Get 1Z0-083 Actual Free Exam Q&As to Prepare for Your Oracle Certification [Q67-Q87]

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Get 1Z0-083 Actual Free Exam Q&As to Prepare for Your Oracle Certification

Oracle Actual Free Exam Questions And Answers

Oracle 1Z0-083 certification exam is a must-have for database administrators who want to advance their careers and stay up-to-date with the latest technology trends. It offers a comprehensive and practical assessment of the candidate’s knowledge and skills in administering Oracle Database 19c. With the Oracle 1Z0-083 certification, candidates can build a strong foundation for a successful career in the IT industry.

NEW QUESTION 67
Which three are true about Database Point-in-Time Recovery? (Choose three.)

The database must have FLASHBACK DATABASE ON to perform Database Point-in-Time Recovery.

The database must be in MOUNT state when performing Database Point-in-Time Recovery.

Database Point-in-Time Recovery is performed by the Managed Recovery Process (MRP)

The Database must be in ARCHIVELOG mode.

The target point for the recovery must be specified as a stime or System Change Number (SCN).

The database must be open RESETLOGS after Database Point-in-Time Recovery.

NEW QUESTION 68
Choose two. Which two are true about monitoring waits for sessions and services?

V$SERVICE_EVENT displays wait counts for every wait event for each service even including counts of zero for waits that never occurred.

V$SESSION_WAIT and V$SESSION both contain details of the event on which a non-waiting session last waited.

V$SESSION_WAIT and V$SESSION both contain details of the event on which a waiting session is currently waiting.

V$SESSION_EVENT displays all waits events for those events that have occurred at least once for sessions that have now terminated.

V$SESSION_WAIT_CLASS displays waits broken down by wait class only for terminated sessions.

NEW QUESTION 69
Which two statements are true when row archival management is enabled?

The ORA_ARCHIVE_STATE column visibility is controlled by the ROW ARCHIVAL VISIBILITY session parameter.

The ORA_ARCHIVE_STATE column is updated manually or by a program that could reference activity tracking columns, to indicate that a row is no longer considered active.

The ROW ARCHIVAL VISIBILITY session parameter defaults to active rows only.

The ORA_ARCHIVE_STATE column is visible if referenced in the select list of a query.

The ORA_ARCHIVE_STATE column is updated automatically by the Oracle Server based on activity tracking columns, to Indicate that a row is no longer considered active. Correct

NEW QUESTION 70
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?

RMAN uses the pull method to restore files using image copies

RMAN uses the push method to transfer image copies

RMAN uses the push method to transfer backup sets

RMAN uses the pull method to restore files using backup sets

NEW QUESTION 71
Which two are true about Oracle instance recovery? (Choose three.)

Recovery begins from the beginning of the CURRENT redo log group.

Recovery begins from the last checkpoint position that wascalculated by the Database Writer before instance failure.

Recovery begins from the start of any ACTIVE redo log group or the start of the CURRENT log group if no other group is ACTIVE.

Recovery reads redo until the end of the redo thread. SMON rollsback any dead transactions, and then the datanase is opened.

Recovery begins from the last checkpoint position that was recorded in the control file by the checkpoint process (CKPT).

Recovery reads redo until the end of the redo thread, and then opens the database. SMON then rolls back any dead transactions.

NEW QUESTION 72
Which three are true about Recovery Manager (RMAN) in Oracle Database 19c and later releases? (Choose three.)

It is only possible for RMAN to connect to a pluggable database as a target if an RMAN Virtual Private Catalog is used.

It is always possible for RMAN to connect to a pluggable database as a target if any RMAN Catalog is used.

A Virtual Private Catalog used to register a container database must be created in a pluggable database.

A Virtual Private Catalog used to register a container database can be created in a pluggable database.

It is always possible for RMAN to connect to a pluggable database as a target.

A Virtual Private Catalog used to register a container database can be created in a non-container database.

NEW QUESTION 73
Examine the command for creating pluggable database PDB2 in container database CDB2. Select three options, any one of which is required for it to execute successfully. (Choose three.)

Add the FILE_NAME_CONVERT clause to the statement and set the PDB_FILE_NAME_CONVERT parameter.

