Oracle Database 19c Certification 1Z1-083 Sample Questions Reliable
Prepare for the Actual Oracle Database 19c 1Z1-083 Exam Practice Materials Collection
The benefit in Obtaining the 1Z0-083 Exam Certification
- Oracle Database Administrator networks provide you with the right career direction than non certified usually are unable to get
- Oracle Database Administrator Certification is distinguished among competitors
- Oracle Database Administrator provide opportunities to get a job easily in which they are interested in instead of wasting years and ending without getting any experience
- Oracle Database Administrator has more useful and relevant networks that help them in setting career goals for themselves
- Becoming Oracle Database Administrator means one thing you are worth more to the company and therefore more to yourself in the form of an upgraded pay package
- Organization owners invest a lot in their employees when it comes to their training with the goal of making them quicker, more efficient, and more knowledgeable about their role
- Oracle Database Administrator will be confident and stand different from others as their skills are more trained than non-certified professionals
- Oracle Database Administrator have the knowledge to use the tools to complete the task efficiently and cost effectively than the other non-certified professionals lack in doing so
- Certified Professional will reduce the time he spends on tasks, meaning he can get more done this could help reduce company downtime when repairing faults on a system or fixing hardware problems
Who should take the Oracle Database Administration II Exam Number: 1Z0-083
Oracle Database Administration II Exam Number: 1Z0-083 has is ideal for:
- DB designers and analysts
- Development DBAs
- DB Architects
- Production Database Administrators (DBAs)
NEW QUESTION # 128
Which two are true about an RPM-based Oracle Database installation? (Choose two.)
- A. It uses a service configuration script to create a single-instance database as part of the installation.
- B. It includes the Oracle Preinstallation RPM.
- C. It requires an Unbreakable Linux Network (ULN) subscription.
- D. From Oracle Database 18c, a single RPM can be used to install only Oracle Database Server for a single instance.
- E. It performs a software-only Oracle Database installation.
Answer: B,C
NEW QUESTION # 129
Examine the RMAN command: RMAN> RUN { ALLOCATE CHANNEL c1 DEVICE TYPE sbt; ALLOCATE CHANNEL c2 DEVICE TYPE sbt; ALLOCATE CHANNEL c3 DEVICE TYPE sbt; BACKUP INCREMENTAL LEVEL = 0 (DATAFILE 1,4,5 CHANNEL c1) (DATAFILE 2,3,9 CHANNEL c2) (DATAFILE 6,7,8 CHANNEL c3); SQL 'ALTER SYSTEM ARCHIVE LOG CURRENT'; } Which statement is true about the command?
- A. It creates compressed backup sets.
- B. It uses parallelization for the backup set.
- C. It uses multisection backup.
- D. It uses asynchronousI/O for the backup.
Answer: B
NEW QUESTION # 130
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. Backups must be done incrementally.
- C. The database must be registered in an RMAN catalog.
- D. Only consistent backups can be created.
- E. Backups must be contained in backup sets.
- F. Backups can be taken only if the database is in ARCHIVE LOG mode.
Answer: A,F
NEW QUESTION # 131
Which three are true about Optimizer Statistics Advisor? (Choose three.)
- A. It can be run only manually.
- B. It always analyzes all schemas in the database.
- C. It is part of the DBMS_STATS package.
- D. It can recommend changes to improve the statistics gathering process.
- E. It runs automatically every night by default.
- F. It is part of the DBMS_ADVISOR package.
Answer: C,D,E
Explanation:
Explanation
https://mikedietrichde.com/2017/08/22/oracle-optimizer-statistics-advisor-in-oracle-database-12-2-0-1/
https://www.oracle.com/technetwork/database/bi-datawarehousing/twp-bp-for-stats-gather-19c-5324205.pdf
NEW QUESTION # 132
Which three are true about upgrading Oracle Grid Infrastructure? (Choose three.)
- A. A direct upgrade can be performed only from the immediately preceding Oracle Grid Infrastructure version.
- B. The upgrade process will automatically install all mandatory patches for the current version of Oracle Grid Infrastructure.
- C. The newer version is installed in a separate Oracle Grid Infrastructure home on the same server as the existing version.
- D. Existing Oracle Database instances must be shut down before starting the upgrade.
- E. Only the griduser can perform the upgrade.
- F. An existing Oracle base can be used.
Answer: B,D,E
Explanation:
Explanation/Reference: https://docs.oracle.com/database/121/CWLIN/procstop.htm#CEGEDCDB
NEW QUESTION # 133
Which two are true about OS groups and users for Oracle Grid Infrastructure and the Oracle Relational Database Management System (RDBMS)? (Choose two.)
- A. By default, members of the OSASM group can access Automatic Storage Management and RDBMS instances.
- B. The primary group for the Oracle Grid Infrastructure and Oracle Database owners must be the Oracle Inventory group.
- C. The Oracle Grid Infrastructure installation must be owned by the grid user.
