Oracle Certified 1Z0-083 Dumps Questions Valid 1Z0-083 Materials
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Oracle 1Z0-083 certification exam consists of 84 multiple-choice questions that are to be completed in 150 minutes. 1Z0-083 exam is available in the English language and can be taken either online or at a Pearson VUE testing center. 1Z0-083 exam fee is $245, and the passing score is 64%. Candidates who pass the exam earn the Oracle Database Administrator Certified Professional credential, which demonstrates their proficiency in Oracle database administration.
Preparing for the Oracle 1Z0-083 exam requires a comprehensive understanding of Oracle database administration concepts and hands-on experience with Oracle databases. Candidates can utilize various study materials such as Oracle’s official exam study guide, practice exams, and online training courses to prepare for the exam. Additionally, candidates can gain practical experience by working with Oracle databases in a professional setting or through creating their own lab environments.
NEW QUESTION # 146
Which three resources are always shared among CDB$ROOT and pluggable databases (PDBs)? (Choose three.)
- A. temporary tablespaces
- B. the log writer process (LGWR)
- C. the Process Monitor Process (PMON)
- D. undo tablespaces
- E. SYSAUX tablespaces
- F. the data dictionary in CDB$ROOT
Answer: A,C,F
NEW QUESTION # 147
Which two are true about duplicating pluggable databases (PDBs) with RMAN?
- A. All tablespaces belonging to a PDB must be duplicated when duplicating the PDB.
- B. The auxiliary Instance is automatically created with enable_pluggable_database = true.
- C. Two or more PDBs can be duplicated with the same rmak duplicate command.
- D. A user with sysdba or sysbkup must be logged in with RMAN to the PDB to duplicate it.
- E. cdb$root and pdbSseed are automatically duplicated.
Answer: A,C
NEW QUESTION # 148
Examine these actions:
1. Create a new database for a recovery catalog.
2. Create a tablespace with sufficient space in the catalog database for the recovery catalog.
3. Configure archivelog mode for the catalog database.
4. Create a user to own the recovery catalog schema with quota on the tablespace that will contain the catalog.
5. Grant the recovery_catalog_owner role to the recovery catalog schema owner.
6. Grant the sysbackup privilege to the recovery catalog schema owner.
Which are the minimum actions that must be performed before executing the create catalog command?
- A. 1,3,4, 5
- B. 2, 4, 5, 6
- C. 1,2,4, 5
- D. 1,2,3,4, 5,6
- E. 2, 4, 5
Answer: A
NEW QUESTION # 149
Which three are true about Database Point-in-Time Recovery? (Choose three.)
- A. The Database must be in ARCHIVE LOG mode.
- B. The target point for the recovery must be specified as a stime or System Change Number (SCN).
- C. The database must be open RESETLOGS after Database Point-in-Time Recovery.
- D. Database Point-in-Time Recovery is performed by the Managed Recovery Process (MRP)
- E. The database must have FLASHBACK DATABASE ON to perform Database Point-in-Time Recovery.
- F. The database must be in MOUNT state when performing Database Point-in-Time Recovery.
Answer: A,C,F
NEW QUESTION # 150
RMAN is connected to a target database instance and an auxilary instance.
You execute 3625the command:
RMAN> DUPLICATE TARGET DATABASE TO dupdb
FROM ACTIVE DATABASE SECTION SIZE 1G;
What is the outcome?
- A. RMAN uses the pull method to restore files using backup sets
- B. RMAN uses the pull method to restore files using image copies
- C. RMAN uses the push method to transfer backup sets
- D. RMAN uses the push method to transfer image copies
Answer: A
NEW QUESTION # 151
Which three statements are true about Automatic Workload Repository (AWR)?
- A. AWR computes time model statistics based on time usage for activities, which are displayed in the v$SYS time model and V$SESS_TIME_MODEL views.
- B. The snapshots collected by AWR are used by the self-tuning components in the database
- C. The AWR data is stored in memory and in t he database.
- D. All AWR tables belong to the SYSTEM schema.
- E. AWR contains system wide tracing and logging information.
Answer: A,B,C
NEW QUESTION # 152
Choose three. Which three are true about Rapid Home Provisioning of Oracle software?
- A. It can be used to create templates of Oracle homes as gold images of only Oracle databases.
- B. It can be used to create a single-instance Oracle Database in an already-installed Oracle home. D)It can be used to deploy new homes without disrupting active databases.
- C. It can be used to patch existing Oracle software installations.
- D. It can be used to upgrade only single-instance databases running on Oracle Restart.
- E. It can be used only on nodes with Oracle Grid Infrastructure installed.
Answer: A,B,C
NEW QUESTION # 153
Which three are true about managing memory components in an Oracle database instance? (Choose three.)
