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Sybase Certification Interview Question:

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Do you know What type of access method is used for a covered query?
A. parallel index scan
B. serial index scan
C. hash based index scan
D. hash based table scan

Submitted by: Administrator

B. serial index scan
Submitted by: Administrator

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Top Sybase Certification Questions

☺	If sp_sysmon output consistently shows a high number of Voluntary Yields, which configuration parameter could be modified to improve performance? A. user log cache size B. time slice C. identity grab size D. stack size E. cpu accounting flush interval

☺	Explain Which of the following are true of the Datarows Locking Scheme? (Choose 2) A. Index pages are locked. B. No transaction locks are held on index pages. C. Server uses page locks and row locks, but not table locks. D. Server uses table locks and row locks, but not page locks.

☺	Explain When you run optdiag command on a allpages-locked table with 1000 pages, what will be value of "Forwarded row count"? A. 1000 B. 500 C. 0 D. 1

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Explain Which of the following statements describes readpast locking? (Choose 2)
A. It can be specified at the session, transaction, and table level.
B. It allows insert, update, and delete commands to read past any incompatible lock.
C. It allows readers to not block writers.
D. It allows select and readtext queries to silently skip all rows or pages locked with incompatible locks.

☺	Where are table/index level statistics stored? A. sysstatistics B. systabstats C. On the leaf level of the index D. The GAM page E. The distribution page

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