Oracle AI Database Administration Professional 1Z1-183 Prüfungsfragen mit Lösungen:
1. What happens to existing ASM disk groups during a Grid Infrastructure upgrade?
A) They remain intact and are compatible with the new release once upgraded
B) They require manual migration to new disks
C) They are converted to local file systems temporarily
D) They are automatically dropped and recreated
2. What is the recommended approach for tuning the buffer cache size?
A) Increase cache size until the library cache hit ratio exceeds 99%
B) Increase DB_BLOCK_SIZE for better caching
C) Disable automatic memory management and use manual tuning only
D) Use Automatic Memory Management (AMM) or Automatic Shared Memory Management (ASMM) to let Oracle manage memory dynamically
3. What is the effect of issuing ALTER PLUGGABLE DATABASE ALL OPEN READ ONLY;?
A) The command fails because PDB$SEED cannot change open mode
B) All PDBs in the CDB are opened in READ WRITE mode
C) All user-created PDBs except PDB$SEED open in read-only mode
D) Only PDB$SEED opens, as it is the default template PDB
4. Which two features are provided by AWR baselines?
(Choose two)
A) Automatic optimizer statistics gathering
B) Retention of historical performance data for defined periods
C) Auto-generation of redo log switch alerts
D) Comparison of current performance metrics against a known workload
5. What does the Data Recovery Advisor (DRA) do when invoked through RMAN?
A) It scans archived redo logs for duplicate entries
B) It only reports block corruption for datafiles in the SYSTEM tablespace
C) It diagnoses failures and provides recommended repair scripts
D) It automatically repairs all detected corruption without user approval
Fragen und Antworten:
| 1. Frage Antwort: A | 2. Frage Antwort: D | 3. Frage Antwort: C | 4. Frage Antwort: B,D | 5. Frage Antwort: C |
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