- D. The Oracle Grid Infrastructure owner must have OSOPER, OSBACKUPDBA, and OSKMDBA as secondary groups.
- E. The same OSDBA group must be used for Automatic Storage Management and the Oracle Database.
- F. The Oracle Grid Infrastructure owner owns Oracle Restart and Oracle Automatic Storage Management binaries.
Answer: D,E
Explanation:
Explanation/Reference: https://docs.oracle.com/database/121/CWWIN/usrgrps.htm#CWWIN-GUID-6FD3C6AE-5A99-
4C6D-85D6-868CBA6F5DAE
NEW QUESTION # 134
Choose the best answer. Application PDBs, SALES_APP1 and SALES_APP2, must be created and they must access common tables of the SALES_APP application. Examine these steps: 1. Install the SALES_APP application, including the common tables, in the application root. 2. Install the SALES_APP application in the application root and the common tables in both the CDB root and the application root. 3. Create an application seed.; 4. Install the SALES_APP application in the application seed. 5. Create the SALES_APP1 and SALES_APP2 application PDBs. 6. Sync root. 7. Sync seed. 8. Sync the SALES_APP1 and SALES_APP2 application PDBs with the application the SALES_APP1 and SALES_APP2 application PDBs with the application the application seed with the application root.
Which are the minimum required steps in the correct sequence?
- A. 3,4,1,6,8
- B. 1,3,5,6,7
- C. 2,5,6
- D. 1,3,5,7
- E. 1,5,6
Answer: E
NEW QUESTION # 135
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 AWR data is stored in memory and in t he database.
- C. The snapshots collected by AWR are used by the self-tuning components in the database
- D. AWR contains system wide tracing and logging information.
- E. All AWR tables belong to the SYSTEM schema.
Answer: A,B,C
NEW QUESTION # 136
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?
- A. restore and recover database
- B. flashback database
- C. flashback transaction
- D. flashback table
- E. flashback table and transaction
Answer: B
NEW QUESTION # 137
Your container database, CDB1, is in local undo mode.
You successfully execute this command while connected to CDB1:
CREATE PLUGGABLE DATABASE pdb1
ADMIN USER pdb1_admin IDENTIFIED BY pdb123 ROLES=(CONNECT)
CREATE_FILE_DEST='/u01/app/oracle/oradata/cdb1/pdb1';
Which three are true about PDB1? (Choose three.)
- A. Service PDB1 is created for remote logins to PDB1.
- B. It has only local roles.
- C. It is in mount state after creation.
- D. It has no local users.
- E. It has the same common users defined as does CDB1.
- F. It has the same number of roles as CDB1.
Answer: D,E,F
NEW QUESTION # 138
Choose three. Your container database, CDB1, is in local undo mode. You successfully execute this command while connected to CDB1: CREATE PLUGGABLE DATABASE pdb1 ADMIN USER pdb1_admin IDENTIFIED BY pdb123 ROLES= (CONNECT) CREATE_FILE_DEST='/u01/app/oracle/oradata/cdb1/pdb1' ; Which three are true about PDB1?
- A. Service PDB1 is created for remote logins to PDB1.
- B. It has only local roles.
- C. It has the same number of roles as CDB1.
- D. It has the same common users defined as does CDB1.
- E. It is in mount state after creation.
- F. It has no local users.
Answer: A,D,E
NEW QUESTION # 139
.Examine the RMAN command: RMAN> CONFIGURE ENCRYPTION FOR DATABASE ON; RMAN> BACKUP DATABASE PLUS ARCHIVELOG; Which prerequisite must be met before accomplishing the backup?
- A. Oracle Database Vault must be enabled.
- B. All the tablespaces in the database must be encrypted
- C. The password for the encryption must be set up.
- D. Oracle wallet for the encryption must be set up.
Answer: D
NEW QUESTION # 140
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.)
- A. to switch to a read-only Oracle home
- B. to switch an existing Oracle Database home to a newer release of Oracle software on the same server
- C. to switch back to the previous Oracle home as part of a rollback operation
- D. to switch the Oracle Database home when using a centralized Rapid Home Provisioning server
- E. to switch to a patched Oracle Database home
Answer: C,E
NEW QUESTION # 141
Choose three. Which three are true about creating container databases (CDBs) and pluggable databases (PDBs) in Oracle 19c and later releases?
- A. A PDB snapshot can be a full copy of a source PDB.
- B. A CDB can be duplicated using Recovery Manager (RMAN) with no configuration required before starting the duplication.
- C. A snapshot copy PDB can be a full copy of a source PDB.
- D. A snapshot copy PDB does not depend on an existing storage snapshot of the source PDB.
- E. A CDB can be duplicated using the Database Configuration Assistant (DBCA) in silent mode with no configuration required before starting the duplication.
- F. A PDB snapshot can be a sparse copy of a source PDB.
- G. A PDB snapshot depends on an existing storage snapshot of the source PDB.
Answer: B,C,G
NEW QUESTION # 142
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?
