單項選擇題A loaded hopper barge with independent tanks has a placard，with alternating red and white quadrants，on each side and end. Which statement concerning this barge is TRUE?（）

A.The cargo will spontaneously ignite if released to the atmosphere
B.You must operate this barge as a lead barge
C.The barge should be spotted as far away from the towboat as possible
D.The barge must be in a protected position within the tow


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1.單項選擇題A cargo of refrigerated fruit is packed in crates with transverse members dividing the crate in two equal parts. Which statement is TRUE?（）

A.The cargo block should be tightly packed if the cargo is suitably chilled upon delivery to the vessel
B.Both sides of each crate must be checked for the temperature and the appearance of the fruit
C.The cargo block should be stowed with air channels built throughout the stowed cargo
D.The crates should NEVER be stowed brick fashion

2.單項選擇題You intend to tow a barge with one tug and expect continuous high winds from the north. To reduce the yaw of your tow，you should（）.

A.reduce the draft of the barge
B.shorten one leg of the bridle
C.place bulky deck loads as far aft as possible
D.trim the barge down by the bow

3.單項選擇題What is NOT a problem area when loading barges on a LASH type vessel? （）

A.Frequent stability calculations required
B.Thorough pre-planning required
C.Limiting depths alongside berths restrict barge drafts
D.Minimum trim and 0°list are required for optimum operations

4.單項選擇題The choice of length of tow bridle legs is governed by the（）.

A.expected towing forces
B.capability of retrieving gear
C.freeboard of the unit being towed
D.need to reduce yaw

5.單項選擇題A tow astern is veering from side to side on its towline. The best way of controlling the action is to（）.

A.trim the tow by the bow
B.trim the tow by the stern
C.list the tow to windward
D.adjust the length of the towing bridle