The officer in charge of the navigational watch shall not hand over the watch to the relieving officer if（）.

If in any doubt as to the pilot’s actions or intentions，the officer in charge of the navigational watch shall（）.

Which fitting is used to connect the boom to the mast? （）

Upon completion of fueling a gasoline driven vessel it is necessary to（）.

The Master to prosecute all voyages with the utmost（）and to render customary assistance with the Vessel’s Crew.

What is the female section of a tool joint called? （）

What is the BEST conductor of electricity?（）

Although the Shipowner may be responsible for the loss or damage to the goods，his liability may be limited by the terms of（）.

Which word indicates color variation in the characteristics of a light?（）

While underway in thick fog you are on watch and hear the cry“man overboard”.Which type of maneuver should you make（）.