1Z0-024 Performance Tuning Practice Exams


Oracle ™

1Z0-024 Performance Tuning



Note 1: 1Z0-024 Exhibit and all related diagrams are not shown in demo questions.
Note 2: 1Z0-024 Answers are not shown in demo questions.
Exhibits and Answers are only provided in the Full Version.


Demo Question 2.


Which statement is true when evaluating the buffer cache hit ratio?

A. Minimizing physical reads will improve the buffer cache hit.
B. The buffer cache hit ratio is unaffected by data or application design.
C. The buffer cache hit ratio will improve with the use of full table scans.
D. The buffer cache hit ratio will always improve when the number of db block buffers in the SGA is increased.


Display Answer


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Answer: A

Explanation: The main goal in the buffer cache tuning is minimize physical reads. Incorrect



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