1z1-417 무료 덤프문제 온라인 액세스

Upon implementation completion, which three should be reviewed with a customer to confirm the values or benefits of a Oracle Database Performance and Tuning solution?

• A.statspack integration and support
• B.included scripts for querying X$ and V$ views
• C.real-time and historical monitoring capabilities
• D.integration with Enterprise Manager
• E.non-intrusive metric collections
• F.SQL script code management capabilities

Which issue can be avoided by configuring the PCTFREE parameter?

• A.sort operations on disk
• B.keeping a reserve area for backup
• C.column fragmentation
• D.table fragmentation, and has been superseded by Automatic Storage Management
• E.row chaining and setting it has been superseded by Automatic Segment Space Management

Which is Oracle's architecture and methodology for Oracle Database High Availability (HA)?

• A.High Availability High Accessibility Architecture for Oracle Database
• B.Oracle Real Application Clusters
• C.Oracle Exadata
• D.Maximum Availability Architecture for Oracle Database
• E.Oracle Database 12c

Which four use cases could Database Replay be used to test for database performance changes?

• A.compare Flashback workload
• B.check a workload from one database release on another database released
• C.check a workload from a single instance on an Oracle RAC database
• D.upgrade an application
• E.a change in operating system versions
• F.check a workload after database parameters have been changed

Which are two characteristics of "invisible" index functionality that would help tune a database having thousands of legacy indexes?

• A.I/O bottlenecks are easy to spot when invisible indexes are used.
• B.The session or system parameter needs to be changed toOPTIMIZER_USE_INVISIBLE_INDEXEStoTRUEfor an invisible index to become visible to the Optimizer.
• C.An index only needs to be rebuilt for it to be visible again.
• D.An invisible index is ignored by the optimizer.
• E.After an index becomes invisible, it is no longer maintained during insertsand updates.