多项选择题

A. SYS sessions, regardless of the roles that are set i……

A redaction policy was added to the SAL column of the SCOTT.EMP table:
All users have their default set of system privileges.
For which three situations will data not be redacted?（）

A. SYS sessions, regardless of the roles that are set in the session
B. SYSTEM sessions, regardless of the roles that are set in the session
C. SCOTT sessions, only if the MGR role is set in the session
D. SCOTT sessions, only if the MGR role is granted to SCOTT
E. SCOTT sessions, because he is the owner of the table
F. SYSTEM session, only if the MGR role is set in the session

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多项选择题You enabled an audit policy by issuing the following statements: SQL> AUDIT POLICY ORA_DATABASE_PARAMETER BY SCOTT; SQL> AUDIT POLICY ORA_DATABASE_PARAMETER BY SYS, SYSTEM; For which database users and for which executions is the audit policy now active? （）

A. SYS, SYSTEM
B. SCOTT
C. Only for successful executions
D. Only for failed executions
E. Both successful and failed executions

多项选择题Examine the details of the Top 5 Timed Events in the following Automatic Workloads Repository (AWR)report:What are three possible causes for the latch-related wait events?（）

A. The size of the shared pool is too small.
B. Cursors are not being shared.
C. A large number COMMITS are being performed.
D. There are frequent logons and logoffs.
E. The buffers are being read into the buffer cache, but some other session is changing the buffers.

单项选择题You are connected using SQL* Plus to a multitenant container database (CDB) with SYSDBA privilegesand execute the following sequence statements:What is the result of the last SET CONTAINER statement and why is it so?（）

A. It succeeds because the PDB_ADMIN user has the required privileges.
B. It fails because common users are unable to use the SET CONTAINER statement.
C. It fails because local users are unable to use the SET CONTAINER statement.
D. If fails because the SET CONTAINER statement cannot be used with PDB$SEED as the target pluggable database (PDB).

多项选择题Which three operations can be performed as multipartition operations in Oracle?（）

A. Merge partitions of a list partitioned table
B. Drop partitions of a list partitioned table
C. Coalesce partitions of a hash-partitioned global index.
D. Move partitions of a range-partitioned table
E. Rename partitions of a range partitioned table
F. Merge partitions of a reference partitioned index

多项选择题Which three statements are true when the listener handles connection requests to an Oracle 12cdatabase instance with multithreaded architecture enabled In UNIX?（）

A. Thread creation must be routed through a dispatcher process
B. The local listener may spawn a now process and have that new process create a thread
C. Each Oracle process runs an SCMN thread.
D. Each multithreaded Oracle process has an SCMN thread.
E. The local listener may pass the request to an existing process which in turn will create a thread.