更多"You must（）in this area unless you h"的相关试题:
[单项选择]As a CCNA candidate,you must have a firm understanding of the IPv6 address structure.Refer to IPv6 address,could you tell me how many bits are included in each filed?（）
A. 24
B. 4
C. 3
D. 16
[单项选择]As a CCNA candidate, you must have a firm understanding of the IPv6 address structure. Refer to IPv6 address, could you tell me how many bits are included in each filed?（）
A. 24
B. 4
C. 3
D. 16
[单项选择]How should signal flares be used after you have abandoned ship and are adrift in a liferaft?（）.
A. Immediately use all the signals at once
B. Use all the signals during the first night
C. Employ a signal every hour after abandoning ship until they are gone
D. Use them only when you are aware of a ship or plane in the area
[单项选择]You have amulti-area OSPF network and you’re concerned because one of the sites is having connectivity problem to resources in a different area. Which IOS privileged mode command would you enter to confirm that your network ：A.has a path to itsABR，B.has a path to itsASBR，and C.the SPF calculation is functional（）
A. show ip protocols
B. show running-config
C. show ip ospfneighbor
D. show ip ospfborder-routers
[单项选择]You have berthed in a area with other tank vessels. What signal is displayed by a vessel to indicate it is transferring flammable or combustible liquid cargo?（）.
A. A flashing yellow light
B. A red light visible all around the horizon
C. A green light visible all around the horizon
D. An illuminated red and yellow caution flag
[单项选择]What parameters must you specify when you enable EIGRP routing?（）
A. The broadcast address, and AS number
B. The network number and AS number
C. EIGRP routing, network number and passive interface
D. EIGRP routing, network number, and AS
[单项选择]You have not plugged up the drainage, have you?（）.
A. No, I have
B. Yes, I haven't
C. Yes, I have
D. No, I didn't
[单项选择]I must apologize to you for the delay.（）
A. That's all right.
B. No trouble at all.
C. All the best.
D. You are welcome.
[单项选择]An inland oil barge must have equipment available to remove an on-deck oil spill of at least（）.
A. one barrel
B. two barrels
C. five barrels
D. ten barrels
[单项选择]Each commercial fishing vessel must have at least one immersion suit，exposure suit，or life preserver for each（）.
A. person aboard
B. person working on deck
C. crew member
D. None of the above are correct
[单项选择]Vessels transiting the canal must have their accommodation ladders and cargo booms（）.
A. removed
B. rigged in
C. readjusted
D. tested
[单项选择]Have you got（）lychees?
A. some
B. any
C. /
[单项选择]A fire main system must have enough fire hydrants so that each accessible space may be sprayed with（）.
A. a low velocity spray applicator
B. a water spray or solid stream
C. at least two spray patterns of water
D. at least 25 psi delivered pressure
[单项选择]When paralleled, AC generators must have the same （）
A. frequency
B. number of phases
C. phase rotation
D. All of the above
[单项选择]A ship must have a self-contained breathing apparatus to be used as protection from gas leaking from a refrigeration unit. To meet this requirement，you may use（）.
A. a gas mask certified by the Mine Safety and Health Administration
B. the same self-contained breathing apparatus required with the fireman's outfit
C. an oxygen breathing apparatus，provided that the device has been inspected within three years
D. a portable ventilation system that will provide a complete change of air every three minutes
[单项选择]Each fire hydrant must have at least one spanner and at least one（）.
A. hose rack or reel
B. all purpose nozzle
C. foam applicator
D. pick axe
