1Z0-064 Exam Questions & Answers

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1Z0-064 Exam Questions & Answers

Vendor: Oracle

Certifications: Oracle Database

Exam Code: 1Z0-064

Exam Name: Oracle Database 12c: Performance Management and Tuning

Updated: Jul 02, 2022

Q&As: 119

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1Z0-064 Online Practice Questions and Answers

Questions 1

Which two actions should you take to monitor the throughput generated by the modules of an application? (Choose two.)

A. Use the Resource Manager.

B. Enable SQL Trace at the session level.

C. Create a service.

D. Use a dedicated server configuration.

E. Use the DBMS_APPLICATION_INFO package to define the current module and action so that they appear in V$SESSION.

Show Answer
Questions 2

Examine the parameters set for a database instance:

The database supports a mixed workload. Users complain about the increased response time of a few DSS queries. During investigation, you execute the query:

Based on the output, which two are possible ways to improve the performance of the queries? (Choose two.)

A. Enable temporary undo.

B. Enable Automatic Memory Management.

C. Increase the number of DBWn processes.

D. Enable Automatic Shared Memory Management.

E. Increase the value of the SGA_TARGET parameter.

F. Increase the value of the PGA_AGGREGATE_TARGET parameter.

Show Answer
Questions 3

Which three actions should you perform to reduce shared pool fragmentation and avoid the "ORA-04031: unable to allocate .... bytes of shared memory" error for the shared pool? (Choose three.)

A. Configure the Server Result Cache.

B. Configure shared server mode.

C. Identify the packages or procedures that are causing the "ORA-04031:unable to allocate....bytes of shared memory" error and use the DBMS_SHARED_POOL.KEEP to keep them in the shared pool.

D. Use DBMS_SHARED_POOL.KEEP to keep the SYS.STANDARD, SYS.DBMS_STANDARD, and SYS.DIUTIL packages and frequently executed compiled triggers.

E. Use more anonymous procedures.

F. Standardize the type, size, and naming conventions for bind variables and spacing conventions for SQL statements and PL/SQL blocks.

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