第1题:
A crew member reports that the high-pressure alarm light of a low-pressure CO2 fixed fire extinguishing system is illuminated.The most probable cause of this condition would be that ______.
A.an air leak has developed in the tank
B.the tank cooling system has malfunctioned
C.the pilot cylinder discharge valve is leaking
D.an excessive amount of insulation has been installed on the tank and piping
第2题:
Your ERX Edge Router is constantly going to a boot## prompt. What is the most likely cause for this condition?()
第3题:
During system boot, rootvg fails to vary on, causing an LED code of 0552. What is the most likely cause for rootvg not varying on?()
第4题:
The nfsstat -c command shows zero badxid, but retrans and timeouts are sizeable, what is the most probable cause of the problem?()
第5题:
Quorum was not turned off
Paging space was not mirrored
The dump space was not mirrored
The surviving disk was too small
第6题:
Class A
Class B
Class C
Class D
第7题:
第8题:
breaking a cargo runner
parting guys topping lifts
carrying away a block
overheating the resistors and eventually burning out
第9题:
Too many nfsd’s running
Client and server with different buffer sizes
Bridges, routers or gateways are receiving too many fragmentated packets
Too few nfsd’s running
第10题:
bad SRP
low voltage
bad mid-plane
corrupted flash
bad line module
第11题:
lifejacket
SCBA
lifeboat
torch
第12题:
A
B
C
D
E
F
第13题:
Web users are reporting issues downloading various types of media. Which of the following shouldthe administrator do FIRST?()
第14题:
Which of the following is the MOST efficient way to troubleshoot network problems?()
第15题:
One of the mirrored disks for the root volume group has failed. Although the logical volumes are mirrored, and the bosboot command was run, the machine will not boot. What is the most probable cause?()
第16题:
preventing oxygen from reaching the burning material
cooling the burning material below its ignition temperature
using the extinguishing agent to make the burning material fire-resistant
using the extinguishing agent to absorb the heat
第17题:
engine room bilges
main switchboard
paint locker
rag bin
第18题:
shield fire fighters from radiant heat
break up burning material
get the most water possible on the fire
drive heat and smoke ahead of the fire fighters
第19题:
inside a burning furnace
caught in a whirlwind
tortured by a tempest
emotionally disturbed
第20题:
likely less to cause fatal damage than
likely less causing fatal damage to
less likely to cause fatal damage than
less likely to cause fatal damage to
第21题:
Smothers burning surfaces,organically destroys fuel
Cools fire and adjacent surfaces,provides protective barrier
Reaches areas not protected by steam or CO2 smothering systems
Allows fire to be attacked from leeward,saturates liquid surfaces
第22题:
insufficient speed
cavitation
excess discharge pressure
excessive net positive suction head B
第23题:
The Dangers of a Fire.
The Cause of a Fire.
Learn to Use a Fire Extinguisher.
Be Ready for a Fire.