[Q160-Q180] BraindumpsVCE 1Z1-083 Real Exam Question Answers Updated [May 05, 2024]

BraindumpsVCE 1Z1-083 Real Exam Question Answers Updated [May 05, 2024]

Easily To Pass New Oracle 1Z1-083 Dumps with 283 Questions

Oracle 1Z0-083 certification exam is an advanced certification that validates the skills required to manage and maintain Oracle databases. It is highly valued in the industry and can open up new career opportunities. Candidates who pass the exam will receive the Oracle Database Administration II certification, which is a prerequisite for many advanced Oracle certifications.

 

NEW QUESTION # 160
The USERS tablespace consists of data files 3 and 4 and must always be online in read/write mode.
Which two are true about using RMAN to perform an open database back up of this tablespace? (Choose two.)

• A. Backups can be done incrementally.
• B. Only consistent backups can be created.
• C. The database must be registered in an RMAN catalog.
• D. Backups can be taken only if the database is in ARCHIVELOG mode.
• E. Backups must be done incrementally.
• F. Backups must be contained in backup sets.

Answer: C,D

NEW QUESTION # 161
Which two are true about a read-only Oracle home?

• A. It contains an image that can be distributed across multiple servers.
• B. Its configuration data and log files reside in subdirectories under the Oracle home.
• C. It is enabled by performing a software-only Oracle Database installation and then running the roohctl-enable script.
• D. It requires the Rapid Home Provisioning service.
• E. It is enabled by performing an Oracle Database installation with database creation and then running the roohctl-enable script.

Answer: A,C

NEW QUESTION # 162
Which three are true about Automatic Workload Repository (AWR), Automatic Database Diagnostic Monitor (ADDM), and the Manageability Monitor (MMON) background process?
(Choose three.)

• A. ADDM can recommend shrinking the buffer cache.
• B. ADDM can recommend extending the buffer cache.
• C. AWR snapshots must be deleted when no longer required by ADDM.
• D. ADDM performs its analysis only when a DBA requests it.
• E. By default, MMON creates an AWR snapshot every 30 minutes.
• F. By default, AWR snapshots are automatically purged after eight days.

Answer: A,B,F

Explanation:
AWR Snapshot's default interval is 1 hour and retention is 8 days. It means All AWR statistics are collected every 1 hour and they are kept 8 days by default.

NEW QUESTION # 163
Which four are true about duplicating a database using Recovery Manager (RMAN)? (Choose four.)

• A. A connection to the target database instance is always required.
• B. A new DBID is always created for the duplicated database.
• C. A backup of the target database is always required.
• D. Duplication can be done by having the auxiliary databaseinstance pull backup sets from the target database instance.
• E. Duplication can be done by having the target database instance push copies to the auxiliary database instance.
• F. A connection tothe recovery catalog instance is always required.
• G. A subset of the target database can be duplicated.
• H. A connection to an auxiliary instance is always required.

Answer: C,D,E,H

NEW QUESTION # 164
Choose three. Which three are true about post-upgrade activities when upgrading an Oracle database using Database Upgrade Assistant?

• A. The new extended data type capability must be enabled by running the utlrp.sql script
• B. The Oracle Application Express configuration should be updated after upgrading Oracle Database.
• C. After a manual upgrade, TNSNAMES.ORA entries must be updated to reflect the new ORACLE_HOME.
• D. Any Recovery Manager (RMAN) recovery catalog must be upgraded manually.
• E. Time zone files must be upgraded manually using the DBMS_DST PL/SQL package.

Answer: A,B,D

NEW QUESTION # 165
Which three activities are possible for PDBs? (Choose three.)

• A. converting an application container into another application container in the same CDB
• B. converting an application PDB to a regular PDB
• C. converting a regular PDB to an application PDB
• D. converting an application container into another application container in a different CDB
• E. converting an application PDB to an application root
• F. converting an application PDB to an application seed
• G. converting an application seed to an application PDB

Answer: A,B,C

NEW QUESTION # 166
Examine this output:

Which two are true?

