1201) Under the IALA-A Buoyage System, a green spar buoy with a triangular topmark would indicate that the buoy __________. should be left to port when heading out to sea
1202) Under the IALA-B Buoyage System, a buoy displaying a red light will __________. be left to starboard when entering from seaward
1203) Under the IALA-B Buoyage System, a conical buoy will be __________. red in color
1204) What feature(s) of a daymark is (are) used to identify the beacon upon which it is mounted? Color and shape
1205) What is a lighted safe water mark fitted with to aid in its identification? A spherical topmark
1206) When approaching a preferred-channel buoy, the best channel is NOT indicated by the __________. light characteristic
1207) When entering from seaward, a buoy displaying a composite group (2+1) flashing red light indicates __________. a junction with the preferred channel to the left
1208) Which light characteristic may be used on a special purpose mark? Fixed
1209) Which light characteristic may be used on a special purpose mark? Flashing
1210) While steaming in English waters on course 280°T, you sight a buoy showing a very quick-flashing (VQ) white light well to port. Maintaining course, you sight another buoy showing a quick-flashing (Q) white light. You should pass __________. north of the buoy
1211) White and orange buoys, if lighted, show which color light? White
1212) Yellow lights may appear on __________. special purpose buoys
1213) You are approaching a sea buoy which emits a racon signal. This signal is triggered by which type of radar? 3 cm
1214) You are entering an African port and see ahead of you a red can-shaped buoy. What action should you take? Alter course to leave the buoy to port
1215) The draw span of a floating drawbridge may be marked with __________. a yellow light showing Morse Code (B)
1216) Under the IALA-A and B Buoyage Systems, a buoy with alternating red and white vertical stripes indicates __________. that there is navigable water all around
1217) What is a characteristic of cardinal marks? Light rhythms indicating directional orientation
1218) When outbound from a U.S. port, a buoy displaying a flashing red light indicates __________. the port side of the channel
1219) When the navigational channel passes under a fixed bridge, the edges of the channel are marked on the bridge with what lights? Red lights
1220) You are approaching an open drawbridge and sound the proper signal. You receive no acknowledgment from the bridge. Which action should you take? Approach with caution and proceed through the open draw.
1221) You are entering an east coast port and see a buoy with a yellow triangle painted on it. This indicates __________. you are in the vicinity of the ICW
1222) You are in a channel inbound from sea. A daymark used to mark a channel junction when the preferred channel is to starboard will have the shape indicated by what letter in illustration D045NG? A
1223) You are underway in the North Sea on course 216°T when you sight a buoy bearing 021° relative. Under the IALA Buoyage System, you are in the best navigable water if the buoy __________. has a light characteristic of Q(6) + L Fl 15s
1224) Red lights may appear on _____________. horizontally banded buoys
1225) What is indicated by a buoy with alternating red and green horizontal bands in the IALA Buoyage system? preferred channel
1226) You are approaching a multiple-span bridge at night. The main navigational channel span will be indicated by _______. 3 white lights in a vertical line in the center of the span
1227) When displayed under a single-span fixed bridge, the channel is indicated by ___________? red lights
1228) When displayed under a single-span fixed bridge, the channel is indicated by ___________? red lights
1229) You are approaching a multiple-span bridge at night. The main navigational channel span will be indicated by _______. 3 white lights in a vertical line in the center of the span
1230) When approaching a preferred-channel buoy, the best channel is NOT indicated by the _____________. color and shape of topmark
1231) Red lights may appear on _____________. horizontally banded buoys
1232) Becker Point light is 110 feet high and has nominal range of 11 miles. Your height of eye is 35 feet. What is the maximum distance at which the light can be seen in clear weather? 11.miles
1233) You are approaching Cape Bojedor and the Captain tells you that the visibility is 20 miles. Nominal range of the light is 27 miles and the height of the light is 133 feet. Your H.E is 50 feet. How far can you see the light? 21.3 miles
1234) What is the maximum distance a light can be seen in 5 miles visibility if the nominal range of the light is 24miles? 13.8miles
1235) You pick up a light that has a nominal range of 14miles at a distance of 9miles. Your H.E. is 36ft. What is the approximated meteorological visibility? 5miles
1236) When using a buoy as an aid to navigation, which of the following should always be considered The buoy may not be in its charted position
1237) A drawbridge may use visual signals to acknowledge a vessel's request to open the draw. Which signal indicates that the draw will NOT be opened immediately? A fixed red light
1238) A facility used for the discharge of a cargo of a particular hazard, such as chlorine, butane or ethane, must have what to warn water traffic of an immediate danger during fire or cargo release? A siren or rotating flashing light
1239) A lateral system buoy displaying a quick light __________. indicates that special caution is required
1240) A light having characteristics which include color variations is defined as __________. alternating
1241) A mid-channel buoy, if lighted, will show a __________. Morse (A) white light
1242) A mooring buoy, if lighted, shows which color light? White
1243) A nun buoy will __________. have an even number
1244) A red triangular daymark marks __________. the starboard side of a channel
1245) A white buoy marked with an orange rectangle indicates __________. general information
1246) A white buoy with an orange cross within a diamond marked on it indicates __________. vessels are excluded from the area
1247) A white diamond daymark with an orange border is a(n) __________. information or regulatory mark
1248) A yellow buoy may exhibit a(n) __________. flashing light
1249) Aids to navigation marking the intracoastal waterway can be identified by __________. yellow stripes, squares, or triangles marked on them
1250) An alternating light __________. shows a light that changes color
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