating in the vicinity．(316259:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A．by
B．with
C．on
D．in
43、Which chart abbreviation indicates the bottom is clay? (318481:第01章航海图书资料)
(A-0,B-0,C-0,D-0,错误-0)
A. Cly
B. Cla
C. CI
D. C
44、The broken magenta lines starting at Montauk Point and running generally ENE to Block Island indicate ________(316310:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A. recommended tracks to Block Island
B. submerged cable area
C. a military exercise area
D. demarcation lines for application of the COLREGS
45、The path that a vessel is expected to follow，represented on a chart by a line drawn from the point of departure to the point of arrival，is the ______．(316335:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0) A．DR plot
B．track line
C．heading
D．estimated course
46、The height of a tide can be increased by ______．(316485:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A．A storm surge
B．A high pressure area
C．The jet stream
D．A cold front
47、You may find the time of slack water after low water in a certain port from__________.(316488:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A.deadweight scale
B.tide tables
C.notices to scale
D.table of azimuth
48、What information is NOT found in the chart title ________．(316342:第01章航海图书资料)
(A-0,B-0,C-0,D-0,错误-0)
A．Survey information
B．Scale
C．Date of first edition
D．Projection
49、When one feature replaces an existing feature and the position remain as charted, ______ command is used. (318479:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A. MOVE
B. DELETE
C. AMEND
D. SUBSTITUTE
50、Many of the soundings shown on the chart are derived from__________. Undue reliance should not be placed upon them(316302:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
https://www.360docs.net/doc/802231102.html,plete and often very poor surveys
B.correct and often very good surveys
C.inadequate and often very old surveys
D.adequate and present surveys
51、The notice which is based on original information is indicated by ______ next to the notice
number.(318494:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A. a circle
B. a dot
C. a star
D. a dash
52、．From l800 to 1968 Admiralty charts were published with fathoms and feet as the units for depths，and feet 3S the units for height．Since l968 Admiralty charts_____to meters，thus conforming with charts of most other countries．(316386:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0) A．gradually converted
B．have been gradually converted
C．has been gradually converted
D．is gradually converted
53、On a Mercator chart, 1 nautical mile is equal to(316309:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A. 1 minute of longitude
B. 1 degree of longitude
C.1 minute of latitude
D.1 degree of latitude
54、Neap tides occur ________.(316484:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A. at the start of spring，when the Sun is nearly over the equator
B. only when the Sun and Moon are on the same sides of the Earth and are nearly in line
C. when the Sun and Moon are at approximately 90°to each other，as seen from the Earth
D. when the Sun，Moon，and Earth are nearly in line，regardless of alignment order
55、On a nautical chart，the inner ring of a compass rose indicates ________.(316349:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A. true directions
B. compass error
C. deviation
D. magnetic directions
56、The irregular black line around a charted light such as Race Rock Light indicates that it
is____(316407:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A. unwatched
B. surrounded by riprap
C. a minor light
D. constructed on an artificial island
57、The only cylindrical chart projection widely used for navigation is the ______．(316334:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A．Lambert conformal
B．Mercator
C．Azimuthal
D．Gnomonic
58、Conditions for crossing a rough bar are usually best at__________.(316265:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A.low water slack
B.high water slack
C.high water ebb
D.high water flood
59、A large navigational buoy (LNB) is painted_____(316454:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A.red
B.yellow
C.with red and white vertical stripes
D.with a distinct color and pattern unique to each buoy
60、No navigational aids are shown and the chart is not kept corrected for alterations in depths inside the pecked lines. For more detailed information, the larger scale charts must be__________.(316460:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A.referred to
B.appreciated
C. met with
D.concerned
61、For what purpose would using a Lambert conformal chart be more convenient than using a Mercator ________．(316347:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A．Plotting radio bearings over a long distance
B．Determining latitude and longitude of a fix
C．Measuring rhumb line distances
D．Measuring rhumb line directions
62、Information on radiobeacons used for marine navigation in foreign waters will be found in
the__________(316514:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A.list of lights
B.radio navigational aids
C.sailing eirections (enroute)
D.directory of radiobeancons, ardio direction finders and radar stations
63、What is important to check when transferring a position from GPS to a chart?(316355:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A．Reading the position correctly．
B．Plotting the position correctly．
C．Make sure that the chart and the GPS use same datum．
D．Make sure the map is updated．
64、The movement of water away from the shore or downstream is called a(n)_____ (316492:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A．reversing current
B．ebb current
C．flood current
D．slack current
65、__ is the process by which the position of the vessel at any moment if found by applying the last
well-determined position to the run that has been made since, using for this purpose the ships course and the distance being those indicated by log.(316428:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A.Dead reckoning
B.Dead weight
C.Dead slow ahead
D.Dead slow astern
66、Contour elevations on this chart refer to heights in feet above mean__________. (316363:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A.lower low water
