You execute the following command to audit database activities： SQL> AUDIT DROP ANY TABLE BY scott BY SESSION WHENEVER SUCCESSFUL； What is the effect of this command（）A、One audit record is created for every successful DROP TABLE command executed in the s

第1题：

You execute this command to drop the ITEM table， which has the primary key referred in the ORDERtable：  SQL> DROP TABLE scott.item CASCADE CONSTRAINTS PURGE；  Which two statements are true about the effect of the command（）

• A、No flashback is possible to bring back the ITEM table.
• B、The ORDER table is dropped along with the ITEM table.
• C、The dependent referential integrity constraints in the ORDER table are disabled.
• D、The dependent referential integrity constraints in the ORDER table are removed.
• E、The table definition of the ITEM table and associated indexes are placed in the recycle bin.

第2题：

You execute the following command to audit the database activities：   SQL> AUDIT DROP ANY TABLE BY scott BY SESSION WHENEVER SUCCESSFUL；  What is the effect of this command？（）

• A、One audit record is created for the whole session if user SCOTT successfully drops one or more tables in his session.
• B、One audit record is created for every session when any user successfully drops a table owned by SCOTT.
• C、One audit record is created for each successful DROP TABLE command executed by any user to drop tables owned by SCOTT.
• D、One audit record is generated for the session when SCOTT grants the DROP ANY TABLE privilege to other users in his session.
• E、One audit record is created for each successful DROP TABLE command executed in the session of SCOTT.

第3题：

You issued the following command to drop the PRODUCTS table: SQL> DROP TABLE products; What is the implication of this command?（）

• A、All data along with the table structure is deleted 
• B、The pending transaction in the session is committed 
• C、All indexes on the table will remain but they are invalidated 
• D、All views and synonyms will remain but they are invalidated 
• E、All data in the table are deleted but the table structure will remain

第4题：

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.

第5题：

You executed the following command to drop a user: DROP USER scott CASCADE; Which two statements regarding the above command are correct?（）

• A、All the objects of scott are moved to the Recycle Bin.
• B、Any objects in the Recycle Bin belonging to scott are purged.
• C、All the objects owned by scott are permanently dropped from the database.
• D、All the objects of scott in the Recycle Bin must be purged before executing the DROP command.
• E、Any objects in the Recycle Bin belonging to scott will not be affected by the above DROP command.

第6题：

User A executes the following command to drop a large table in your database：SQL> DROP TABLE trans； While the drop table operation is in progress， user B executes the following command on the same table：SQL> DELETE FROM trans WHERE tr_type=’SL’； Which statement is true regarding the DELETE command（）

• A、It fails to delete the records because the records are locked in SHARE mode.
• B、It deletes the rows successfully because the table is locked in SHARE mode
• C、It fails to delete the records because the table is locked in EXCLUSIVE mode.
• D、It deletes the rows successfully because the table is locked in SHARE ROW EXCLUSIVE mode.

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第13题：

Examine the following commands executed in your database： SQL> ALTER SESSION RECYCLEBIN=ON； Session altered  SQL> CREATE TABLE emp TABLESPACE tbsfd AS SELECT * FROM hr.employees；  Table created.  Further， you executed the following command to drop the table：  SQL> DROP TABLE emp； Table dropped.  What happens in this scenario？ （）

• A、The table is moved to the SYSAUX tablespace.
• B、The table is moved to the SYSTEM tablespace.
• C、The table is removed from the database permanently.
• D、The table is renamed and remains in the TBSFD tablespace.

第14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

第15题：

One of the users in the PROD database， Adams， complains that his update on the table， TRANS， is taking an unusually long time to complete. You find that the table gets locked by another database user before Adams starts his transactions， and you are unable to contact the user holding the table lock. As Adams is updating some crucial rows in the table， he should get the highest priority. Which method would you use to overcome this problem？（）

• A、execute the command， ALTER SESSION KILL ..， to kill the blocking session
• B、execute the DBMS_SESSION.KILL_SESSION procedure to kill the blocking session
• C、execute the command， ALTER SYSTEM KILL SESSION ..， to kill the blocking session
• D、execute the command， ALTER SESSION UNLOCK ..， to release the lock for the blocking session
• E、execute the command， ALTER SYSTEM UNLOCK SESSION ..， to release the lock for the blocking session

第16题：

Examine the commands executed in the following sequence：  1：SQL> CREATE ROLE mgrrole；  2：SQL> GRANT create user，select any table，connect，resource TO mgrrole；  3：SQL> GRANT select，update ON sh.sales TO mgrrole；  4：SQL> CREATE ROLE ceo IDENTIFIED BY boss；  5：SQL> GRANT mgrrole，drop any table，create any directory TO ceo；  6：SQL> GRANT ceo TO mgrrole；  Which statement is true about the above commands（）

• A、The commands execute successfully.
• B、Command 6 produces an error because of circular role grant.
• C、Command 5 produces an error because a role cannot be granted to another role.
• D、Command 3 produces an error because the MGRROLE role already contains system privileges.
• E、The table created by HR remains and HR still has the CREATE TABLE system privilege.
• F、The table created by HR remains and HR can grant the CREATE TABLE system privilege to other users.

第17题：

You execute this command to drop the ITEM table， which has the primary key referred in the ORDERS table：SQL> DROP TABLE scott.item CASCADE CONSTRAINTS PURGE；  Which two statements are true about theeffect of the command（）

• A、No flashback is possible to bring back the ITEM table.
• B、The ORDERS table is dropped along with the ITEM table.
• C、The dependent referential integrity constraints in the ORDERS table are disabled.
• D、The dependent referential integrity constraints in the ORDERS table are removed.
• E、The table definition of the ITEM table and associated indexes are placed in the recycle bin

第18题：

You execute the following command toauditdatabase activities：  SQL>AUDITDROP ANY TABLE BY scott BY SESSION WHENEVER SUCCESSFUL；  What is the effect of this command（）

• A、Oneauditrecord is created for every successful DROP TABLE command executed in the session ofSCOTT.
• B、Oneauditrecord is generated for the session when SCOTT grants the DROP ANY TABLE privilege toother users.
• C、One audit record is created for the whole session if user SCOTT successfully drops one or more tablesin his session.
• D、One audit record is created for every session of any other user in which a table owned by SCOTT isdropped successfully.
• E、One audit record is created for every successful DROP TABLE command executed by any user to droptables owned by SCOTT.

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