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Interview Questions – II !!!!!!! |
Saturday, January 31, 2009 |
- What is dedicated and shared server? - Have you installed Oracle on Linux? - What is kernel parameter ,SHMMAX - What is ipcs?
Temporary Segment
- What is sorting operation?
Performance Tunning
- Explain Plan - Execution Plan - Analyze - Cursor sharing - TKPROF - Hard parse and Soft parse - What is CBO? - What is RBO? - Fire one sql query which perform full table scan , how can you escape the full table scan?
Backgroung Processes
- What is LGWR, DBWR? - Updated one record then what will happen and what will be recorded in redo log buffer?
Initialization Parameters
- what is process and processes parameter? - FAST_START_MTTR_TARGET parameter
BackUp and Recovery
RMAN
- What is crosscheck command do? - What is difference between expired backup and obsolete backup?
Recovery
- User delete table at 8 o'clock and user come at 10 o'clock say you to recover table.How could you proceed? - How can you recover the system datafile? - How can you recover the non-system datafiles? |
posted by Jaswinder Singh @ 1:41 AM   |
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