1-A-03: Watchkeeping
1-3A1:
Radio watches for compulsory radiotelephone stations will include the following:
VHF channel 16 continuous watch.
VHF channel 22a continuous watch at sea.
121.5 MHz continuous watch at sea.
500 kHz.
1-3A2:
All compulsory equipped cargo ships (except those operating under GMDSS regulations or in a VTS) while being navigated outside of a harbor or port, shall keep a continuous radiotelephone watch on:
2182 kHz and Ch-16.
2182 kHz.
Ch-16.
Cargo ships are exempt from radio watch regulations.
1-3A3:
What channel must all compulsory, non-GMDSS vessels monitor at all times in the open sea?
Channel 16.
Channel 8.
Channel 70.
Channel 6.
1-3A4:
When a watch is required on 2182 kHz, at how many minutes past the hour must a 3 minute silent period be observed?
00, 30.
15, 45.
10, 40.
05, 35.
1-3A5:
Which is true concerning a required watch on VHF Ch-16?
All of the above.
It is compulsory at all times while at sea until further notice, unless the vessel is in a VTS system.
When a vessel is in an A1 sea area and subject to the Bridge-to-Bridge act and in a VTS system, a watch is not required on Ch-16, provided the vessel monitors both Ch-13 and VTS channel.
It is always compulsory in sea areas A2, A3 and A4.
1-3A6:
What are the mandatory DSC watchkeeping bands/channels?
8 MHz HF DSC, 1 other HF DSC, 2 MHz MF DSC and VHF Ch-70.
VHF Ch-70, 2 MHz MF DSC, 6 MHz DSC and 1 other HF DSC.
2 MHz MF DSC, 8 MHz DSC, VHF Ch-16 and 1 other HF DSC.
None of the above.
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● = Review
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● = Learned
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● = Incorrect answer
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