• A. Any PDB not specified in the plan will be unable to execute statements in parallel.
• B. PDB3 is guaranteed to receive at least 20% of the available system resources if there is enough demand.
• C. PDB2 is guaranteed at least 25% of the available parallel execution processes if there is enough demand.
• D. Any PDB not specified in the plan will be able to use a maximum of 16.5% of the available system resources.
• E. PDB3 can use all available parallel execution processes at times.
• F. PDB1 is always limited to 40% of the available system resources regardless of demand.

Answer: A

NEW QUESTION # 167
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. On Line Transaction Processing systems often use less Program Global Area than Decision Support Systems.
• D. With Automatic Shared Memory Management, the database instance can increase the Program Global Area size by reducing the System Global Area size.
• E. With Automatic Shared Memory Management, the database instance can increase the Large Pool size by reducing the Shared Pool size.
• F. Automatic Memory Management must be used together with locking the System Global Area into physical memory.

Answer: A,C,E

NEW QUESTION # 168
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?

• A. after losing all members of the current online redo log group
• B. after losing a sysaux tablespace data file
• C. after losing an undo tablespace that is in use
• D. after losing all copies of the control file
• E. after losing all members of an inactive online redo log group

Answer: A,E

NEW QUESTION # 169
Choose one You want to create a test database as a replica of your production database with minimum intervention from a DBA. Which method would you use?

• A. Use DBCA to create a template from the existing database to contain the database structure with data files and then use the same template to create the database in the new location.
• B. Use Database Configuration Assistant (DBCA) to create a template from the existing database to contain the database structure.
• C. Use DBCA to create a template from the existing database to contain the database structure and then manually copy the data by using Oracle Data Pump.
• D. Create the database by using the CREATE DATABASE . . . command and manually import data by using Data Pump.

Answer: A

NEW QUESTION # 170
Choose three. Which three are true about using Database Upgrade Assistant (DBUA) to upgrade a database?

• A. The database must be opened in read-only mode.
• B. DBUA must be launched from the target Oracle Home.
• C. The Pre-Upgrade Information Tool script is executed by DBUA.
• D. A whole database backup must exist before upgrade.
• E. All pluggable databases are automatically upgraded as part of a container database upgrade.
• F. Multiple databases with the same ORACLE_HOME can be upgraded simultaneously.

Answer: B,C,E

NEW QUESTION # 171
Choose three. Which three capabilities require the use of the RMAN recovery catalog?

• A. using the KEEP FOREVER clause with the BACKUP command
• B. using RMAN stored scripts
• C. using the REPORT SCHEMA command to list a database's current data files and tablespaces
• D. creating customized reports about a single database's backups
• E. creating encrypted backups
• F. using the REPORT SCHEMA command to list a database's data files and tablespaces at times in the past

Answer: A,B,F

NEW QUESTION # 172
Which two are true about an Oracle gold image-based installation in Oracle 18c and later releases? (Choose two.)

• A. It does not require the setup wizard.
• B. It uses a single RPM that automatically extracts and installs the Oracle Database software.
• C. It can be used for both Oracle Database and Oracle Grid Infrastructure installation.
• D. It can only install and configure Oracle Database software. The database has to be created separately.
• E. It can be used to install and upgrade Oracle Database for single-instance and cluster configurations.

Answer: C,E

Explanation:
Using image-based installation, you can install and upgrade Oracle Database for single-instance and cluster configurations.
https://docs.oracle.com/en/database/oracle/oracle-database/21/upgrd/image-based-oracle- database-installations.html#GUID-0315AA15-1C03-4E96-B801-3A8E5F5D4B39

NEW QUESTION # 173
Examine these queries and their output:

After a system crash, an instance restart and an attempted opening of the PDBs result in:

Which two are true?

• A. Data file 24 can be recovered while PDB2 is opened.
• B. Data file 24 can be recovered while CDB$ROOTand PDB$SEED are opened.
• C. Data file 24 must be recovered while PDB2 is closed.
• D. Data file 24 must be recovered while the CDB is opened.
• E. Data file 24 cannot be recovered while the CDB is opened.