- A. 1,2,3,4,5,6,7,8
- B. 1,3,4,6,8
- C. 2,3,4,5,6,7
- D. 3,4,6
Answer: D
NEW QUESTION # 143
Which two are true about Rapid Home Provisioning (RHP), which has been available since Orcale 18c?
(Choose two.)
- A. It can be used to provision middleware.
- B. It can be used to provision applications.
- C. It is an Oracle Database service
- D. It cannot be used to upgrade Oracle Database homes.
- E. It can be used to patch Grid Infrastructure homes containing Oracle Restart.
Answer: A,B
NEW QUESTION # 144
Choose three. Which three are true about configuring CONTROLFILE AUTOBACKUP by using RMAN?
- A. The control file is backed up automatically each time the SPFILE is backed up manually.
- B. The control file is backed up whenever an RMAN backup is successfully recorded in the catalog.
- C. It requires the use of fast recovery area (FRA).
- D. The server parameter file (SPFILE) is automatically backed up each time the control file is backed up.
- E. The control file is backed up whenever a new tablespace is created.
- F. The control file is backed up whenever a new table is created.
Answer: A,D,E
NEW QUESTION # 145
Which two are true about the Oracle database tuning methodology?
- A. The Oracle Database time model should be used to find the database and instance areas most in need of tuning.
- B. Tuning activities should stop once agreed service levels for performance have been met.
- C. Tuning activities should stop once the user is satisfied with performance.
- D. SQL statements should always be tuned before tuning any file systems.
- E. The database instance memory should always be tuned before tuning any file systems.
- F. The alert log should be used to find the database and instance areas most in need of tuning.
Answer: A,D
NEW QUESTION # 146
choose two Which two statements are true about encrypted backups performed by using RMAN?
- A. Image copy backups can be created by using password encryption.
- B. Encrypted backups can only be written to disk.
- C. Transparent encryption of backups uses an encryption wallet.
- D. A database uses the same encryption key for every encrypted backup.
- E. A password encryption of backups uses the password while creating and restoring backups.
Answer: C,E
NEW QUESTION # 147
Which three are true about Database Point-in-Time Recovery? (Choose three.)
- A. The target point for the recovery must be specified as a stime or System Change Number (SCN).
- B. Database Point-in-Time Recovery is performed by the Managed Recovery Process (MRP)
- C. The database must be open RESETLOGS after Database Point-in-Time Recovery.
- D. The database must be in MOUNT state when performing Database Point-in-Time Recovery.
- E. The Database must be in ARCHIVE LOG mode.
- F. The database must have FLASHBACK DATABASE ON to perform Database Point-in-Time Recovery.
Answer: C,D,E
NEW QUESTION # 148
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. CDB1 and CDB2 must be In shared undo mode.
- B. Cloning HR_ROOT automatically clones HR_PDB1.
- C. All transactions in HR_PDB1 of CDB1 must commit before the cloning process starts.
- D. A common user must exist in CDB2 with the create pluggable database privilege.
- E. The HR_PDB1 clone created in CDB2 will be in mount state when cloning ends.
Answer: B,D
NEW QUESTION # 149
Which two are true about Recovery Manager (RMAN) diagnostic message output?
- A. The RMAN LOG command line clause causes output issued during RMAN command compilation to be written to a log file and to standard output.
- B. Media Management messages for SBT devices are written to an Oracle trace file.
- C. RMAN error stacks should be read from the top down as that is the order in which errors are generated.
- D. RMAN error stacks should be read from the bottom up as that is the order in which errors are generated.
- E. The RMAN LOG command line clause causes output issued during RMAN command compilation to be written to a log file only.
- F. Media Management messages for SBT devices are always written to sbtio.log.
Answer: B,F
NEW QUESTION # 150
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
- B. V$SESSION_WAIT
- C. VSSESSTAT
- D. VSSESSION_WAIT_CLASS
- E. VSSESSION_EVENT
Answer: B
NEW QUESTION # 151
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 extending the buffer cache.
- B. AWR snapshots must be deleted when no longer required by ADDM.
- C. ADDM performs its analysis only when a DBA requests it.
- D. ADDM can recommend shrinking the buffer cache.
- E. By default, MMON creates an AWR snapshot every 30 minutes.
- F. By default, AWR snapshots are automatically purged after eight days.
Answer: B,D,F
NEW QUESTION # 152
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Oracle 1Z1-083, also known as the Oracle Database Administration II certification exam, is a professional level exam that is designed to validate an individual's skills and knowledge in managing and maintaining an Oracle database. 1Z1-083 exam is intended for professionals who have a strong understanding of the Oracle database architecture, and who have experience in administering and maintaining an Oracle database.
Ace Oracle 1Z1-083 Certification with Actual Questions Sep 15, 2023 Updated: https://www.guidetorrent.com/1Z1-083-pdf-free-download.html
Oracle Database 19c Certified Official Practice Test 1Z1-083: https://drive.google.com/open?id=116qLx78Wl6zQFa1vzvoAjhthnzVelZXZ