更多"Which of the following shall not th"的相关试题:
[单项选择]Which of the following statements represents the correct action to take when three crew members discover a fire?（）
A. One man report the fire, and the other two men fight the fire
B. One man report the fire, one man fight the fire, and one man evacuate and secure the area
C. One man report the fire, one man fight the fire, and one man act as a safety observer
D. All three men fight the fire and report it immediately after it is extinguished
[单项选择]As to the bearing, of the following, which statement is not true?（）
A. ff overheat is found, the engine must be stopped for inspection
B. Much heat of the crankcase door indicates that the bearing is overheated
C. If bearing clearance is too large, knocking will be heard in the crankcase
D. If bearing clearance is too large or too small, the white metal may be melted
[单项选择]As to the piston cooling, of the following, which statement is not true?（）
A. Because the piston is exposed to very high temperature, it must be cooled
B. The lower the piston cooling temperature is, the better it is
C. Both water and lube oil can be used as coolant
D. One of the piston cooling methods is vibration cooling, with better effect
[单项选择]Which of the following Frame-Relay encapsulation commands would you use, if you had to connect your Cisco router to a non-Cisco router?（）
A. TestKRouter(config-if)# Encapsulation frame-relay dot1q
B. TestKRouter(config-if)# Encapsulation frame-relay aal5snap
C. TestKRouter(config-if)# Encapsulation frame-relay ietf
D. TestKRouter(config-if)# Encapsulation frame-relay isl
E. None of the above
[单项选择]Which of the following problems can occur if you continually fail to drain off condensate from a starting air receiver?（）
A. Corrosion and eventual failure of the tank
B. Gumming of the tank relief valves
C. Immediate failure of components downstream of the compressed air system
D. Boiling of the water oil mixture as pressure is reduced
[单项选择]Which of the following problems may occur if the clearance between a piston and cylinder liner is insufficient?（）
A. Excessive wear
B. Scuffing of the liner
C. Piston seizure
D. All of the above
[单项选择]Which of the following actions are stated in the correct order prior to loading or discharging cargo on a Ro-Ro vessel? （）
A. Lower the stern ramp，raise/open the stern door，turn on ventilation for cargo holds
B. Turn on ventilation for cargo holds，raise/open the stern door，lower the stern ramp
C. Turn on ventilation for cargo holds，lower the stern ramp，raise/open the stern door
D. Raise/open the stern door，lower the stern ramp，turn on ventilation for cargo holds
[单项选择]Captain, do you know which side shall we get（）?
A. beside
B. alongside
C. upon
D. side
[单项选择]All stations which receive a distress alert shall immediately cease（）.
A. any transmission
B. any harmful transmission
C. to use radiotelephone
D. using radiotelephone
[单项选择]On which vessels are the officers and deck crew allowed to operate under a two-watch system on voyages of less than 600 miles? （）
A. Towing vessels
B. Offshore supply vessels
C. Barges，when manned
D. All of the above
[单项选择]Which of the following is not a factor which can interfere with the pulse of sound and cause a variation the depth reading?（）
A. salinity
B. temperature
C. the hydrostatic pressure
D. Vessel’s speed
[单项选择]Which procedure(s) shall be used to determine risk of collision? （）
A. Watching the compass bearing of an approaching vessel
B. Systematic observation of objects detected by radar
C. Long-range radar scanning
D. All of the above
[多项选择]Which of the following characteristics describe the BPDU Guard feature（）
A. ABPDU Guard port should only be configured on ports with PortFast enabled.
B. BPDU Guard and PortFast should not be enabled on the same port.
C. BPDU Guard is used to ensure that superior BPDUs are not received on a switch port.
D. ABPDU Guard port receiving a BPDU will go into err-disablestate.
E. ABPDU Guard port receiving a BPDU will be disabled.
F. BPDU Guard can be enabled on any switch port.
[单项选择]Which of the following commands would successfully implement an access list on a routers virtual terminal line?（）
A. RouterTK(config-line)# access-class 10 in
B. RouterTK(config-if)# ip access-class 23 out
C. RouterTK(config-line)# access-list 150 in
D. RouterTK(config-if)# ip access-list 128 out
E. RouterTK(config-line)# access-group 15 out
F. RouterTK(config-if)# ip access-group 110 in
[单项选择]Which of the following statements about transmitting distress messages by radiotelephone is INCORRECT?（）
A. If no answer is received on the designated distress frequencies，repeat the distress call on any frequency available
B. Channel 16 (156.8) may be used for distress messages
C. It is advisable to follow a distress message on 2182 kHz by two dashes of 10 to 15 seconds duration
D. Distress messages should first be transmitted on 2182 kHz
[单项选择]Which of the following statements concerning cargo is correct?（）
A. Cargoes are any type of goods transported by any type of ships
B. Cargoes are goods transported in bulk
C. Cargoes usually include goods transported in bulk and in containers
D. Cargoes are usually packaged in containers
[单项选择]Which of the following statements concerning frontal movements is TRUE（）.
A. The temperature rises after a cold front passes
B. The barometric pressure rises when a warm front passes
C. A cold front generally passes faster than a warm front
D. A warm front usually has more violent weather associated with it than a cold front
[单项选择]Which of the following centrifugal pump components converts the liquid kinetic energy of velocity to the potential energy of pressure?（）
A. Impeller
B. Electric motor
C. Volute
D. Eye