B.high water
C.low water
D.sea level
67、For details of lights the larger scale charts and Admiralty Lists should be_____．(316451:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A．considered
B．consulted
C．concluded
D．commanded
68、The STRAITREP is divided into ______ sectors.(318505:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A. 6
B. 7
C. 8
D. 9
69、Several shoals__________reported to exist in the area south-west of the Brothers(316456:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A.have
B.have been
C.has
D.has been
70、You will find information about the duration of slack water in the__________(316256:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A.Tide Current Tables
B.Tide Tables
C.American Practical Navigator
D.Sailing Directions
71、Place names used on board ships should be those_____．(316254:第01章航海图书资料)
(A-0,B-0,C-0,D-0,错误-0)
A．specified by international authorities
B．specified by national authorities
C．on standard map
D．on the chart or Sailing Directions in use
72、Temporary and preliminary Notices are placed at the end of ______ of Admiralty Notices to Mariners.(318495:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A. SectionⅠ
B. SectionⅡ
C. Section Ⅲ
D. Section Ⅵ
73、_______is not contained in the NM Weekly.(316366:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A．Amendments to Admiralty Sailing Directions
B．Amendments to Admiralty List of Lights and Fog Signals
C．Amendments to Admiralty List of Radio Signals
D．Amendments to Guide to Port Entry
74、259．When buoy is in position only during a certain period of the year，where may the dates when the buoy is in position be found? (316475:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A．Light List
B．Notice to Mariners
C．On the chart
D．Coast Pilot
75、In the Uniform Cardinal System of Buoyage, a buoy in the eastern quadrant from a danger could
________(316277:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A. be black and white horizontally striped
B. be black and white Vertically striped
C. have a red top mark
D. be any of the above
76、Canal Light Vessel，_____at Lat．31．2°N，Long．112．4°E，has a red hull with its name painted on both sides．(316391:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A．moored
B．being moored
C．has been moored
D．mooring
77、Form__________the mariner can know the data of tide(316290:第01章航海图书资料)
(A-0,B-0,C-0,D-0,错误-0)
A.the sea pilot
B.the cargo plan
C.the tide table
D.the port list
78、Chart correction information is NOT disseminated through the_____．(316453:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A．Summarv of Corrections
B．Local Notice to Manners
C．Dailv Memorandum
D．Chart Correction Card
79、．Suez Canal _____for traffic on l7th November l869．(316393:第01章航海图书资料)
(A-0,B-0,C-0,D-0,错误-0)
A．was opened
B．was opening
C．is opened
D．is opening
80、The chart you supplied was anything__________up to date(316357:第01章航海图书资料)
(A-0,B-0,C-0,D-0,错误-0)
A.but
B.except
C.beside
D.apart from
81、The operational area of STRAITREP covers _______. (318504:第01章航海图书资料)
(A-0,B-0,C-0,D-0,错误-0)
A. Malacca Strait
B. Singapore Strait
C. Both A and B
D. Neither A nor B
82、THE light-star and magenta flare are shown on ______. (318473:第01章航海图书资料)
(A-0,B-0,C-0,D-0,错误-0)
A. large scale charts only
B. small scale charts only
C. both small and large scale charts
D. neither small nor large scale charts
83、In which voyage，between two points，is the rhumb line distance NOT approximately the same as the great circle distance?__________. (316445:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0) A．The two points are in low latit udes in the same hemisphere
B．The two points are in high latitudes in the same hemisphere
C．The two points are near the equator，but in different hemispheres
D．One point is near the equator，one point is in a high latitude，and both are near the l80th
84、The short ___long dashed，magenta lines parallel to York River Entrance Channel
mark_____(316426:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A．fish trap areas
B．naval exercise areas
C．underwater cables
D．recommended track lines
85、Data relating to the direction and velocity of rotary tidal currents can be found in
the__________.((316289:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A.Mariners Guide
B.Tidal Current Tables
C.Nautical Almanac
D.Tide Tables
86、On small scale charts of ocean areas where hydrographic information is，in many cases，still sparse，charted shoals may be in error as regards_____(316511:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0) A．position
B．position，depth and extent
C．depth and extent
D．position and extent
87、Positions read from this chart should be moved 0.08 minutes southward and 0.13 minutes eastward so as________ adjoining chart 344(316359:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A.to agree upon
B.in accordance with
C.to be same as
D.to agree with
88、263．During daylight savings time the meridian used for determining the time is located father_____. (316479:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A．west in west longitude and east in east longitude
B．east in west longitude and west in east longitude
C．west
D?east
89、The charts show two dashed lines crossing the river justsouth of St．Catherine Bar Light．What does this indicate?(316381:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A．Overhead power lines
B．Louisiana Mississippi ferry crossings．
C．Two railroad trestles．
D．Two submerged oil pipelines．
90、When a feature whose characteristics or descriptions remain unchanged is to be shifted to small distances, ______ command is used.(318477:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A. MOVE
B. DELETE
C. AMEND
D. SUBSTITUTE
91、_____objects are those which stand out clearly from the background or other objects and are easily identifiable from a few miles offshore in normal visibility(316368:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A.Conspicuous
B.Permanent
C.Preliminary
D.Temporary
92、How is the annual rate of change for magnetic variation shown on a pilot chart? ______(316305:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A. Gray lines on the uppermost inset chart
