Free Oracle 1Z0-084 Exam Dumps Questions & Answers

Which two options are part of a Soft Parse operation?

• A.  Shared Pool Memory Allocation
• B.  Semantic Check
• C.  SQL Row Source Generation
• D.  SQL Optimization
• E.  Syntax Check

Database performance degraded between 23:15 and 23:30 for the last three nights. The awr snapshot interval is one hour. The AODM report contains nothing about this performance problem.
With which tool can you further analyze this problem?

• A.  SQL Performance Analyzer
• B.  Active Session History report
• C.  AWR Compare Periods report
• D.  SQL Tuning Advisor

Accessing the SALES tables causes excessive db file sequential read wait events.
Examine this AWR except:

Now, examine these attributes displayed by querying dba_tables:

Finally, examine these parameter settings:

Which two must both be used to reduce these excessive waits?

• A.  Coalesce all sales table indexes.
• B.  Compress the SALES table.
• C.  Increase PCTFREE for the SALES table.
• D.  Re-create the SALES table.
• E.  Partition the SALES table.

You must produce a consolidated formatted trace file by combining all trace files generated by all clients for a single service.
Which combination of utilities does this?

• A.  TKPROF and Trace Analyzer
• B.  Trace Analyzer and Tracsess
• C.  Trcsess and TKPROF
• D.  Autotrace and TKPROF

Buffer cache access is too frequent when querying the SALES table. Examine this command which executes successfully:
ALTER TABLE SALES SHRINK SPACE;
For which access method does query performance on sales improve?

• A.  db file sequential read
• B.  index range scan
• C.  index full scan
• D.  db file scattered read