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【单选题】

While performing a preventative maintenance check on a personal computer, a technician notices thatseveralunused expansion card slots have open ports. Which of the following BEST describes why the covers for these card slots should be reinstalled?()

A、Help limit radio frequency interference (RFI) inside the case.

B、Help ensure proper air flow through the case.

C、Help prevent moisture buildup in the case.

D、Help limit electrostatic discharge (ESD) inside the case.

更多“While performing a preventative maintenance check on a personal computer, a technician notices thatseveralunused expansion card slots have open ports. Which of the following BEST describes why the covers for these card slots should be reinstalled?()”相关的问题
第4题

A、 While performing the backup of the datafile,data1.dbf,one backup set is created.  B、 While performing the backup of the datafile,data1.dbf,two backup sets are created.  C、 While performing the backup of the datafile,data1.dbf,three backup sets are created.  D、 While performing the backup of the datafile,data1.dbf,the command for performing a backup of the datafile,data1.dbf,will fail.  

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第6题

A、The backup as copy can only be taken to disk  B、The backup as copy can only be taken to tape  C、Backup can be performed only when the instance is shutdown  D、Backup will constitute all used and unused blocks in the database  

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第7题

AA. The backup as copy can only be taken to disk  B、B. The backup as copy can only be taken to tape  C、C. Backup can be performed only when the instance is shutdown  D、D. Backup will constitute all used and unused blocks in the database  

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第9题

A、 incomplete recovery  B、 complete recovery  C、 recovery using the Flashback Database feature  D、 recovery using the export/import utility  

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