B. Red lines on the main body of the chart
C. In parenthesis on the lines of equal magnetic variation
D. Annual rate of change is not shown.
93、A buoy marking a wreck will show a (n)_____(316483:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A.white light FL (2) and a topmark of 2 black spheres
B.occulting green light and may be lettered
C.yellow light and will be numbered
D.continuous quick white light and may be numbered
94、Periodic publications notifying changes in, or addition to, previously published navigational data
is__________.(316400:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A.supplements
B.annual summary
C.navigational warnings
D.notice to mariners
95、Magnetic information on a chart may be__________.(316324:第01章航海图书资料)
(A-0,B-0,C-0,D-0,错误-0)
A.found in the center(s) of the compass rose(s)
B.indicated by isogonic lines
C.found in a note on the chart
D.All of the above
96、During this season each year the visibility in the abovementioned area is__________(316410:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A.poor
B.small
C.little
D.trifle
97、For details of these and other lights the larger scale charts and admiralty lists should be____(316442:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A.considered
B.consulted
C.concluded
https://www.360docs.net/doc/802231102.html,manded
98、You are using radar in which your own ship is shown at the center，and the heading flash always points to 0．If bearings are measured in relation to the flash，_____bearing are produced．(316487:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A．relative
B．true
C．compass ．
D. a circle appearing on the scope surrounding the light
99、The term of landfall means___ (316504:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
https://www.360docs.net/doc/802231102.html,nd first sighted when vessel approaching from seaward
https://www.360docs.net/doc/802231102.html,nd last sighted when vessel leaving from a port
C.in sight of one another when vessel underway
D.in sight of an island during a ship on her voyage
100、A true bearing of a charted object, when plotted on a chart, will establish a__________.(316320:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A.fix
B.line of position
C.relative bearing
D.range
101、Geographic range is the maximum distance at which a light may be seen under__________.(316509:
第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A.existing visibility conditions, limited only by the curvature of the earth
B.perfect visibility conditions, limited only by the curvanture of the earth
C.existing visibility conditions, limited only by the intensity of the light
D.perfect visibility conditions, limited only by interference from background lighting
102、Information for updating nautical charts is primarily found in the .(316377:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A．Notice to Mariners
B．Coast Pilots
C．nautical chart catalogs
D．Sailing Directions
103、The vessel was drifted off from her__________due to strong wind(316477:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A.course
B.track
C.direction
D.trend
104、A cardinal mark showing an uninterrupted quick-flashing white light indicates the deepest water in the area is on the__________.(316432:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A.north side of the mark
B.west side of the mark
C.east side of the mark
D.south side of the mark
105、______ is a traffic monitoring system in Malacca and Singapore Straits, which also issues warnings to vessel. (318456:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A. STRAITREP
B. CALDIVEREP
C. AUSREP
D. SAFREP
106、Date line passed eastbound ____(316409:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A.jumping over today
B.backing to yesterday
C.jumping over tomorrow
D.backing to the day before yesterday
107、The lighthouse if__________at night may be in trouble(316457:第01章航海图书资料)
(A-0,B-0,C-0,D-0,错误-0)
A.invisible
B.it is invisible
C.isnt visible
D.unvisible
108、Coast pilots and navigational charts are kept corrected and up-to-date by using
the__________.(316443:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A.pilot charts
B.notices to mariners
C.tide tables
D.current tables
109、The names of lights having a range of 15 miles and over are printed in ______ (318500:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A. roman type
B. bold type
C. capital form
D. italic form
110、Those of less than 15 miles range are printed in ______ (318501:第01章航海图书资料)
(A-0,B-0,C-0,D-0,错误-0)
A. roman type
B. bold type
C. capital form
D. italic form
111、．What is the tidal height? (316287:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A．Twice the tide amplitude
B．The range of the tide
