單項選擇題

A customer has a file server with RAID-5 using 8KB random I/Os， with 67% reads and 33% writes. How should the disk controller cache be configured for optimal performance？（）

A.Use write-back cache
B.Use write-back cache with battery backup
C.Use write-through cache with disk caching enabled
D.Use write-through cache with disk caching disabled

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單項選擇題

A customer is experiencing a performance bottleneck in a disk subsystem. The server is performing sequential I/O with a small number of users requesting large files. Which of the following would most likely resolve the bottleneck？（）

A.Increase seek translation
B.Increase data transfer rate
C.Decrease rotational latency
D.Increase rotational latency

單項選擇題

A customer needs the ability to recover their data if a total system failure occurs. Which two of the following are the most important considerations in determining the solution？（）

A.Network utilization
B.Total amount of storage installed
C.Amount of open files in the backup
D.Amount of critical data in the backup or restore

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A customer has a file server with RAID-5 using 8KB random I/Os， with 67% reads and 33% writes. How should the disk controller cache be configured for optimal performance？（）

你可能感興趣的試題

A customer is experiencing a performance bottleneck in a disk subsystem. The server is performing sequential I/O with a small number of users requesting large files. Which of the following would most likely resolve the bottleneck？（）

A customer needs the ability to recover their data if a total system failure occurs. Which two of the following are the most important considerations in determining the solution？（）

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A customer has a file server with RAID-5 using 8KB random I/Os， with 67% reads and 33% writes. How should the disk controller cache be configured for optimal performance？（）

A customer is experiencing a performance bottleneck in a disk subsystem. The server is performing sequential I/O with a small number of users requesting large files. Which of the following would most likely resolve the bottleneck？（）