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热继电器动作后，必须检查热元件是否烧坏，若有烧坏，必须更换热元件才能重新投入运作。（)

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Howwouldasystemadministratorreviewroot’scurrentcronjobsofthefollowing？（）

A. crontab-l
B. cron-lroot
C. lscron-lroot
D. cat/var/cron/crontabs/root

Duringapresentationonthep5machines，acustomerasksthepSeriestechnicalspecialistaquestionregardingthedifferencesbetweenPOWER4+andPOWER5.Inadditiontonewadvancedpowermanagement，SMT，andlargerL2andL3cachesinPOWER5，whichofthefollowingdescribessomeofthekeyimprovementsinPOWER5？（）

A. Micro-PartitioningsupportandtheL3controllerisnowbetweenL2andmainmemory.
B. DynamicpartitioningsupportandtheL3controllerisnowbetweenL2andmainmemory.
C. Micro-PartitioningsupportandtheL3controllerisnolongerbetweenL2andmainmemory.
DynamicpartitioningsupportandtheL3controllerisnolongerbetweenL2andmainmemory.

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熔断器在照明电路中一般可做过载保护及短路保护。（)

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企业文化的“超前性”决定了它的社会价值。（)

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