If a severe leak develops in the electro-hydraulic steering gear unit is necessary when（）

A、Loss of vessel steering

B、Overheating of the gyrocompass

C、Jamming of the six-way vale

D、Jamming of the follow-up device

查看正确答案

更多“If a severe leak develops in the electro-hydraulic steering gear unit is necessary when（）”相关的问题

第1题

[单选题] Which of the following sequence of commands extracts the third image from a tape that was created using the backup command?（）

A、tctl -f /dev/rmt0.1 fsf 2 ; tar -xv file3 B、tctl -f /dev/rmt0.0 fsf 3 ; dd if=file3 pf =/dev/mt0.1 C、tctl -f /dev/rmt0.1 fsf 2 ; dd if=/dev/rmt0.1 of=file3 D、tctl -f /dev/rmt0.0 fsf 3 ; dd if=/dev/rmt0.1 of=file3

点击查看答案

第2题

[单选题] Which of the following sequence of command extracts the tenth image form a tape in tape device rmt1?（）

A、tet1 -f /dev/rmt1.0 fsf 9; tar -xv file 10 B、tet1 -f /dev/rmt1.1 fsf 10; tar -xv file 10 C、tet1 -f /dev/rmt1.1 fsf 9; dd if = /dev/rmt1.1 of=file 10 D、tet1 -f /dev/rmt1.0 fsf 9; dd if =file10 of /dev/rmt1.0

点击查看答案

第3题

[单选题] If the electric motor driving an air compressor fails to start, the cause may be a （）.

A、leaking unloader B、tripped circuit breaker C、control line leak D、defective pop valve

点击查看答案

第4题

[单选题] If a used lube oil analysis indicates an excessive chromate content, this means （）

A、air filtration is inadequate B、engine coolant leaking into the lube oil C、fuel oil is leaking into the lube oil D、the piston rings are excessively worn

点击查看答案

第5题

[单选题] If a refrigeration crankcase compressor were short cycling on the low pressure cutout switch, the cause might be that the （）.

A、system was overcharged with refrigerant B、system was low on refrigerant C、suction valves were leaking slightly D、relief valve was leaking slightly

点击查看答案

第6题

[单选题] An administrator needs to be able to restore a mksysb created on SERVER_A using a 4MM tape drive， to SERVER_B that only has an 8MM tape drive. There is an additional server that has a 4MM drive at /dev/rmt0 and an 8MM drive at /dev/rmt1. Which of the following procedures should be followed to convert from the 4MM to 8MM format（）

A、tcopy /dev/rmt0.1 /dev/rmt1.1 B、dd if=/dev/rmt0.1 of=/dev/rmt1.1 C、tar -xvf /dev/rmt0.1tar -cvf /dev/rmt1.1 D、cpio -ivcBDUM < /dev/rmt0.1cpio -ovcBDUM. >/dev/rmt1.1