A.The ARPA will generate data as if the target was still being tracked by radar
B.The ARPA will give an audible and/or visual lost target alarm
C.The ARPA will generate data based on sea return echoes from the vicinity where the target was lost
D.The ARPA has lost all memory of the target and must recompute the target data
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A.SeaTalk
B.powerful microprocessors and mega memory capacity
C.chartplotter
D.small-scale chart
A.chartplotter
B.C-MAP NT
C.C-Cards
D.PPI
A.all fishing vessels over 39 feet in length
B.sail-propelled fishing vessels
C.all fishing vessels of less than 200 GT
D.wooden hull fishing vessels with a poor radar echo
A.a plan-position indicator system
B.pulse-plan integration
C.pulse-pulse input
D.power-plan input
A.one target
B.two targets
C.three targets
D.a large number of targets
最新試題
Your radar is set on a true motion display.Which of the following will NOT appear to move across the PPI scope（）.
What will cause the ARPA to emit a visual alarm，audible alarm，or both?（）
Which general statement concerning radar is FALSE?（）.
（）typically extends from close as 0.1 nautical miles out to 32 NM.
Which statement is TRUE concerning a vessel equipped with operational radar?（）.
Although manual plotting for CPA works well，the workload can become overwhelming when confronted with（）.
Your radar displays your ship off center．As you proceed on your course， your ship’s marker moves on the PPI scope while echoes from land masses remain stationary.What is this display called（）.
Which procedure(s) shall be used to determine risk of collision? （）
The development of（）led to the fully automatic ARPA systems installed on commercial ships.
You are scanning the radar screen for a buoy fitted with racon. How should this signal appear on the PPI display?（）