Answer: A,D

NEW QUESTION # 174
A user complains about poor database performance.
You want to verify if the user's session has waited for certain types of I/O activity.
Which view displays all waits waited on by a session at least once?

• A. VSSESSION_WAIT_CLASS
• B. V$SESSION_WAIT
• C. VSSESSION
• D. VSSESSTAT
• E. VSSESSION_EVENT

Answer: B

NEW QUESTION # 175
Which three are true about Oracle Grid Infrastructure for a Standalone Server?

• A. It includes both Oracle Restart and Oracle Automatic Storage Management (ASM) software.
• B. It requires the operating system ORACLE_BASDE environment variable to be predefined before installation.
• C. It requires Oracle ASMLib to manage Automatic Storage Managerment (ASMl) disks.
• D. It requires Oracle ASM Filter Drver (ASMFD) to manage Automatic Storage Managemernt (AsM) disks.
• E. It creates one disk group during installation.
• F. Automatic Storage Management (ASM requires that ars groups OSASM and OSDBA be assigned assecondary groups for its installation owner.

Answer: A,E,F

NEW QUESTION # 176
Which two are true about server-generated alerts?

• A. Stateful alerts must be cleared by a DBA after resolving the problem.
• B. Stateless alerts can be cleared manually.
• C. Stateless alerts are automatically cleared.
• D. Stateless alerts can be purged manually from the alert history.
• E. Stateful alerts are purged automatically from the alert history.

Answer: A,C

NEW QUESTION # 177
You issued this command:
RMAN> BACKUP RECOVERY FILES;
Which two are true? (Choose two.)

• A. All Oracle recovery files in the current fast recovery area (FRA) are backed up.
• B. All Oracle recovery files in the current FRA that have not been backed up already, are backed up.
• C. These backups can be written to disk or SBT.
• D. All non-Oracle files in the current FRA that have not been backed up already, are backed up.
• E. All Oracle recovery files not in the current FRA that have not been backed up already, are backed up.

Answer: C,D

Explanation:
Explanation

NEW QUESTION # 178
Automatic Shared Memory Management is disabled for one of your database instances. Some SQL statements perform poorly due to excessive hard parse activity, thereby degrading performance. What would be your next step?

• A. Run the Memory Advisor for the System Global Area.
• B. Run the Memory Advisor for the Program Global Area.
• C. Run the SQL Access Advisor.
• D. Run the Memory Advisor for the shared pool.
• E. Run the SQL Tunning Advisor.

Answer: D

NEW QUESTION # 179
Which three actions are performed by the Oracle Preinstallation RPM, oracle-database-server-xxxx- preinstall, for Oracle Grid Infrastructure, where xxxx is the Oracle version and release? (Choose three.)

• A. creating the OSDBA (dba) group
• B. configuring the OS for Oracle Automatic Storage Management shared storage access
• C. creating the grid OS user
• D. creating the oracleOS user
• E. creating thte oraInventory (oinstall) group
• F. performing checks to ensure minimum configuration requirements for Oracle Grid Infrastructure are met

Answer: A,B,E

Explanation:
Explanation/Reference: https://docs.oracle.com/cd/E11882_01/install.112/e41961/prelinux.htm#CWLIN2932

NEW QUESTION # 180
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Oracle 1Z1-083 exam is a certification exam designed for IT professionals who want to validate their knowledge and skills in Oracle Database Administration. 1Z1-083 exam is the second level in the Oracle Database Administration certification track and is intended for individuals who have already passed the Oracle Database Administration I exam. Passing 1Z1-083 exam demonstrates that you have the expertise and proficiency required to manage and maintain an Oracle Database system.

To prepare for the Oracle 1Z1-083 exam, candidates can take advantage of various resources offered by Oracle, such as official training courses, practice exams, and study guides. Candidates can also gain hands-on experience by working with Oracle databases and practicing the tasks covered in the exam. Passing the Oracle 1Z1-083 exam is a significant achievement for database administrators and can lead to better job opportunities and higher salaries.

 

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