[不定项选择题]Choose three. Which three are true about using Database Upgrade
Assistant (DBUA) to upgrade a database?
A. DBUA must be launched from the target Oracle Home.
B. Multiple databases with the same ORACLE_HOME can be upgraded
Simultaneously.
C. A whole database backup must exist before upgrade.
D. The Pre-Upgrade Information Tool script is executed by DBUA.
E. All pluggable databases are automatically upgraded as part of a container
Database upgrade.
F. The database must be opened in read-only mode.

[不定项选择题]choose three Which three are true about RMAN duplexed backup sets or image copies?
A.

A backup set may be duplexed with both copies written to disk.

B.

An image copy on disk can be copied to disk.

C.

A backup set may be duplexed with both copies written to sbt.

D.

A backup set may be duplexed so that one copy is written to sbt and the other

To disk.

E. An image copy on disk can be copied to sbt.
F. An image copy on sbt can be copied to disk.

[不定项选择题]choose three Which three are true about Transparent Data Encryption

(TDE)?

A. It uses a single master key for a database.
B. It replaces secure application roles.
C. It encrypts only data on the client.
D. It stores the current and all past master keys in the keystore.
E. Master encryption keys are managed by Oracle Database Vault.
F. It can encrypt data at the column level.

[不定项选择题]Choose three. Which three are true about patchsets?
A.

They are installed via OPatch or OPatchAuto.

B.

A base release is not needed to install patchsets.

C.

They can be applied in a rolling fashion for Clusterware and the databases.

D.

Installing a patchset is considered an "upgrade."

E.

They can introduce new features.

F.

They are only released quarterly.

[不定项选择题]Choose three. Which three are true about Rapid Home Provisioning

(RHP), which has been available since Oracle 18c?

A. It can be used to deploy Grid Infrastructure homes, including Oracle Restart.
B. It can be used to deploy Oracle Database homes.
C. It is an Oracle Database service.
D. It cannot be used to provision applications.
E. It cannot be used to provision middleware.
F. It is an Oracle Grid Infrastructure service.

[不定项选择题]Choose three.

Which three are true about actions that can or cannot be performed by users

With the SYSBACKUP privilege?

A.

They can view data from any data dictionary view or dynamic performance

View.

B.

They can drop any tablespace.

C.

They can view data from any user-defined tables.

D.

They can create any table.

E.

They cannot create restore points.

F.

They cannot drop tablespaces.

[不定项选择题]Choose three. Which three are true about the Oracle Optimizer?
A.

It considers the filters in WHERE clauses when generating execution plans for SQL statements.

B.

It obeys all hints.

C.

It considers object statistics when generating execution plans for SQL statements.

D.

It updates stale object statistics in the Data Dictionary.

E. It can only use SQL Plan Directives tied to the SQL statement for which a plan
Is being generated.
F.

It can re-optimize execution plans after previous executions detect suboptimal plans.

[不定项选择题]Choose three.

Which three are true about interpreting Recovery Manager (RMAN) error

Stacks returned to standard output?

A.

If an RMAN command fails, the output will only identify the command that

Failed.

B.

Some messages in the error stack are not errors.

C.

If an RMAN command fails, the output will identify the channel ID where the

Failure occurred.

D.

Media Management errors appear as a line with "Additional information" and

A number.

E. Media Management errors appear as a line with "sbtio" and a number.
F. Media Management errors appear as a line with "sbtio".

[不定项选择题]Choose three.

Which three are true about SGA memory management in a multitenant

Database?

A. SGA_MIN_SIZE cannot be set for a PDB.
B. Setting SHARED_POOL_SIZE for a PDB guarantees a minimum amount of
Shared Pool memory for that PDB.
C. Setting SGA_TARGET for a PDB guarantees a minimum amount of SGA
Memory for that PDB.
D. The SHARED_POOL_SIZE setting for a PDB can be up to 80% of the
SHARED_POOL_SIZE setting of the root container.
E. Setting DB_CACHE_SIZE for a PDB guarantees a minimum amount of Database
Buffer Cache memory for that PDB.
F. The SGA_TARGET setting for a PDB cannot exceed 50% of the SGA_TARGET
Value of the root container.

[不定项选择题]Choose three. Which three are true about Oracle Restart?
A.

) It is used in both clustered and non-clustered environments.

B.

) You can add and remove components from an Oracle Restart configuration

With Server Control (SRVCTL) commands.

C.

) It runs from the Oracle Grid Infrastructure home.

D.

) If you shut down a database instance with SQL*Plus, Oracle Restart interprets

This as a database failure and attempts to restart the instance.

E.) The Server Control (SRVCTL) utility can be used to start and stop Oracle
Restart.
F.) It can manage Oracle Database instances, Oracle Net Listeners, and Oracle
Automatic Storage Management instances.

[不定项选择题]Choose three. Which three are true about using an RMAN Recovery

Catalog with a pluggable database (PDB) target connection in Oracle

Database 19c and later releases?

A.

The base catalog owner must give the Virtual Private Catalog access to

Metadata for one or more PDBs.

B.

The target PDB must be registered in both the base catalog and the Virtual Private Catalog.

C.

The base catalog must be used by RMAN when performing point-in-time

Recovery for the PDB registered in the Virtual Private Catalog.

D.

The base catalog must be enabled for Virtual Private Catalog use.

E. The target PDB must be registered in a Virtual Private Catalog.
F. The target PDB must be registered in a base catalog.

[不定项选择题]Choose three. Which three are true about recovering tables using

RMAN?

A.

RMAN can recover tables owned by the SYSTEM user.

B.

RMAN can recover tables owned by the SYS user.

C.

RMAN can recover tables in the SYSTEM tablespace.

D.

RMAN always uses an auxiliary instance.

E. RMAN can recover a table after a DDL operation has altered the table
Structure.
F. RMAN can recover tables in the SYSAUX tablespace.
G. RMAN can recover tables in a standby database.

[不定项选择题]Choose three. Which three are true about block media recovery?
A. To use it, Flashback Database must be enabled.
B. A block being recovered is not accessible.
C. It cannot repair logical corruption.
D. It can be performed on noncorrupt blocks.
E. The target database for which one or more blocks are to be recovered must be
In the OPEN state.
F. The data file containing the block being recovered remains online.

[不定项选择题]Choose three. Which three are true about an application container?
A. It must have an application root PDB.
B. Two application containers can share an application seed PDB.
C. It can contain multiple applications.
D. It can contain a single application.
E. It must have an application seed PDB.
F. An application PDB can belong to multiple application containers.

[不定项选择题]Choose three. Which three are true about corrupted data blocks and

Their recovery in an Oracle Database?

A.

If a row lock is held by a nonexistent transaction, the block containing the row

Is media corrupt.

B.

DB_BLOCK_CHECKING=TRUE causes a check sum to be added to each data

Block to help detect physical or media corruption.

C.

A media corrupt block is one where the block is not formatted correctly.

D.

The ANALYZE TABLE VALIDATE STRUCTURE CASCADE command verifies that

Each table row has an index entry pointing to it.

E. If a row lock is held by a nonexistent transaction, the block containing the row
Is logically corrupt.
F. DB_LOST_WRITE_PROTECT=TYPICAL causes extra logging overhead on the
Standby database.