C．The water above the Lowest Astronomical Tide
D．The height above or under the Mean Level
112、The light vessel is reported__________(316464:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A.to be destroyed
B.to be demolished
C.to be ruined
D.to be spoiled
113、The overall set in the Strait is to the ______ (318463:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A. NE
B. SW
C. NW
D. SW
114、The four standard light colors used for lighted aids to navigation are red，green，white，and
______．(316502:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A．purple
B．orange
C．blue
D．yellow
115、The radiotelephone message that indicates a station is about to transmit a message concerning the safety of navigation or important meteorological warnings commerces with__________.((316293:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A.TTT
B.the spoken word Pan
C.the spoken word securite
D.XXX
116、______ is a term denoting the determination of a ships position by observations of Celestial or terrestrial objects, or by a combination of both.(316318:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A. Course-planning
B. Position-fixing
C. Radar-plotting
D. Stowage-plan making
117、The depth _____a shallow patch，lying about l．3 miles southeastward of Nanshan Tou lighthouse reduces to about 6.1 meters．(316382:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0) A．above
B．over
C．up
D．upon
118、Every chart is liable to be incomplete ______ (318496:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A. the final judge of the reliance the mariner can place on the information given
B. its immediate importance cannot always be verified before promulgation
C. through imperfections in the survey on which it is based, or subsequent alterations to the topography or sea floor
D. deferring the promulgation of certain less important information
119、Which aid is NOT marked on a chart with a magenta circle ________．(316345:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A．Aero light
B．Radar station
C．Radar transponder beacon
D．Radiobeacon
120、When a buoy marks a channel bifurcation，the preferred channel is NOT indicated by
________.(316437:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A. the shape of an unlighted buoy
B. the light color of a lighted buoy
C. the color of the topmost band
D. whether the number is odd or even
121、Charted depths _____by 2 meters due to the state of winds．(316506:第01章航海图书资料)
(A-0,B-0,C-0,D-0,错误-0)
A．is decreased
B．decreased
C．decreases
D．are decreased
122、In Malacca Strait, visibility is generally ______ except in thundery showers when visibility may fall to _______ limits. (318467:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A. good, near fog
B. good, moderate fog
C. moderate, near fog
D. Moderate, thick fog
123、．What would be the colour of an IALA starboard hand lateral buoy，as seen when sailing toward land，in Europe? (316281:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A．Green
B．Red
C．Red and green stripes
D．Black and yellow stripes
124、on a chart,the characteristic of the light on a lighthouse is shown as flashing white with a red sector．The red sector_____．(316441:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0) A．indicates the limits of the navigable channel
B．indicates a danger area
C．is used to identify the characteristics of the light
D．serves no significant purpose Key:
125、What defines a great circle ________．(316340:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0) A．A curved line drawn on a Mercator Chart
B．A course line that inscribes a loxodromic curve
C．The shortest distance between any two points on the earth
D．The smallest circle that can be drawn on the face of a sphere
126、The experimental Lighthouse has no navigational significance and may be removed at will．This sentence means_____．(316507:第01章航海图书资料) (A-0,B-0,C-0,D-0,错误-0)
A．It’s of no use for navigation and would be removed with notice
B．It’s useful in navigation and may be removed without notice
C．It’s helpless in navigation and may b e removed without notice
D．It’s helpful in navigation and may be removed without notice
航海英语第四十六期题与答案[1]
