A Network Technician Is Replacing a Failed Drive in a RAID

question 645

Multiple Choice

A network technician is replacing a failed drive in a RAID 5 array. Over time, access to the volumes in the array has slowed down. The technician wants to increase the speed of the RAID array and chooses to replace the 10000rpm SAS drive with a low-latency SSD drive. Which of the following is the problem with this solution?

• A) SSD drives cannot be used in RAID arrays
• B) Performance will not be increased
• C) SAS drives are faster due to their high spindle speed
• D) All the drives in the RAID array must be replaced simultaneously

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Definitions:

Collection Float

The time period between when a check is deposited into a bank account and when the amount is available for use.

Net Float

The difference between checks written and deposited in the bank not yet cleared or settled.

Ledger Balance

The total balance in a ledger account at a particular point in time, reflecting all transactions up to that moment.

Available Balance

The amount of funds in a checking or savings account that is accessible for immediate use, taking into account any pending transactions.