Free Access Oracle.1z0-062.v2022-06-21.q305 Practice Test (Page 61)

Question 296

Which two statements are true about the Automatic Database Diagnostic Monitor (ADDM)? (Choose two.)

A.The ADDM requires at least four AWR snapshots for analysis

B.The ADDM runs after each AWR snapshot is collected automatically by MMON

C.The results of the ADDM analysis are stored in the Automatic Workload Repository (AWR)

D.The ADDM analysis provides only diagnostics information but does not provide recommendations

E.The ADDM calls other advisors if required, but does not provide recommendations about the advisors

Question 297

You execute the following commands to audit database activities:
SQL > ALTER SYSTEM SET AUDIT_TRIAL=DB, EXTENDED SCOPE=SPFILE;
SQL > AUDIT SELECT TABLE, INSERT TABLE, DELETE TABLE BY JOHN By SESSION WHENEVER SUCCESSFUL; Which statement is true about the audit record that generated when auditing after instance restarts?

A.One audit record is created for every successful execution of a SELECT, INSERT OR DELETE command on a table, and contains the SQL text for the SQL Statements.

B.One audit record is created for every successful execution of a SELECT, INSERT OR DELETE command, and contains the execution plan for the SQL statements.

C.One audit record is created for the whole session if john successfully executes a SELECT, INSERT, or DELETE command, and contains the execution plan for the SQL statements.

D.One audit record is created for the whole session if JOHN successfully executes a select command, and contains the SQL text and bind variables used.

E.One audit record is created for the whole session if john successfully executes a SELECT, INSERT, or DELETE command on a table, and contains the execution plan, SQL text, and bind variables used.

Question 298

Your database has archive logging enabled and RMAN backups are taken at regular intervals. A data file in the USERS tablespace is damaged.
Which command must you execute before starting the recovery of this tablespace?

A.STARTUP FORCE

B.SWITCH DATAFILE ALL

C.ALTER TABLESPACE users OFFLINE

D.STARTUP FORCE NOMOUNT

Question 299

Examine the parameters for a database instance:

Your database has three undo tablespaces and the default undo tablespace is not autoextensible.
Resumable space allocation is not enabled for any sessions in the database instance.
What is the effect on new transactions when all undo space in the default undo tablespace is in use by active transactions?

A.Transactions write their undo in the SYSTEM undo segment.

B.Transactions fail.

C.Transactions wait until space becomes available in UNDOTBS1.

D.Transactions write their undo in a temporary tablespace.

Question 300

The HR user updates the salary of one of the employees in the non-partitioned EMPLOYEES table, but does not
commit the transaction.
Which two types of lock exist in this situation?

A.null lock on the row being updated

B.row level lock on the row being updated

C.shared lock on the EMPLOYEES table

D.exclusive lock on the EMPLOYEES table

E.null lock on the EMPLOYEES table

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