Online Access Free 1Z0-183 Exam Questions

What is the purpose of using bind variables in SQL statements?

• A.To reduce SQL parse overhead and improve plan reuse
• B.To bypass cost-based optimization
• C.To force index usage regardless of optimizer choice
• D.To generate automatic statistics for queries

What does the srvctl command primarily manage?

• A.Optimizer statistics synchronization
• B.Network topology for standby databases
• C.Cluster resources like listeners, ASM instances, and services
• D.Automatic Memory Management components

What does the Data Recovery Advisor (DRA) do when invoked through RMAN?

• A.It only reports block corruption for datafiles in the SYSTEM tablespace
• B.It diagnoses failures and provides recommended repair scripts
• C.It scans archived redo logs for duplicate entries
• D.It automatically repairs all detected corruption without user approval

Which feature of Oracle Database 23ai helps reduce the cost of SQL operations by caching frequently executed query results?

• A.Result Cache
• B.Adaptive Cursor Sharing
• C.SQL Plan Baseline Evolution
• D.SQL Plan Management (SPM)

Which configuration change can improve RMAN backup performance for large databases?

• A.Enabling backup compression at BASIC level
• B.Using archivelog-only backups exclusively
• C.Increasing the number of RMAN channels for parallelism
• D.Disabling block change tracking