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Oracle 1Z0-055 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Performance and Diagnosability | 13% | - SQL Plan Management - ADDM and AWR enhancements - Database Replay - Fault diagnosability infrastructure |
| Topic 2: High Availability Enhancements | 10% | - Data Guard new features - RAC and clusterware improvements |
| Topic 3: Security Enhancements | 10% | - Privilege and access control improvements - Transparent Data Encryption - Fine-grained auditing |
| Topic 4: Installation and Upgrading Enhancements | 10% | - Database installation improvements - Post-upgrade validation - Upgrade process enhancements |
| Topic 5: Storage and ASM Enhancements | 12% | - Automatic Storage Management (ASM) new features - Bigfile tablespaces - ASM file access and management - ASM instance startup and shutdown |
| Topic 6: Data Movement and Utilities | 8% | - Data Pump enhancements - Online table redefinition improvements |
| Topic 7: Backup, Recovery and Data Protection | 12% | - Data Recovery Advisor - RMAN new features - Flashback and LogMiner enhancements - SecureFiles and LOB improvements |
| Topic 8: SQL and PL/SQL New Features | 15% | - DDL and DML enhancements - Result cache and PL/SQL improvements - Partitioning and space management - SQL Performance Analyzer |
1Z0-055 Exam Facts, Early Starts and Safety Nets
- Data Movement and Utilities (8%)
- Installation and Upgrading Enhancements (10%)
- Storage and ASM Enhancements (12%)
Oracle Database 11g: New Features for 9i OCPs Sample Questions:
Examine the following RMAN command:
BACKUP DATABASE
TAG TESTDB
KEEP UNTIL 'SYSDATE+1'
RESTORE POINT TESTDB06;
Which two statements are true regarding the backup taken by using the above RMAN command? (Choose two.)
- A. Only data files and the control file are backed up.
- B. The backup becomes obsolete after one day, regardless of the default retention policy settings.
- C. Archived redo logs are backed up only if the database is open during the backup.
- D. The backup is deleted after one day, regardless of the default retention policy settings.
Correct Answer: B,C 🗳️
While deploying a new application module, the software vendor ships the application software along with appropriate SQL plan baselines for the new SQLs being introduced. Which two statements describe the consequences? (Choose two.)
- A. The plan baselines can be evolved over time to produce better performance.
- B. The newly generated plans are directly placed into the SQL plan baseline without being verified.
- C. The new SQL statements initially run with the plans that are known to produce good performance under standard test configuration.
- D. The optimizer does not generate new plans for the SQL statements for which the SQL plan baseline has been imported.
Correct Answer: A,C 🗳️
View the Exhibit to examine the parameters set for your database instance.
You execute the following command to perform I/O calibration after the declaration of bind variables in the session that are used in the command:
SQL> EXECUTE dbms_resource_manager.calibrate_io( num_physical_disks=>1, -max_latency=>50, -max_iops=>:max_iops, -max_mbps=>:max_mbps, -actual_latency=>:actual_latency);
Which statement describes the consequence?
- A. The calibration process runs successfully but the latency time is not computed.
- B. The calibration process runs successfully and populates all the bind variables.
- C. The calibration process runs successfully but only the latency time is computed.
- D. The command produces an error.
Correct Answer: D 🗳️
Which statements are true regarding the system-defined moving window baseline in Oracle Database 11g? (Choose all that apply.)
- A. It is created when the first snapshot is collected by the Automatic Workload Repository (AWR).
- B. It does not allow you to change the moving window size.
- C. Adaptive threshold functionalities use it by default to compute statistics.
- D. It is created by default with the window size being equal to the AWR retention time.
Correct Answer: C,D 🗳️
You enabled Flashback Data Archive on the INVENTORY table. Which DDL operation is supported on the table after enabling Flashback Data Archive?
- A. Drop the table.
- B. Partition the table
- C. Rename a column in the table.
- D. Add a column to the table.
- E. Truncate the table.
Correct Answer: D 🗳️
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