A centerline crane can never be operated in tandem
One crane is able to work one end of two adjacent hatches
These cranes are more economical and weigh less than outboard-mounted cranes
One crane is able to work both sides of the ship
第1题：
Which of the following statements is TRUE regarding crane operations ________．
A.Radio communications allow the crane operator to disregard the use of hand signals
B.The crane operators and signalman must be familiar with the correct hand signals
C.The forward cranes can be operated from the bridge
D.The aft cranes can be operated from the aft steering station
第2题：
Which of the following statements is FALSE，concerning the regulations pertaining to the cylinder room of a fixed CO2 fire extinguishing system ________．
A.The compartment must be properly ventilated
B.The temperature of the room should never exceed 130℉
C.The door must be kept unlocked
D.The compartment shall be clearly marked and identifiable
第3题：
Which of the following statement（s）is/are FALSE regarding a twin pedestal crane set ________．
A.The cranes may be operated independently
B.The cranes may be interconnected for twin operation
C.The cranes are powered by independent internal combustion power units
D.All of the above
第4题：
Energy can be created or destroyed
Energy may not be transformed
The total quantity of energy in the universe is always the same
None of the above
第5题：
Which of the following statements is false？（）
第6题：
Which of the following statements is FALSE concerning the proper procedure in handling a fire hose ________．
A.A 1.5 inch hose should be deployed with a minimum of a nozzleman and hoseman
B.Back-up hosemen should be positioned wherever the hose makes a significant turn
C.The fire hose should be partially charged before deploying it from the fire station
D.The nozzleman should always hold the nozzle with one hand on top，to prevent kickback
第7题：
Which of the following statements are FALSE concerning the defragfs command？（）
第8题：
Which of the following statements is FALSE concerning cranes being installed on the centerline of vessels ________．
A.A centerline crane can never be operated in tandem
B.One crane is able to work one end of two adjacent hatches
C.These cranes are more economical and weigh less than outboard-mounted cranes
D.One crane is able to work both sides of the ship
第9题：
Which of the following statements concerning intellectual property is wrong？（）
第10题：
c=d
l and k are parallel
m and l are perpendicular