中国海员之家网站考试资料系列46 期航海英语试题 科目：航海英语试卷代号：903 适用对象：无限航区，近洋航区船舶二、三副 （本试卷卷面总分100 分，及格分数70 分，考试时间100 分钟） 答题说明：请选择一个最合适的答案，并将该答案按答题卡要求，在相应位置上用2B 铅笔涂黑。第1 题至88 题，每题1 分，第89 题至96 题，每题 1.5 分。 一、单项选择题 1. Information on the opening times and characteristics of radiobeacons can be found in which publications? A. List of Light B. Coast Pilot C. Sailing Directions D. List of Radiobeacons 2. Mariners not entering the port are ______ to keep at least one mile off. A. advised B. reported C. complied D. supplied 3. The velocity of the current in large coastal harbors is______. A. predicted in Tidal Current Tables B. unpredictable C. generally constant D. generally too weak to be of concern 4. A mercator chart is a______ A. cylindrical projection B. simple conic projection C. polyconic projection D. rectangular projection 5. Why does distance always have to be measured from the nearest scale on a Mercator chart? A. Because it is the most efficient way B. Because it varies with the change of latitude C. Because it varies with the change of longitude D. Because it is the most straight line 6. Who is responsible for the voyage plan? A. The person who has done the planning B. The master C. The navigation officer D. The owner 7. Charted depth is the______. A. vertical distance from the chart sounding datum to the ocean bottom, plus the height of tide B. vertical distance from the chart sounding datum to the ocean bottom C. average height of water over a specified period of time D. average height of all low waters at a place 8. Defense plans may cause the operation of electronic aids to navigation to be suspended with ______. A. no notice B. one day's notice C. a week's notice D. thirty (30)days notice 9. Periodic publications notifying change in, or additions to, previously published navigational date are______. A. Supplements B. Annual Summary C. Navigational Warning D. Notices to Mariners 10. ______is a full nautical record of a ship's voyage, written up at the end of each watch by the officer of the watch. 中国海员之家网站考试资料系列46 期航海英语试题第2 页 中国海员之家网站（http://www.seamancn. com ）搜集整理，更多考试资料请到网站免费下载。 A. Sea Protest B. Deck Log C. Accident Report D. Seaman's Book 11. Do you need to measure oxygen levels before entering an enclosed space?
三副航海英语习题讲解1
2017航海英语复习一 Key word 1: Sailing Direction (12) A147. ______published in England amplify charted detail and contain information needed for safe navigation．A．Admiralty Sailing Directions B．Admiralty List of Lights C．Admiralty List of Signals D．Admiralty Notices to Mariners 【知识点】航路指南的作用 【解析】amplify 详述 D3. The sailing directions contain information on ____. A. required navigation lights B. lifesaving equipment standards C. casualty reporting procedures D. current in various locations 【知识点】航路指南的内容 【解析】casualty 伤亡，事故 注：D中的current指的是“海流”。 C18. For full information regarding the current circulation of the Indian Ocean, ______ Sailing Direction, Current Atlas, etc. A. watch B. look for C. see D. regard 【知识点】航路指南的内容 【解析】Current Atlas 潮流表 注：本题在词汇题里很具代表性，相关题目如下： A111. No navigational aids are shown and the chart is not kept corrected for alterations in depths inside the pecked lines. For more detailed information, the larger scale charts must be ___. A. referred to B. appreciated C. met with D. Concerned C177. No navigational aids are shown and chart is not kept corrected for alterations in depths inside the pecked lines．For more detailed information，the larger scale charts must be____． A. bought B. analyzed C. consulted D. Published B181. Ocean Passages for the World and Routeing Charts should be ______ for transoceanic information． A. looked B．consulted C．seen D．Reviewed B192. For details of these and other lights, the larger scale charts and Admiralty Lists should be _____. A. considered B. consulted C. concluded D. Commanded B251. For working details ______ Admiralty list of Radio Signal A. refer B．see C．watch D．Look C165. Admiralty sailing directions published in England are kept up to date by ____. A. corrections B. publications C. supplements D. alterations 【知识点】航路指南的更新与改正 【解析】supplement 补篇 B5. Every new supplement to the sailing directions ____ the previous one. A. enforces B. cancels C. Corrects D. replenishes（充装、装满） A19. In Admiralty Sailing Directions, BANDS is the word used to indicate ______ marking. A. horizontal B. vertical C. diagonal D. vertical or diagonal D20. In Admiralty Sailing Directions, STRIPES is the word used to indicate ______ marking. A. horizontal B. vertical C. diagonal D. vertical or diagonal 【知识点】航路指南用词 【解析】band 横纹；stripe 竖纹或斜纹 Key word 2: Mariner's Handbook (3) C38. The Mariner's Handbook ______ general information affecting navigation and is complementary to the
航海英语题库2010
