單項選擇題

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

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單項選擇題

You have two databases， FINDB and PAYDB， on single operating system and using Optimal Flexible architecture （OFA）. FINDB is functional and is currently being accessed by the users. While starting up the instance for the PAYDB database you get the following error： ORA-01081： cannot start - already running ORACLE - shut it down first Which environmental variable would you set before starting up the PAYDB database to overcome this error？（）

A.ORA_PATH
B.ORACLE_SID
C.ORACLE_BASE
D.ORACLE_HOME
E.LD_LIBRARY_PATH

多項選擇題

While setting up the database for your production environment， you want to create a user with following requirements.
1.The objects created by the user must be stored in a tablespace， TBS1， if the TABLESPACE option is not defined during the object creation.
2.The user should be able to use 10MB of space in the tablespace TBS1.
3.The user must change the password immediately after logging in for the first time.
Which three options of the CREATE USER command would you use to achieve this objective？（）

A.profile
B.account lock
C.account unlock
D.password expire
E.quota 10MB on TBS1
F.password never expire
G.default tablespace TBS1
H.quota unlimited on TBS1
I.temporary tablespace TEMP
J.temporary tablespace SYSTEM

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