Add only the CREATE_FILE_DEST clause to the statement.

Set only the PDB_FILE_NAME_CONVERT parameter.

Set the PDB_FILE_NAME_CONVERT parameter and enable OMF.

Enable only OMF.

Add the FILE_NAME_CONVERT clause to the statement and enable Oracle Managed Files (OMF)

NEW QUESTION 74
Choose two. Examine this configuration: 1. CDB1 and CDB2 are two container databases. 2. PDB1 is a pluggable database in CDB1. 3. PDB1_C1_SRV is a service for PDB1. 4. CDB1_LINK is a database link in CDB2 referring to PDB1. 5. CDB2 is also an entry in tnsnames.ora pointing to the CDB2 database default service. You execute these commands successfully: $ sqlplus sys/oracle_4U@cdb2 as sysdba SQL> CREATE PLUGGABLE DATABASE PDB1 FROM PDB1@CDB1_LINK SERVICE_NAME_CONVERT= (‘PDB1_C1_SRV’, ‘PDB1_C2_SRV’) ; Which two are true?

PDB1_C2_SRV will be created but not started.

PDB1 will be created in CDB2 and automatically opened.

PDB1_C1_SRV in CDB1 will be renamed PDB1_C2_SRV.

PDB1 will be created in CDB2 and left in MOUNT state.

PDB1_C2_SRV will be created and started automatically.

NEW QUESTION 75
Choose the best answer. Examine this configuration:
1. CDB1 is a container database.
2. There are several pluggable databases (PDBs) in CDB1.
5. Each PDB has several tables with referential integrity constraints.
6. FLASHBACK DATABASE is ON.
7. UNDO RETENTION GUARANTEE is enabled.
Multiple undesired multitable changes were made in all the PDBs.
Which method can be used to undo the changes using a single command?

restore and recover database

flashback transaction

flashback database

flashback table and transaction

flashback table

NEW QUESTION 76
PDB1 and PBD2 are pluggable databases in CDB1.
Examine these commands:

CDB1 is then restarted.
Which three are true? (Choose three.)

PDB2 will be MOUNTED.

PDB1 will be MOUNTED.

PDB$SEED will be opened READ ONLY.

PDB2 will be opened READ WRITE.

PDB1 will be opened READ WRITE.

PDB$SEED will be MOUNTED.

NEW QUESTION 77
Which three actions are performed by Database Upgrade Assistant (DBUA)? (Choose three.)

It recompiles all stored PL/SQL code by using utlrp.sql.

It empties the RECYCLE BIN.

It performs prerequisite checks to verify if the Oracle database is ready for upgrade.

It sets all user tablespaces to “read-only” before starting the upgrade.

It removes the AUDSYS schema and the AUDIT_ADMIN and AUDIT_VIEWER roles

It increases tablespace size, if required, to meet upgrade requirements.

NEW QUESTION 78
RMAN has just been connected to a target database and the recovery catalog database.
In which two cases would an automatic full resynchronization occur between this target database’s control file and the RMAN recovery catalog? (Choose two.)

when control file metadata for archive log backups or image copies has been overwritten in the target database’s control file due to being older than CONTROL_FILE_RECORD_KEEP_TIME

when control file metadata for data file backups or image copies has been overwritten in the target database’s control file due to being older than CONTROL_FILE_RECORD_KEEP_TIME

when a new tablespace is added to a registered target database

when a backup of the current control file is created

when the target is first registered

NEW QUESTION 79
Which two are true about RMAN encryption? (Choose two.)

RMAN encryption keys are stored in a database keystore.

RMAN can encrypt the Oracle Database password file.

Dual-mode encrypted backups can be restored only if both the password and the keystore used for encryption are available.

The SET ENCRYPTION command overrides encryption settings specified by the CONFIGURE ENCRYPTION command.

Password encryption can be persistently configured using the CONFIGURE ENCRYPTION command.

NEW QUESTION 80
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?

Backups must be done incrementally.

Backups must be contained in backup sets.

Backups can be done incrementally.

Only consistent backups can be created.

