多項(xiàng)選擇題

If you back up a database without connecting to the recovery catalog， which operations will cause the recovery catalog to be updated？（）

A. The next time you back up the database when you are also connected to the recovery catalog and the target database
B. The next time you are connected to the target database and the recovery catalog database and issue the resync command
C. The next time you connect RMAN to just the recovery catalog
D. The next time you connect to the recovery catalog and the target database with RMAN
E. Connecting to the recovery catalog and issuing the resync all databases command

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單項(xiàng)選擇題

View the Exhibit for some of the current parameter settings. A user logs in to the HR schema and issues the following commands:
SQL> CREATE TABLE emp
(empno NUMBER(3),
ename VARCHAR2(20),
sal NUMBER(8,2));
SQL> INSERT INTO emp(empno,ename) VALUES(1,'JAMES');
At this moment, a second user also logs in to the HR schema and issues the following command:
SQL> ALTER TABLE emp MODIFY sal NUMBER(10,2);
What happens in the above scenario?（）

A. The second user's session immediately produces the resource busy error.
B. The second user's command executes successfully.
C. The second user's session waits for a time period before producing the resource busy error.
D. A deadlock is created.

多項(xiàng)選擇題

Identify two situations in which you can use Data Recovery Advisor for recovery. （）(Choose two.)

A. The user has dropped an important table that needs to be recovered.
B. The database files are corrupted when the database is open.
C. You are not able to start up the database instance because the required database files are missing.
D. The archived log files are missing for which backup is not available.

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If you back up a database without connecting to the recovery catalog， which operations will cause the recovery catalog to be updated？（）

你可能感興趣的試題

Identify two situations in which you can use Data Recovery Advisor for recovery. （）(Choose two.)

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If you back up a database without connecting to the recovery catalog， which operations will cause the recovery catalog to be updated？（）