If at any time the officer in charge of the navigational watch is to be relieved when a manoeuvre or other action to avoid any hazard is taking place,（）.

You are on watch and the Pilot has the conn.The Master has temporarily gone below.The Pilot orders a course change which you are certain will put the vessel into imminent danger.Your first action should be to（）.

When the pilot is embarked he or she（）.

Orders of the Master to the officer of the watch which s/he must comply with are（）.

Your ship must（）.

In determining that the（）of the navigational watch is adequate to ensure that a proper look-out can continuously be maintained，the master shall take into account all relevant factors.

While the Pilot is maneuvering the vessel to a dock，what is the PRIMARY responsibility of the watch officer?（）

A qualified deck officer should be（）the watch.

Which two components pass through the shank of an LWT anchor?（）

What is the best instrument for establishing a safe working area before welding in a confined space? （）