Backups can be taken only if the database is in archivelog mode.

The database must be registered in an RMAN catalog.

NEW QUESTION 81
Oracle Managed Files (OMF) is enabled in a CDB and this command is successfully executed: Which three are true? (Choose three.)

Application PDBsthat are subsequently created in the APP1 application container will be cloned from APP1$SEED.

An application seed PDB is created for APP1.

An application root PDB is created for APP1.

A default service is created for the application root APP1.

Application PDBs that are subsequently created in the APP1 application container will be cloned from PDB$SEED.

APP1 can never be unplugged.

NEW QUESTION 82
Choose the best answer. You want to transport the UNIVERSITY tablespace from one database to another. The UNIVERSITY tablespace is currently open read/write. The source and destination platforms have the same endian Examine this list of steps:. 1. Make the UNIVERSITY tablespace read-only on the source 2. Export the UNIVERSITY tablespace metadata using EXPDP. 3. Create a cross-platform backup set from the UNIVERSITY source system, using an RMAN command that includes the DATAPUMP clause. 4. Copy the cross-platform backup sets to the destination system. 5. Copy the Data Pump dump set from the source to the destination system. 6. Restore the cross-platform backup set on the destination system using an RMAN command that includes the DATAPUMP clause. 7. Import the UNIVERSITY tablespace metadata using IMPDP. 8. Make the UNIVERSITY tablespace read/write on the destination system. Which are the minimum number of steps required, in the correct order, to transport the UNIVERSITY tablespace?

3,4,6

2,3,4,5,6,7

1,3,4,6,8

1,2,3,4,5,6,7,8

NEW QUESTION 83
Examine this command:
$ rhpctl move database -sourcehome Oracle_home_path -destinationhome
Oracle_home_path
For which two purposes can you use this command? (Choose two.)

to switch an existing Oracle Database home to a newer release of Oracle software on the same server

to switch to a read-only Oracle home

to switch back to the previous Oracle home as part of a rollback operation

to switch the Oracle Database home when using a centralized Rapid Home Provisioning server

to switch to a patched Oracle Database home

NEW QUESTION 84
A container database, CDB1, contains a pluggable database PDB1. Another container database is called CDB2. You want to relocate PDB1 from CDB1 to CDB2 with near-zero down time. Which three are required?

CDB2 must be in shared UNDO mode only.

CDB2 must be in archivelog mode.

CDB1 must be in archivelog mode.

CDB1 and CDB2 must both be in local UNDO mode.

CDB1 must be in shared UNDO mode only.A container database, CDB1, contains a pluggable database PDB1.

CDB1 and CDB2 must be in shared UNDO mode.

NEW QUESTION 85
Choose three. Which three are true about cloning databases into an existing CDB with RMAN?

A non-CDB can be cloned into a PDB.

A user with SYSDBA or SYSBKUP must be logged in with RMAN to CDB$ROOT when cloning a PDB.

Only one PDB can be cloned at a time.

Two or more PDBs can be cloned with the same command.

A user with SYSDBA or SYSBKUP must be logged in with RMAN to the non-CDB being cloned when cloning a non-CDB.

The target and auxiliary instance passwords must be the same.

NEW QUESTION 86
Which three can be done using Oracle Database Configuration Assistant (DBCA) starting from Oracle Database 19c? (Choose three.)

cloning a remote container database in interactive mode

cloning a remote pluggable database in silent mode

relocating a remote pluggable database in interactive mode

relocating a remote container database in silent mode

cloning a remote container database in silent mode

relocating a remote pluggable database in silent mode

relocating a remote container database in interactive mode

NEW QUESTION 87
You plan to install Oracle Grid Infrastructure for a Standalone Server and Oracle Database for the first time on a server.
Examine this command and its outcome:

Which two are true? (Choose two.)

oracle will be an owner of the Oracle Inventory.

oracle must be the owner of every Oracle Database installation.

oracle can own an Oracle Database installation but not an Oracle Grid Infrastructure installation.

oracle will be granted the SYSASM privilege when installing the Oracle Database software.

The user account, oracle, and group, oinstall, can be used for all Oracle software installations.

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