海知识和专业的工作态度 57. When own ships position input to ECDIS wrong, what is the result? A. Nothing B. ECDIS will give warning C. ECDIS will automatically be switched off D. Position, range and bearing taken on the ECDIS will be wrong 答案：D当把拥有的船位错误输入电子海图显示与信息系统，结果会怎么样？显示在电子海图显示与信息系统上的船位，航程，方位将错误 58. What should you avoid when receiving work order? A. Having other people help you with your work B. Swearing C. Wasting time on having procedures explained D. Misunderstandings 答案：D当收到工作命令时应避免什么？误解 59. What kind of information dose the fire plan contain? A. Fire alarm signal, fire instruction and your assignment B. location of firefighting equipment onboard C. How to use firefighting equipment onboard D. Information on how handle different types of fires 答案：B消防计划包括哪些种类的信息？船上消防设备的位置 60. Do you need to measure oxygen levels before entering an enclosed space? A. Yes, always B. No C. Not if you measure for toxic gases D. Yes, but not if you ventilate properly first for 24 hours 答案：A当你进入一个密闭空间前你需要测量氧气浓度吗？是的，总是这样 61. What is the most important treatment concerning a foreign body in the eye? A. Rinsing of the eye B. …… anaesthetic C. Wring the eye-lid to prevent blinking D. Close the eye for a while 答案：A关于眼睛里的杂物最重要的处理方法是什么？清洗眼睛 62. What is the meaning of UEL? A. Upper exposure level B. Upper explosion level C. Upper explosive level D. Upper evaporation level 答案：C UEL的意思是什么？爆炸上限 63. In which way may intake of poisoning material not occur? A. By inhaling B. By skin penetrating and skin absorbing
10大副航海英语模拟试卷4(201012)
中华人民共和国海事局 海船船员适任证书全国统考模拟试题 科目：航海英语试卷代号：902 适用对象：无限航区、近洋航区船舶大副 (本试卷卷面总分100分，及格分为70分，考试时间100分钟) 答题说明：请选择一个最合适的答案，并将该答案按答题卡要求，在相应位置上用2B铅笔涂黑．第1题至82题，每题1分，第83题至94题，每题1．5分. 一．单项选择题 1．The characteristic of a lighted cardinal mark may be ________． A．very quick flashing B．flashing C．fixed D．occulting 2．________gives a description of the combined Cardinal and Lateral Buoyage system including textual and diagrammatic explanations of the five types of marks，lateral，cardinal，isolated danger，safe water and special marks． A．Ocean Passages for the World（NP136） B．Symbols and Abbreviations used on Admiralty Charts，Chart 5011 C．IALA Maritime Buoyage System（NP735） D．The Mariners Handbook（NP100） 3．A line of position from a celestial observation is a segment of a ________． A．Circle of equal altitude B．Parallel of declination C．Parallel of altitude D．Vertical circle 4．________is not contained in the NM Weekly. A. Amendments to Admiralty Sailing Directions B. Amendments to Admiralty List of Lights and Fog Signals C. Amendments to Admiralty List of Radio Signals D. Supplement to Guide to Port Entry 5．The Coast Radio Stations are found in ________． A．Admiralty List of Lights and Fog Signals B．Admiralty Maritime Communications C．Admiralty List of Radio Signals D．Admiralty Digital List of Lights 6．A chart has extensive corrections to be made to it．When these are made and the chart is again printed，the chart issue is a ________． A．First edition B．New edition C．Revised edition D．Reprint 7．When an azimuth of the Sun has been taken and the deviation of the standard magnetic compass computed，the watch officer should record the results ________. A. in the vessel's Official Logbook B. on the compass deviation card C. in the compass deviation log D. on a Napier diagram 8．The indemnity for damage to cargo shall be determined on the basis of the {difference} between the value of the goods before and after the damage． A. profit B. surplus C. balance D. interest 9．A decrease in barometric pressure is associated with all of the following except ________. A. rising warm air B. proximity to a low pressure area C. inward spiraling circulation D. clear dry weather 10．On a nautical chart，the inner ring of a compass rose indicates _________． A．True directions B．Compass error C．Deviation D．Magnetic directions 11．The height of a tide can be increased by_________． A．A storm surge B．A high pressure area C．The jet stream D．A cold front 12．That REMOVE ANY LIST ON THE V/L AFTER EACH W ATCH END means that _________．A．any list, no matter where it is posted, shall be removed prior to ending his watch by the OOW B．the vessel should not be removed C．any and all lists on board the vessel should be taken off D．the inclination of the vessel should be corrected prior to ending his watch by the OOW 13．Protection of cargo against tainting damage can best be obtained by _________. A. Ventilating the space． B. Not ventilating the space． C. Proper use of paper separation and dunnage． D. Segregation of cargo by using different hatches 14．Instructions for training of new seamen are usually found in _________． A．Decklogs B．Night Orders C．Standing orders D．Muster List 15．I'll have the damaged parts repaired in Hongkong and send you in due course the amount of expenses _________． A．Incurred B．Happened C．Spent D．Paying out 16．The issue of Notices to Mariners of charts and these aids（Radar beacons）may be delayed until such time as they are assessed to be _________． A．temporary B．permanent C．occasional D．steady 17．The Owners to have a ________upon all cargoes and subfreights belonging to the Time-Charterers and any Bill of Lading freight for all claims under this Charter. A. laden B. lading C. lying D. lien 18．We regret that in view of the above，we are not in a position to ________liability for the shortage．