Oracle
1Z0-054 · Question #76
1Z0-054 Question #76: Real Exam Question with Answer & Explanation
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Question
Which two symptoms related to the database buffer cache together indicate that there are many full table scans happening? (Choose two.)
Options
- Atoo many buffer busy waits
- Bvery low buffer cache-hit ratio
- Cvery high buffer cache-hit ratio
- Dmany waits on the db file scattered read event
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