[2026年08月]更新のOracle 1Z1-183問題集厳選された問題集でパスして、最短時間を目指そう
Oracle 1Z1-183試験問題集で[2026年最新] 練習 高合格率な試験問題集問題
質問 # 31
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 are converted to local file systems temporarily
- C. They are automatically dropped and recreated
- D. They require manual migration to new disks
正解：A
質問 # 32
When you define a guaranteed restore point, what happens in the background?
- A. Oracle disables normal flashback log purging
- B. Oracle enables flashback logs specifically for that restore point
- C. Oracle starts capturing redo entries in archived logs
- D. Oracle schedules automatic RMAN backups
正解：A
質問 # 33
How does enabling the In-Memory Column Store improve analytic query performance?
- A. By eliminating the need for indexes entirely
- B. By converting tables to columnar format in memory, accelerating scans and aggregations
- C. By storing all tables in row format for faster transactional access
- D. By automatically converting redo logs into analytical indexes
正解：B
質問 # 34
Which feature of Oracle Database 23ai helps reduce the cost of SQL operations by caching frequently executed query results?
- A. SQL Plan Management (SPM)
- B. SQL Plan Baseline Evolution
- C. Result Cache
- D. Adaptive Cursor Sharing
正解：C
質問 # 35
What happens when you run RESTORE DATABASE followed by RECOVER DATABASE in RMAN?
- A. It restores control files but not datafiles
- B. It automatically creates new standby redo logs
- C. It restores only SYSTEM and SYSAUX tablespaces
- D. It restores the database to the latest available backup and applies redo to make it consistent
正解：D
質問 # 36
Which two components can Oracle Restart automatically manage after a system reboot?
(Choose two)
- A. AWR snapshots
- B. LogMiner sessions
- C. ASM instances
- D. Database instances
正解：C、D
質問 # 37
What differentiates an Application PDB from a regular PDB in Oracle 23ai multitenant architecture?
- A. Application PDBs share a common application root that enables simplified patching and upgrades
- B. Application PDBs automatically inherit all common users from all other PDBs
- C. Application PDBs cannot host schemas or objects
- D. Application PDBs require dedicated listener processes
正解：A
質問 # 38
What is the primary purpose of an Automatic Workload Repository (AWR) baseline?
- A. To enable flashback database functionality
- B. To define a reference workload for comparing performance over time
- C. To schedule automatic database backups
- D. To store SQL Plan Baselines for specific queries
正解：B
質問 # 39
How does the CREATE PLUGGABLE DATABASE pdb1 ADMIN USER pdb_admin IDENTIFIED BY password; statement function?
- A. It converts the current root database into a PDB named pdb1
- B. It clones the seed database to create pdb1 with its own administrative user
- C. It generates only metadata for pdb1 without any datafiles
- D. It creates a new root container with the name pdb1
正解：B
質問 # 40
What utility is used with RMAN to perform cross-platform transport of tablespaces between systems with different endian formats?
- A. Transportable Database
- B. LogMiner
- C. RMAN CONVERT TABLESPACE
- D. Data Pump
正解：C
質問 # 41
Which two prerequisites are required for RMAN active database duplication?
(Choose two)
- A. Target and auxiliary instances must be connected to a listener
- B. Existing backup sets must be available on disk
- C. Auxiliary instance must be mounted with the control file in place
- D. Source database must be in ARCHIVELOG mode
正解：A、D
質問 # 42
Which two features are supported by AutoUpgrade?
(Choose two)
- A. RMAN block change tracking disablement
- B. Automated SQL Tuning Advisor task generation
- C. Pre-upgrade checks and automated fixups
- D. Multiple database upgrades in a single job
正解：C、D
質問 # 43
Which two actions can improve RMAN backup performance on a large database?
(Choose two)
- A. Use multiple channels for parallel backup
- B. Restrict memory usage by disabling compression
- C. Disable redo log archiving during backup
- D. Enable block change tracking
正解：A、D
質問 # 44
Which two tasks are automated during a Grid Infrastructure upgrade?
(Choose two)
- A. Conversion of database links
- B. Cluster node rolling patching
- C. Validation of cluster node status
- D. ASM listener relocation
正解：B、C
質問 # 45
Which two benefits are provided by an Application Root in a CDB?
(Choose two)
- A. Inherited Oracle-supplied roles for cross-database security
- B. Isolation of application metadata from local PDB schemas
- C. Automatic replication of common users to external non-CDB databases
- D. Simplified patching of application code across multiple Application PDBs
正解：B、D
質問 # 46
Which condition must be met before performing a complete recovery of the database using RMAN?
- A. All required archive logs and backups must be available
- B. Flashback logging must be turned on
- C. Archive logging must be disabled
- D. The database must be in READ ONLY mode
正解：A
質問 # 47
Which two statements are true about PDB lifecycle management?
(Choose two)
- A. PDB$SEED can be opened in READ WRITE mode for patching
- B. PDB states are persisted automatically without explicit SAVE STATE
- C. MOUNT is the default state when a PDB is created
- D. Dropping a PDB can optionally keep its datafiles for reuse
正解：C、D
質問 # 48
What is the primary purpose of the opatchauto utility?
- A. To manage data pump exports
- B. To back up parameter files before applying changes
- C. To create AWR baselines before patching
- D. To automate application of database and grid infrastructure patches
正解：D
質問 # 49
Which feature allows RMAN to skip backing up unchanged blocks when using incremental backups?
- A. Crosscheck
- B. Block change tracking
- C. Backup compression
- D. Flashback logging
正解：B
質問 # 50
Which tool is recommended for pre-upgrade checks before upgrading to Oracle Database 23ai?
- A. SQL*Loader
- B. RMAN Validate
- C. LogMiner
- D. AutoUpgrade utility
正解：D
質問 # 51
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