Every ship, while at sea, shall be capable ______. ①of receiving shore-to-ship distress alerts; ②of transmitting and receiving MSI; ③of transmitting and receiving ship-to-ship distress alerts

All cargo ships of 500 GT and upwards engaged in international voyages must be fitted with ______ SART, and ______ two-way VHF radio telephone.

The GMDSS equipment requirements vary according to ______.

A ship with the gross tonnage of 500 or upwards should be equipped with ______ portable two-way VHF sets.

Every cargo ship of ______ gross tonnage and upwards shall be provided with at least three two-way VHF radiotelephone apparatus.

At least two two-way VHF radiotelephone apparatus shall be provided on every cargo ship of ______ tons gross tonnage and upwards but less than 500 tons gross tonnage.

According to the SOLAS, which radio equipment is not compelled to the ships exclusively sailing in the sea area A1?

According to the SOLAS which radio equipment is not necessary for the ships sailing in the sea area A2?

Which radio equipment is not compelled to the ships exclusively sailing in the sea area A1?

How many pieces of portable two-way VHF transceivers must a passenger ship of 1,700 GT be provided with?

How many pieces of portable two-way VHF transceivers must a cargo ship of 1,700 GT be provided with?

What is the minimum operation time of reserve source of energy on ships with an emergency energy source?

According to the SOLAS, in which sea area(s) ships must carry either INMARSAT or HF equipment or a combination thereof?

Regarding the requirements of GMDSS, which is not true?

Regarding vessels required to be fitted with one SART, which of the followings is true?