A．Consume B．Perfume C．Assume D．Confuse 19．The helm command CHECK HER means ________． A．test the steering control B．read the compass heading C．stop the swing using hard over rudder D．slow the swing using moderate rudder 20．Under the Carriage of Goods by Sea Act of 1936，a vessel will be liable for damage to a cargo when the damage arises from ________． A．Unseaworthiness when sailing B．Insufficient packing C．Quarantine delays D．Mismanagement of the vessel 21．The fitting that allows a boom to move freely both vertically and laterally is called the ________. A. swivel B. lizard C. spider band D. gooseneck 22．The vessel to be ________on the expiration of the Charter in the like goods order as when delivered to the Charterers. A. delivered B. redelivered C. taken over D. withdrawn
航海英语新题库(上海)
一、海图及海图作业50题 [251]To agree with larger scale chart，latitudes taken from this chart should be increased ______ about 8 seconds． A. with B. in C. by D. to [252]On this chart only the principle ______ to navigation are shown．A.equipment's B.tools C.apparatus D.aids [253]Many of the soundings shown on the chart are derived from _____.Undue reliance should not be placed upon them． A. complete and often very poor surveys B. correct and often very good surveys C. inadequate and often very old surveys D. adequate and present surveys [254]Lines on a chart which connect points of equal magnetic variation are called ______. A. magnetic latitudes B. magnetic declinations C. dip D. isogonic lines [255]Isogonic lines are lines on a chart indicating ___. A. points of equal variation B. points of zero variation C. the magnetic latitude D. magnetic dip [256]In which source could you find the number of a chart for a certain geographic area? ______. A. Chart No. 1 B. Catalog of Charts C. IMO Practical Navigator D. IMO Light List [257]How is the annual rate of change for magnetic variation shown on a pilot chart? ______. A. Gray lines on the uppermost inset chart B. Red lines on the main body of the chart C. In parenthesis on the lines of equal magnetic variation D. Annual rate of change is not shown. [258]Charted depth is the ______. A.vertical distance from the chart sounding datum to the ocean bottom，plus the height of tide B.vertical distance from the chart sounding datum to the ocean bottom C.average height of water over a specified period of time D.average height of all low waters at a place [259]Chart correction information is NOT disseminated through the ______. A. Summary of Corrections B. Local Notice to Mariners C. Daily Memorandum D. Chart Correction Card [260]All straight lines represent great circle tracks on a chart based on a(n) ______. A. Mercator projection B. polyconic projection C. orthographic projection D. gnomonic projection [261]A revised print of a chart is made ______. A. after every major hydrographic survey of the area covered by the chart B. when there are numerous corrections to be made or the corrections are extensive C. when a low-stock situation occurs and minor corrections are made D. every two years to update the magnetic variation information [262]A Mercator chart is a ______. A. cylindrical projection B. simple conic projection C. polyconic projection D. rectangular projection [263]______ chart 3994，positions read from this chart should be shifted 0．03 minutes Northward． A. To consider B. To check C. To examine D. To agree with [264]The changes in the channel's sands and buoys on this coast are ______ this chart can not be considered as a safe guide of the channel．A. frequent B. so frequent C. frequent that D. so frequent that [265]______ is a term denoting the determination of a ship's position by observations of Celestial or terrestrial objects，or by a combination of both． A. Course-planning B. Position-fixing C. Radar-plotting D. Stowage-plan making [266]A chart position enclosed by a semi-circle is a(n) A. fix B. estimated position C. dead reckoning position D. running fix [267]A true bearing of a charted object，when plotted on a chart，will establish a ______. A. fix B. line of position C. relative bearing D. range [268]Admiralty Charts are published in ______. A. U．S．A B. China C. U．K D. Japan [269]Attention is ______ the advice on the use of charts in The Mariner's Handbook Chapter 3，Section 1．