Free Access Oracle.1Z1-083.v2022-05-30.q253 Practice Test (Page 26)

Question 121

Which three are true about a whole database backup? (Choose three.)

A.It can be inconsistent.

B.It is the only possible backup type for a database in NOARCHIVELOG mode.

C.It can be created only by using RMAN.

D.It always includes all data files, the current control file, the server parameter file, and archived redo logs.

E.It can consist of either backup sets or image copies.

F.It can be consistent.

Question 122

Which two are true about flashback features in Oracle Database 19c and later releases?

A.Flashback logs are monitored and proactively deleted when beyond the retention period definedin db_flashback_retention_target before there is space pressure.

B.Flashback logs are monitored for being older than the retention period defined in db_flashback_retention_target and can be deleted by an administrator written event trigger.

C.Flashback logs are monitored and proactively deleted when beyond the retention period definedin DB_flashback_retention_TARGET only after there is space pressure

D.Flashback logs are automatically purged when db_flashback_retention_target is set lower than the time they have already been retained.

E.Flashback logs are automatically purged whenever the value Of DB_FLASHBACK_RETENTION_TARGET is changed.

Question 123

Which three are true about creating container databases (CDBs) and pluggable databases (PDBs) in Oracle
19c and later releases? (Choose three.)

A.A PDB snapshot can be a full copy of a source PDB.

B.A snapshot copy PDB can be a full copy of a source PDB.

C.A PDB snapshot can be a sparse copy of a source PDB.

D.A PDB snapshot depends on an existing storage snapshot of the source PDB.

E.A snapshot copy PDB does not depend on an existing storage snapshot of the source PDB.

F.A CDB can be duplicated using the Database Configuration Assistant (DBCA) in silent mode with no configuration required before starting the duplication.

G.A CDB can be duplicated using Recovery Manager (RMAN) with no configuration required before starting the duplication.

Question 124

For which two requirements can you use the user_tablespaces clause with the create pluggable database command?

A.to specify a default tablespace in a PDB cloned from another PDB in the same CDB

B.to specify the list of tablespaces to include when creating a PDB from the CDB seed

C.to specify the list of user tablespaces to include when moving a non-CDB to a PDB

D.to include specific user tablespaces only when relocating a PDB

E.to exclude a temp tablespace when plugging in a PDB

F.to exclude all tablespaces except system, sysaux, and temp when plugging in a PDB

Question 125

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

A.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.

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

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

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

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

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

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