更多"It is necessary for us （） after hav"的相关试题:
[单项选择]After having activated the emergency position indicating radio beacon，you should（）.
A. turn it off for 5 minutes every half-hour
B. turn it off and on at 5 minute intervals
C. turn it off during daylight hours
D. leave it on continuously
[单项选择]After arrived at the port, if it is necessary to lift the piston out and inspect the M-E temporarily, the chief engineer should report the situation to the（）, and the operation could be performed only after having the approvement of relevant department.
A. maritime safety administration
B. ship survey bureau
C. company manager
D. captain
[单项选择]Which additional configuration step is necessary in order to connect to an access point that has SSID broadcasting disabled?（）
A. Set the SSID value in the client software to public.
B. Configure open authentication on the AP and the client.
C. Set the SSID value on the client to the SSID configured on the AP.
D. Configured MAC address filtering to permit the client to connect to the AP.
[单项选择]Notice of readingness to load must be served（）the charterer or his agent.
A. to
B. for
C. at
D. on
[单项选择]（）认为政府是necessary evil。
A. 国家主义者
B. 自由主义者
C. 无政府主义者
D. 反自由主义者
[单项选择]（）is a notice served by a shipmaster to the Charterers informing them that the vessel is ready to load according to the terms outlined in the charter.
A. Notice of Demurrage
B. Survey Report
C. Notice of Readiness
D. Notice of Responsibility
[单项选择]Notice of Readiness to Load must be served（）the Charterer or his agent.
A. to
B. for
C. at
D. on
[多项选择]It has become necessary to configure an existing serial interface to accept a second Frame Relay virtual circuit.Which of the following processes are required to accomplish this task?（）
A. configure static frame relay map entries for each subinterface network.
B. remove the ip address from the physical interface
C. create the virtual interfaces with the interface command
D. configure each subinterface with its own IP address
E. disable splithorizon to prevent routing loops between the subinterface networks
F. encapsulate the physical interface with multipoint PPP
[单项选择]Which commands is necessary to permit SSH or Telnet access to a cisco switch that is otherwise configured for these vty line protocols?（）
A. transport type all
B. transport output all
C. transport preferred all
D. transport input all
[单项选择]You are kindly requested to supply the necessary tallymen to do（）on board the ship during the discharging of the cargo.
A. the tallying work
B. the lashing work
C. the clean work
D. the work of opening and closing hatches
[单项选择]Why is it necessary to extend ventilators of gasoline powered vessels to the bilges（）.
A. To keep them dry，and thus easier to clean
B. To remove fuel vapors which are heavier than air
C. To provide adequate air to the engines
D. To cool the machinery areas
[单项选择]Which condition is necessary for a substance to burn?（）
A. The temperature of the substance must be equal to or above its fire point
B. The air must contain oxygen in sufficient quantity
C. The mixture of vapors with air must be within the explosive range
D. All of the above
[单项选择]It is necessary to secure the forced ventilation to a compartment where there is a fire to（）.
A. allow the exhaust fans to remove smoke
B. extinguish the fire by carbon monoxide smothering
C. prevent additional oxygen from reaching the fire
D. protect fire fighting personnel from smoke
[单项选择]The master should（）necessary precautions to prevent accidents or damage.
A. do
B. take
C. set
D. have
[单项选择]However, where immediate action is necessary to ensure safety of the ship, its machinery and crew, it must be taken by the engineer in chargeWhat dose “it” mean in the sentence above?（）
A. safety
B. the ship, its machinery and crew
C. immediate action
D. the engineer in charge
