[2023年03月]更新の1Z0-083認定実際の問題を提供します [Q53-Q70]

[2023年03月]更新の1Z0-083認定実際の問題を提供します

更新されたのは1Z0-083問題集PDFで1Z0-083リアル有効なブレーン問題集には279問があります！

Oracle 1Z0-083 認定試験の出題範囲：

トピック	出題範囲
トピック 1	Employ the best Oracle Database recovery technology for your failure situation Install, upgrade and Patch applications
トピック 2	Create multi-section backups of very large files Create and administer Application PDBS Detect and repair database and database block corruption
トピック 3	Configure and use Oracle Restart to manage components Perform Full and Incremental Backups and Recoveries
トピック 4	Plug and unplug operations with PDBs and application containers Manage Application PDBs - Oracle Database: Managing Multitenant Architecture Ed 1
トピック 5	Define and create application PDBs Configure your Database to support Flashback Perform flashback operations
トピック 6	Understanding and Using The Performance Tuning Methodology Explain the purpose of application root and application seed
トピック 7	Compress and Encrypt RMAN Backups Explore the structure of PDBs Backup non database files

 

質問 53
Which three true about recovering tables using RMAN? (Choose three.)

• A. RMAN always uses an auxiliary instance.
• B. RMAN can recover tables in a standby database.
• C. RMAN can recover tables in the SYSAUX tablespace.
• D. RMAN can recover tables in the SYSTEM tablespace.
• E. RMAN can recover a table after a DDL operation has altered the table structure.
• F. RMAN can recover tables owed by the SYSTEM user.
• G. RMAN can recover tables owned by the SYS user.

正解: A,C,D

 

質問 54
Examine this configuration:
1. CDB1is a container database.
2. COMMON_USER_PREFIXis C##.
3. PDB1is a pluggable database contained in CDB1.
4. APP1_ROOTis an application container contained in CDB1.
5. APP1_PDB1is an application PDB contained in APP1_ROOT.
You execute these commands successfully:

Which two are true? (Choose two.)

• A. C##_USER1will have the same privileges and roles granted in all PDBs in CDB1.
• B. APP1_USER1can be created in PDB1.
• C. C##_APP_USER1can be created in CDB1.
• D. APP1_USER1can have different privileges in each Application PDB contained in APP1_ROOT.
• E. P1_USER1can be created in CDB1.
• F. APP1_USER1can be created in CDB1.

正解: A,D

 

質問 55
Which two are true about changing the LOCAL_UNDO_ENABLED property to false in a CDB? (Choose two.)

• A. Any new PDB and existing PDBs are automatically configured to use the default undo tablespace in CDB$ROOT.
• B. After the change, only a common user with the required privilege can create an undo tablespace in CDB&ROOT.
• C. After the change, any user with the required privilege can create an undo tablespace in the PDBs.
• D. Undo tablespaces existing in PDBs must be dropped before the change.
• E. After the change, only one undo tablespace can exist in CDB$ROOT.
• F. After the change, each existing PDB has to be reopened for the new undo mode to take effect.

正解: A,B

 

質問 56
Choose the best answer. Which operating system group is NOT needed to perform an Oracle Database installation?

• A. OSRACDBA
• B. OSKMDBA
• C. OSASM
• D. OSOPER
• E. OSDBA

正解: A

 

質問 57
Examine these queries and their output: An online RMAN backup of the CDB was taken an hour before Restore Point R1 was created. You want to recover PDB1 to Restore Point R1. How do you achieve this?

• A. Execute FLASHBACK PLUGGABLE DATABASE PDB1 TO RESTORE POINT R1by using RMAN while connected to PDB1.
• B. Execute FLASHBACK PLUGGABLE DATABASE PDB1 TO RESTORE POINT R1by using SQL while connected to CDB$ROOT.
• C. This cannot be done due to the lack of a clean restore point.
• D. Execute FLASHBACK PLUGGABLE DATABASE PDB1 TO RESTORE POINT R1by using RMAN while connected to CDB$ROOT.
• E. Execute FLASHBACK PLUGGABLE DATABASE PDB1 TO RESTORE POINT R1by using SQL while connected to PDB1.

正解: C

 

質問 58
Which three are true in Oracle 19c and later releases? (Choose three.)

• A. Unified Auditing can be configured to audit only events that are issued directly by an audited user.
• B. Schema Only accounts can be granted administrator privileges.
• C. If the password file location changes, then the new location is used automatically by the Oracle Server.
• D. All the Oracle-supplied accounts are Schema Only accounts.
• E. Privilege Analysisisincluded in Oracle Enterprise Edition and no longer requires Database Vault. E) Unified Auditing can be configured to audit only events that are issued indirectly by an audited user.

正解: B,E

 

質問 59
choose three Which three are true about RMAN duplexed backup sets or image copies?

