Free Access Oracle.1Z1-083.v2022-11-09.q168 Practice Test (Page 27)

Question 126

You have configured RMAN SBT channels to write backups to medi
a. You then take an RMAN backup by using this command: Which three are true? (Choose three.)

A.The data file backups in the self-contained archive backup are not considered obsolete for two years regardless of the retention policy.

B.The SPFILE is included in the self-contaied archival backup.

C.All archive logs created after this backup are kept for two years.

D.The restore point is a label for the system change number (SCN) before the archival backup was taken.

E.The control file is included in the self-contained archival backup.

F.The restore point is a label for the system change number (SCN) that will be saved two years after the archival backup was taken.

Question 127

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

A.RMAN encryption keys are stored in a database keystore.

B.RMAN can encrypt the Oracle Database password file.

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

D.The SET ENCRYPTIONcommand overrides encryption settings specified by the CONFIGURE ENCRYPTIONcommand.

E.Password encryption can be persistently configured using the CONFIGURE ENCRYPTIONcommand.

Question 128

RMAN is connected to the target database prod1 and an auxiliary instance in nomount state. Examine the command to create a duplicate database: RMAN> DUPLICATE TARGET DATABASE TO dup1 FROM ACTIVE DATABASE NOFILENAMECHECK PASSWORD FILE SPFILE; Which two statements are true about the execution of the duplicate command?

A.All archive redo log files are automatically copied to the duplicate database.

B.The duplicate database has the same directory structure as the source database.

C.The password file and SPFILE for the duplicate database dup1 are created in their respective default locations.

D.The duplicate database is created without using RMAN backups and prod1 is allowed to remain open during duplication.

E.he duplicate command.

F.The duplicate database is created by using the backups created during the execution of

Question 129

Choose two. 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?

A.when a new tablespace is added to a registered target database

B.when a backup of the current control file is created

C.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

D.when the target is first registered

E.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

Question 130

Which two are true about the Oracle database tuning methodology?

A.The alert log 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.The database instance memory should always be tuned before tuning any file systems.

D.SQL statements should always be tuned before tuning any file systems.

E.Tuning activities should stop once the user is satisfied with performance.

F.The Oracle Database time model should be used to find the database and instance areas most in need of tuning.

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