更多"When a router has to make a rate tr"的相关试题:
[单项选择]When a refrigeration compressor has developed a high head pressure as a result of a refrigerant overcharge, you should （）.
A. increase the amount of cooling water to the condenser
B. decrease the amount of cooling water to the condenser
C. add more refrigerant to the system
D. remove some refrigerant from the system
[单项选择]When each routing device has a consistent view of the network topology, the network is said to be:（）
A. fault tolerant
B. converged
C. autonomous
D. vectored
[单项选择]When a man who has fallen overboard is being picked up by a lifeboat，the boat should approach with the wind（）.
A. astern and the victim just off the bow
B. ahead and the victim just off the bow
C. just off the bow and the victim to windward
D. just off the bow and the victim to leeward
[单项选择]When an oil fire has been extinguished, the surface of the oil should be kept covered with foam to prevent （）.
A. air from contacting the oil vapors
B. permitting re-ignition boiling of the heated oil
C. spontaneous combustion below the oil surface
D. toxic fumes from escaping to the surface
[单项选择]When transferring survivors from an enclosed lifeboat to a rescue vessel，personnel on board the boat should（）.
A. remove their life preservers to make it easier to climb on board the rescue vessel
B. climb on top of the boat while waiting for their turn to transfer to the rescue vessel
C. remain seated inside and make the transfer one person at a time
D. enter the water and swim over to the rescue vessel
[单项选择]When discharging oil from an oil tanker the instantaneous rate（）60 liters per nautical mile.
A. Should not exceed
B. Must be up to
C. Should exceed
D. Should be about
[单项选择]When a dog has received effective obedience training, its owner______.
A. can give the dog more rewards
B. will enjoy a better family life
C. can give the dog more freedom
D. will have more confidence in himself
[单项选择]When one cylinder has a lower compression pressure and higher exhaust gas temperature than any of the other engine cylinders, which of the conditions listed will indicated?（）
A. Advanced ignition
B. Clogged air intake
C. Leaky exhaust valve
D. High exhaust pressure
[多项选择]Which two statements apply when a user has entered private configuration mode by typing configure private?（）
A. All users have their own active configuration.
B. All users have their own private candidate configuration.
C. When a user commits, all nonconflicting changes made by all users are committed.
D. When a user commits, only the user's own changes are committed.
[单项选择]When a vessel has positive stability，the distance between the line of force through B and the line of force through G is called the（）.
A. metacentric height
B. righting arm
C. righting moment
D. metacentric radius
[单项选择]When a crankshaft has to be handled outside the engine, it should be carefully supported in a manner which will avoid （） high bending moments on it.
A. compressing
B. interposing
C. imposing
D. pounding
[单项选择]When oily ballast has been pumped overboard，an entry must be made in the（）.
A. Oil Record Book
B. Official Logbook
C. deck rough log
D. engine rough log
[单项选择]When fueling has been completed（）.
A. the fuel tank fill pipe should be left open to allow vapors to vent from the tank
B. the engine should be started immediately to prevent vapor lock in the fuel line
C. all hatches should be opened and all compartments should be ventilated
D. open the fuel line and drain a small amount of gasoline into the bilge to clear the line of sediment
[单项选择]Which of the following has a maximum data rate of 11Mbps?（）
A. 802.11n
B. 802.11g
C. 802.11b
D. 802.11a
[单项选择]Which of the following has the HIGHEST data rate speed?（）
A. T1
B. ADSL
C. SDSL
D. OC-3
[单项选择]When reentering an engine room that has been flooded with CO2, the investigating team should initially（）.
A. leave the access door partially open
B. enter from the lowest level
C. enter from the highest level
D. attempt to operate machinery