• A. An image copy on disk can be copied to sbt.
• B. An image copy on disk can be copied to disk.
• C. A backup set may be duplexed so that one copy is written to sbt and the other to disk.
• D. A backup set may be duplexed with both copies written to sbt.
• E. An image copy on sbt can be copied to disk.
• F. A backup set may be duplexed with both copies written to disk.

正解: B,D,F

 

質問 60
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? (Choose two.)

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

正解: A,C

 

質問 61
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. It has the same common users defined as does CDB1.
• B. It has only local roles.
• C. It has no local users.
• D. It is in mount state after creation.
• E. It has the same number of roles as CDB1.
• F. Service PDB1 is created for remote logins to PDB1.

正解: A,C,E

 

質問 62
You issued this command:
RMAN> BACKUP RECOVERY FILES;
Which two are true? (Choose two.)

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

正解: D,E

 

質問 63
Choose the best answer. Examine this configuration: 1. CDB1 is an Oracle Database 12c Release 2 container database (CDB). 2. PDB1 and PDB2 are two pluggable databases (PDBs) in CDB1. After successfully performing all the preupgrade tasks, you execute these commands from the Oracle Database 18c environment: $ export ORACLE_SID=cdb1 $ sqlplus / as sysdba SQL> STARTUP UPGRADE; SQL> SHOW pdbs CON_ID CON_NAME OPEN MODE RESTRICTED ---------------------------------------------------------------2 PDB$SEED 3 PDB1 4 PDB2 MIGRATE YES MOUNTED YES MOUNTED YES SQL> ALTER PLUGGABLE DATABASE pdb1 OPEN UPGRADE; Pluggable database altered. SQL> exit $ $ORACLE_HOME/perl/bin/perl catctl.pl -C 'PDB2' What is the outcome?

• A. It fails because PDB$SEED is in MIGRATE state.
• B. Only CDB$ROOT, PDB$SEED, and PDB1 are upgraded.
• C. It fails because PDB2 is not in UPGRADE state.
• D. Only CDB$ROOT, PDB$SEED, and PDB2 are upgraded.
• E. Only CDB$ROOT and PDB$SEED are upgraded.
• F. CDB$ROOT, PDB$SEED, PDB1, and PDB2 are upgraded.

正解: C

 

質問 64
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? (Choose two.)

• A. A common user must exist in CDB2 with the CREATE PLUGGABLE DATABASE privilege.
• B. All transactions in HR_PDB1 of CDB1 must commit before the cloning process starts.
• C. The HR_PDB1 clone created in CDB2 will be in mount state when cloning ends.
• D. CDB1 and CDB2 must be in shared undo mode.
• E. Cloning HR_ROOT automatically clones HR_PDB1.

正解: A,E

 

質問 65
A database is configured in ARCHIVELOGmode.
Full RMAN backups are taken and no backup to trace has been taken of the control file.
A media failure has occurred.
In which two scenarios is complete recovery possible? (Choose two.)

• A. after losing an archived log from after the most recent backup
• B. after losing an archived log from before the most recent backup
• C. after losing all copies of the control file
• D. after losing the SYSTEMtablespace
• E. when any archived log from, before, or after the most recent backup is corrupt.

正解: B,E

 

質問 66
Choose three. Which three are true about OPatch ?

• A. It supports Rolling Patching.
• B. It must be invoked as the user that owns the software being patched.
• C. It is platform independent.
• D. It requires installation of Oracle Universal Installer.
• E. It can be used to apply interim patches to the Grid Infrastructure and Database Home combination.
• F. It is a Java-based utility for applying patchsets.

正解: A,B,E

 

質問 67
Choose three. Which three are true about Oracle Grid Infrastructure for a Standalone Server?

• A. It requires Oracle ASMLib to manage Automatic Storage Management (ASM) disks.
• B. It creates one disk group during installation.
• C. It requires Oracle ASM Fitter Driver (ASMFD) to manage Automatic Storage Management (ASM) disks.
• D. It requires the operating system ORACLE_BASE environment variable to be predefined before installation.
• E. Automatic Storage Management (ASM) requires that O/S groups OSASM and OSDBA be assigned as secondary groups for its installation owner.
• F. It includes both Oracle Restart and Oracle Automatic Storage Management (ASM) software.

正解: B,E,F

 

質問 68
Automatic Shared Memory Management is disabled for one of your database instances.
SomeSQL statements perform poorly due to excessive hard parse activity, thereby degrading performance.
What would be your next step?

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

正解: E

 

質問 69
Choose three. Which three are true about Rapid Home Provisioning of Oracle software?

• A. 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.
• B. It can be used to patch existing Oracle software installations.
• C. It can be used to create templates of Oracle homes as gold images of only Oracle databases.
• 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.

正解: A,B,C

 

質問 70
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