A. fixed to B. needed for C. pushed to D. drawn to [270]Distance along a track line is measured on a Mercator chart by using the ______. A. latitude scale near the middle of the track line B. longitude scale near the middle of the track line C. latitude scale at the midlatitude of the chart D. latitude or longitude scale at the middle of the scale [271]Entering from sea，a daymark on the port side of the channel would be indicated on a chart by a ______. A. red triangle with the letter R B. white triangle with the letters RG C. green square with the letter G D. white square with the letters GR [272]Magnetic information on a chart may be ______. A. found in the center(s) of the compass rose(s) B. indicated by isogonic lines C. found in a note on the chart D. All of the above [273]My position has been obtained ______ astronomical observation．A. with B. from C. on D. by [274]Navigational charts are ______ frequent changes，the important one of which are promulgated by Admiralty Notices to Mariners． A. published with B. combined with C. in connection with D. subject to [275]On the south and the east coasts of Block Island are circles with a dot in the center and labeled CUP. This is a ______. A. conspicuous object B. steep depression in the surrounding hills that resembles a cup C. domed structure useful for navigation D. calling-up-point used for traffic control [276]Solid green arrows on the main body of a pilot chart indicate ______. A. prevailing wind directions B. prevailing ocean current directions C. probable surface current flow D. shortest great circle routes [277]The agonic line on an isomagnetic chart indicates the ______. A. magnetic equator B. magnetic longitude reference line C. points where there is no variation D. points where there is no annual change in variation [278]The buoy symbol printed on your chart is leaning to the northeast. This indicates ______. A. you should stay to the north or east of the buoy B. you should stay to the west or south of the buoy C. the buoy is a major lighted buoy D. nothing special for navigational purposes [279]The chart of a beach area shows a very flat slope to the underwater beach bottom. What type of breakers can be expected when trying to land a boat on this beach? A.Surging B.Spilling C.Plunging D.Converging [280]The chart symbol indicating that the bottom is coral is ______. A. C B. Cl C. Co D. c [281]The charts sold are of ______. A. newly edition with up to date correction and in reasonable prices． B. the current edition and incorporate the last Notices to Mariners correction C. the current edition and incorporate the latest Notices to Mariners correction at the time of sale． D. brand-new one with up to date correction and clean writing [282]The compass rose on a nautical chart indicates both variation and ______. A. deviation B. annual rate of variation change C. precession D. compass error [283]The description Racon beside an illustration on a chart would mean a ______. A.radar conspicuous beacon B.circular radiobeacon C.radar transponder beacon D.radar calibration beacon [284]The maximum difference between mean time and apparent time is ______. A. equal to the longitude expressed in time units B. about 16 minutes C. the difference between the GHA of mean sun and the first point of Aries D. 15°of arc [285]The numeral in the center of a wind rose circle on a pilot chart indicates the ______.
海事局海员考试航海类(甲类)三副英语第48期
中华人民共和国海事局 2009年第48期海船船员适任证书全国统考试题（总第48期） 科目：航海英语试卷代号：903 一．单项选择题 1.You may find the time of slack water after low water in a certain port from ______. A. mFAG. B. Tide tables. C. Notices to mariners. D. Table of azimuth. KEY: B https://www.360docs.net/doc/802231102.html,rmation on the operating times and characteristics of foreign radiobeacons can be found in which publication? ______. A. List of Lights B. Coast Pilot C. Sailing Directions D. List of Radiobeacons KEY: A 3.A line of position from a celestial observation is a segment of a ______. A. circle of equal altitude B. parallel of declination C. parallel of altitude D. vertical circle KEY: A 4.What defines a great circle? A. A curved line drawn on a Mercator Chart B. A course line that inscribes a loxodromic curve C. The shortest distance between any two points on the earth D. The smallest circle that can be drawn on the face of a sphere KEY: C 5.Which aid is NOT marked on a chart with a magenta circle? A. Aero light B. Radar station C. Radar transponder beacon D. Radiobeacon KEY: A 6.Charted depth is the ______. A. vertical distance from the tidal datum to the ocean bottom plus the height of the tide B. vertical distance from the tidal datum to the ocean bottom C. average height of water over a specified period of time D. average height of all low waters at a place KEY: B 7. The changes in the channel’s sands and buoys on this coast are ______ this chart cannot be considered as a safe guide of the channel. A. Frequent. B. So frequent. C. Frequent that. D. So frequent that. KEY: D 8.While steaming slowly in the harbor，no ship is ______ to exceed the speed limited． A. assumed