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Oracle Database Administration I Questions and Answers

Question 17

Examine this command:

CREATE UNDO TABLESPACE undotbs01

DATAFILE ‘undotbs_01.dbf’

SIZE 100M

AUTOEXTEND ON;

Which two actions must you take to ensure UNDOTBS01 is used as the default UNDO tablespace? (Choose two.)

Options:

A.

Add the SEGMENT SPACE MANAGEMENT AUTO clause

B.

Set UNDO_TABLESPACE to UNDOTBS01

C.

Add the NOLOGGING clause

D.

Make certain that the database operates in automatic undo management mode

E.

Add the ONLINE clause

Question 18

In one of your databases, the user HR has the password HRMGR.

You want to connect to a database instance whose listener listens on port 1531 by using this statement:

CONNECT HR/HRMGR@orcl

No name server is used.

Which statement is true about ORCL?

Options:

A.

It must be the value of the SERVICE_NAMES parameter on the client side

B.

It must resolve to a valid connect descriptor in the server’s tnsnames.ora file

C.

It must resolve to a valid connect descriptor in the client’s tnsnames.ora file

D.

It must be the name of the database to whose instance HR wishes to connect

E.

It must be the name of the server running the database to whose instance HR wishes to connect

Question 19

Examine these SQL statements which execute successfully:

Which two statements are true after execution?

Options:

A.

The primary key constraint will be enabled and deferred.

B.

The foreign key constraint will be enabled and deferred.

C.

The foreign key constraint will be disabled.

D.

The foreign key constraint will be enabled and immediate.

E.

The primary key constraint will be enabled and immediate.

Question 20

In the spfile of a single instance database, LOCAL_LISTENER is set to LISTENER_1.

The TNSNAMES.ORA file in $ORACLE_HOME/network/admin in the database home contains:

Which statement is true?

Options:

A.

Dynamic service registration cannot be used for this database instance

B.

The LREG process registers services dynamically with the LISTENER_1 listener

C.

LISTENER_1 must also be defined in the LISTENER.ORA file to enable dynamic service registration

D.

There are two listeners named LISTENER and LISTENER_1 running simultaneously using port 1521 on the same host as the database instances

E.

The definition for LISTENER_1 requires a CONNECT_DATA section to enable dynamic service registration

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Total 142 questions
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