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單項選擇題

An application server is running slowly. After viewing performance monitoring data it is detected that the disk queue length is high. Which of the following could BEST resolve the situation?（）

A. Add more disk drives.
B. Increase the amount of virtual memory.
C. Add a faster processor.
D. Add more memory to stop paging to disk.

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單項選擇題

Which of the following technologies when implemented allows for the GREATEST fault tolerance for memory?（）

A. RAID
B. Registered memory
C. ECC
D. Memory pairing

單項選擇題

Which of the following is the LAST step an administrator should take when troubleshooting an issue？（）

A. Identify changes to the system.
B. Replicate the problem in the system.
C. Verify full system functionality.
D. Implement the solution.