Which two are prerequisites for running the I/O calibration tool? (Choose two.)

The correct answer is C. For determining latency time, the STATISTICS_LEVEL parameter must be set to TYPICAL or D. The disks to be tested must be configured to use asynchronous I/O for data files. See the full explanation below for the reasoning.

Question

Options

AThe database must be in MOUNT state.
BThe database should be opened in restricted mode.
CFor determining latency time, the STATISTICS_LEVEL parameter must be set to TYPICAL or
DThe disks to be tested must be configured to use asynchronous I/O for data files.
EThe database instance must be started using an SPFILE.

How the community answered

(20 responses)

A
15% (3)
B
5% (1)
C
75% (15)
E
5% (1)

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