- A. With Automatic Memory Management, the database instance can increase the System Global Area size by reducing the Program Global Area size.
- B. Automatically tuned and resized System Global Area components will always revert to their initial sizes after an instance restart.
- C. Automatic Memory Management must be used together with locking the System Global Area into physical memory.
- D. On Line Transaction Processing systems often use less Program Global Area than Decision Support Systems.
- E. With Automatic Shared Memory Management, the database instance can increase the Program Global Area size by reducing the System Global Area size.
- F. With Automatic Shared Memory Management, the database instance can increase the Large Pool size by reducing the Shared Pool size.
Answer: A,D,F
NEW QUESTION # 154
A database is configured in ARCHIVELOG mode.
A full RMAN backup exists but no control file backup to trace has been taken.
A media failure has occurred.
In which two scenarios is incomplete recovery required? (Choose two.)
- A. after losing all members of the CURRENT online redo log group
- B. after losing all members of an INACTIVE online redo log group
- C. after losing an UNDO tablespace that is in use
- D. after losing a SYSAUX tablespace data file
- E. after losing all copies of the control file
Answer: A,E
Explanation:
If you lose all control the required incomplete recovery. if incomplete recovery then db must be open in resetlog option.
http://oracle-help.com/backup-and-recovery/recovery-restore-loss-current-control-files-default- location/
NEW QUESTION # 155
Which two are true about memory advisors? (Choose two.)
- A. All memory advisors use data from Automatic Workload Repository.
- B. If Manual Shared Memory Management is enabled, only the Shared Pool Advisor and Buffer Cache Advisor are available.
- C. If Automatic Memory Management is enabled, the Shared Pool Advisor and Buffer Cache Advisor are available to set the maximum size for these individual System Global Area components.
- D. If Automatic Shared Memory Management is enabled, both the SGA Advisor and PGA Advisor are always available.
- E. If Automatic Memory Management is enabled, no memory advisors are available.
Answer: D,E
NEW QUESTION # 156
Which two are true about Oracle Database Configuration Assistant (DBCA) templates? (Choose two.)
- A. Oracle DBCA templates can be used to create new databases and duplicate existing databases.
- B. Oracle DBCA templates can store only logical structure and not database files.
- C. New templates can only be created by modifying an existing user-created template.
- D. The General Purpose of Transaction Processing templates are most suitable when concurrency and recoverability are key criteria.
- E. The Data Warehouse template is most suitable when transaction response time is the key criterion.
Answer: A,D
Explanation:
Reference:
https://docs.oracle.com/database/121/ADMQS/GUID-2B8A3B5E-D319-4377-8B22- 8BB67DCC9885.htm#ADMQS0235
NEW QUESTION # 157
Your container database, CDB1 has an application container, HR_ROOT, with an application PDB, HR_PDB1.
You have the required privilege to clone HR_PDB1 to container database CDB2, which does not contain HR_ROOT Which two are always true?
- A. A common user must exist in CDB2 with the create pluggable database privilege.
- B. Cloning HR_ROOT automatically clones HR_PDB1.
- C. CDB1 and CDB2 must be In shared undo mode.
- D. All transactions in HR_PDB1 of CDB1 must commit before the cloning process starts.
- E. The HR_PDB1 clone created in CDB2 will be in mount state when cloning ends.
Answer: A,B
NEW QUESTION # 158
For which two requirements can you use the USER_TABLESPACE clause with the CREATE PLUGGABLE DATABASE command? (Choose two.)
- A. to include specific user tablespaces only when relocating a PDB
- B. to specify the list of tablespaces to include when creating a PDB from the CDB seed
- C. to specify the list of user tablespaces to include when moving a non-CDB to a PDB
- D. to exclude a temp tablespace when plugging in a PDB
- E. to specify a default tablespace in a PDB cloned from another PDB in the same CDB.
- F. to exclude all tablespaces except SYSTEM, SYSAUX, and TEMP when plugging in a PDB
Answer: B,D
NEW QUESTION # 159
You want to install Oracle Grid Infrastructure for a Standalone Server using Oracle Universal Installer (OUI). There is no existing Oracle installation on the server.
Which two are prerequisites? (Choose two.)
- A. the installation of Oracle ASMLIB
- B. an operating system account called grid
- C. the Oracle Inventory group to install
- D. a group called dba
- E. an operating system user to own this installation
Answer: C,E
NEW QUESTION # 160
Which two statements are true about sequences in a single instance Oracle database?
- A. Sequence numbers that are allocated require a COMMIT statement to make the allocation permanent.
- B. The data dictionary is always updated each time a sequence number is allocated.
- C. A sequence can issue the same number more than once.
- D. Sequences that start with 1 and increment by 1 can never have gaps.
- E. A sequence can provide numeric values for more than one column or table.
Answer: C,E
NEW QUESTION # 161
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