Oracle Oracle Database 1Z0-183

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Oracle AI Database Administration Professional Sample Questions:

1. What is the recommended approach for tuning the buffer cache size?

A) Disable automatic memory management and use manual tuning only
B) Use Automatic Memory Management (AMM) or Automatic Shared Memory Management (ASMM) to let Oracle manage memory dynamically
C) Increase DB_BLOCK_SIZE for better caching
D) Increase cache size until the library cache hit ratio exceeds 99%

2. What differentiates active database duplication from backup-based duplication in RMAN?

A) Backup-based duplication cannot use compression
B) Active duplication requires a recovery catalog; backup-based duplication does not
C) Active duplication copies data over the network directly from the source instance
D) Active duplication requires no listener configuration

3. What is the difference between opatch and opatchauto
Response:

A) opatchauto applies interim patches, and opatch applies bundle patches
B) opatch can patch Grid Infrastructure, but opatchauto cannot
C) opatch is GUI-based, while opatchauto is command-line only
D) opatchauto handles both GI and database patching, while opatch is used for a single Oracle Home

4. Which two statements are true about PDB lifecycle management?
(Choose two)

A) PDB$SEED can be opened in READ WRITE mode for patching
B) MOUNT is the default state when a PDB is created
C) Dropping a PDB can optionally keep its datafiles for reuse
D) PDB states are persisted automatically without explicit SAVE STATE

5. Which two tools are part of the Real Application Testing option?
(Choose two)

A) Database Replay
B) Active Session History (ASH)
C) SQL Performance Analyzer (SPA)
D) LogMiner

Solutions: