Question

What happens to archive logs ?

Asked by: tomcruise1947

I am not sure how to find answers to the questions below. The book really doesn't go into much detail about some topics. Appreciate anyone who can find these three answers.



1) You standby database has been in read-only mode for the past five hours. During this time ten log switches have taken place on the production database. The DBA now wants to put the database into sustained recovery mode. What happens to the archive logs ?


A.  They are applied to the standby database while in read only mode.

B.  They are applied to the standby database automatically when the DBA issues the ALTER DATABASE
      RECOVER MANAGED DATABASE command.

C.  The are applied to the standby database automatically when the DBA issues the ALTER DATABASE
      RECOVER DATABASE command.

D.  The DBA must manually apply the archived logs to the database before putting the database into standby mode.

E.  The archive logs are stored on the production server, and are transferred across when the standby database returns to managed recovery.




2)  A DBA now has the ability to mark certain blocks of a table as being corrupt. This will enable a full
     scan to skip over them. In order to achieve this, which command should a DBA issue ?


A. ALTER TABLE <table_name>MARK <block_id>;

B.  SELECT * FROM <table_name>SKIP<block_id>;

C.  Run the DBVERIFY utility on the relevant datafile.

D.  ALTER TABLESPACE <tablespace_name>MARK<block_id>;

E.  EXECUTE DBMS_REPAIR.SKIP_CORRUPT_BLOCKS   ('<schema_name>', <table_name>');



3) In the DBA_TRIGGER data dictionary view, the value in the TABLE_NAME column will be NULL
     in which situations ?  ( Choose two )

A. The trigger is a schema trigger.

B.  The trigger is a database trigger.

C.  The trigger was created by the DBA for another user.

D.  The trigger is created with the CREATE ANY TRIGGER privilege.

E.  The trigger was created by a user who connected with the CONNECT INTERNAL command.

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Asked On
2003-01-01 at 23:35:55ID20441173
Tags

dba_trigger

Topic

Oracle Database

Participating Experts
2
Points
50
Comments
4

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