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单选题
You issued the following command at the UNIX environment： % setenv ORA_SDTZ ’OZ_TZ’ What will be the impact of issuing the above command？（）
A
The operating system local time zone will be set for a user session using the operating system environment variable.
B
The database local time zone will be set for a user session using the operating system environment variable.
C
The operating system local time zone will be set for the database using the operating system environment
D
The database local time zone will be set for the database using the operating system environment variable.
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更多 “单选题You issued the following command at the UNIX environment： % setenv ORA_SDTZ ’OZ_TZ’ What will be the impact of issuing the above command？（）A The operating system local time zone will be set for a user session using the operating system environment variable.B The database local time zone will be set for a user session using the operating system environment variable.C The operating system local time zone will be set for the database using the operating system environmentD The database local time zone will be set for the database using the operating system environment variable.” 相关考题
考题
You issued the following commands to configure setting in RMAN;Then you issued the following command to take the backup:RMAN BACKUP DATABASE PLUS ARCHIVELOG;Which statement is true about the execution of the above command?（）A. The backup will terminate because the FORMAT clause was not configured for the channelB. It backs up two copies of data files to tape and disk, and two copies of archived log file on tapeC. It backs up the data files and archived log files to disk, making two copies of each data file and archived log fileD. It backs up the data files and archived log files to tape, making two copies of each data file and archived log file
考题
You opened the encryption wallet and then issued the following command:Then you closed the wallet. Later, you issued the following command to create the EMPLOYEES table in the SECURESPACE tablespace and you use the NO SALT option for the EMPID column.What is the outcome?（）A. It creates the table and encrypts the data in it.B. It generates an error because the wallet is closed.C. It creates the table but does not encrypt the data in it.D. It generates an error because the NO SALT option cannot be used with the ENCRYPT option.
考题
You performed the RMAN database backup having a backupset key number 231 with the KEEP FOREVER option. After some days, you want to change the status of the database backup and you issued the following command: RMANCHANGE BACKUPSET 231 NOKEEP; What is the implication of this command?（）A、The backup is deleted.B、The backup is marked unavailable.C、The backup overrides the backup retention policy.D、the backup becomes eligible for deletion according to the existing retention policy
考题
You work as a database administrator for Supportcenter.cn. When you tried to connect to the database， you received the following error： ERROR： ORA-12541：TNS：no_listener You found that the listener is not running on the server， so you issued the following command in the Listener Control utility to start the listener. lsnrctlSTART What statement is true？（）A、It would attempt to start the default listenerB、It would start the most recently created listener.C、It would display an error with a message asking for the listener name to be specified.D、It would show you a list of listeners and prompts for the listener name that you want to start.
考题
Which of the following options is true about shutting down an Automatic Storage Management （ASM） instance？（） A、 If the SHUTDOWN IMMEDIATE command is issued to the ASM instance， the ASM instance immediately shuts down.B、 If the SHUTDOWN ABORT command is issued to the ASM instance， the ASM instance will shut down all the database instances and then shut down immediately.C、 If the SHUTDOWN NORMAL command is issued to the ASM instance， before shutting down， the ASM instance waits for the dependent database instances to shut down.D、 If the SHUTDOWN TRANSACTIONAL command is issued to the ASM instance， the ASM instance passes the same SHUTDOWN command to the dependent database instances， but does not wait for any active transactions to complete before it shuts down.
考题
You just issued the following statement: ALTER TABLE SALES DROP COLUMN PROFIT. Which of the following choices identifies when the column will actually be removed from Oracle?（）A、Immediately following statement execution B、After the ALTER TABLE DROP UNUSED COLUMNS command is issued C、After the ALTER TABLE SET UNUSED COLUMN command is issued D、After the ALTER TABLE MODIFY command is issued
考题
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
考题
You issued the following command to analyze the SCOTT.EMP table for block corruption： ANALYZE TABLE SCOTT.EMP VALIDATE STRUCTURE； You received the following error： ORA-01578： ORACLE data block corrupted （file # %s， block # %s） How will you resolve the block corruption problem？（）A、 by using the DBMS_REPAIR packageB、 by using the DB_BLOCK_CHECKING parameterC、 by using the DBVERIFY utilityD、 will not be completely resolved until the hardware fault is corrected
考题
You issued the following statement： SQLALTER DATABASE ENABLE RESUMABLE TIMEOUT n； What will be the result of issuing the above statement？（）A、The command will not execute successfully because TIMEOUT is an invalid clause with the ALTER DATABASE ENABLE RESUMABLE command.B、 The command will not execute successfully because resumable space allocation is enabled at the session level.C、 The command will execute successfully and resumable space will be allocated at the session level.D、 The command will execute successfully and resumable space will be allocated at the instance level.
考题
The database is running in the ARCHIVELOG mode. It has three redo log groups with one member each. Oneof the redo log groups has become corrupted. You have issued the following command during the recovery of a damaged redo log file:ALTER DATABASE CLEAR UNARCHIVED LOGFILE GROUP 3; Which action should you perform immediately after using this command?（）A、You should perform a log switchB、You should make a backup of the databaseC、You should switch the database to the NONARCHIVELOG modeD、You should shut down the database instance and perform a complete database recovery
考题
You are managing an Oracle Database 11g instance with ASM storage. The ASM instance is down. To know the details of the disks in the DATA disk group , you issued the following ASMCMD command: ASMCMD lsdsk -I -d DATA Which statement is true regarding the outcome of this command?（）A、The command succeeds but it retrieves only the disk names.B、The command produces an error because the ASM instance is down.C、The command succeeds but it shows only the status of the ASM instance.D、The command succeeds and retrieves information by scanning the disk headers based on an ASM_DISKSTRING value.
考题
You issued the following command at the UNIX environment： % setenv ORA_SDTZ ’OZ_TZ’ What will be the impact of issuing the above command？（） A、 The operating system local time zone will be set for a user session using the operating system environment variable.B、 The database local time zone will be set for a user session using the operating system environment variable.C、 The operating system local time zone will be set for the database using the operating system environmentD、 The database local time zone will be set for the database using the operating system environment variable.
考题
单选题You work as a database administrator for Certkiller .com. When you tried to connect to the database， you received the following error： ERROR： ORA-12541：TNS：no_listener You found that the listener is not running on the server， so you issued the following command in the Listener Control utility to start the listener. lsnrctlSTART What statement is true？（）A
It would attempt to start the default listenerB
It would start the most recently created listener.C
It would display an error with a message asking for the listener name to be specified.D
It would show you a list of listeners and prompts for the listener name that you want to start.
考题
多选题Examine the following command used to perform incremental level 0 backup: RMAN BACKUP INCREMENTAL LEVEL 0 DATABASE; To enable the block change tracking, after the incremental level 0 backup you issued the following command: SQL ALTER DATABASE ENABLE BLOCK CHANGE TRACKING USING FILE '/mydir/ rman_change_track.f'; To perform incremental level 1 cumulative backup, you issued the following command: RMAN BACKUP INCREMENTAL LEVEL 1 CUMULATIVE DATABASE; Which two statements are true in the above situation?（）AThe block change tracking data will be used only from the next incremental 0 backup.BThe incremental backup will use change tracking data for accomplishing the backup.CThe incremental backup will not use change tracking data for accomplishing the backup.DThe block track file will scan all the blocks and create bitmap for all the blocks backed up in the level 0 backup.
考题
单选题You are maintaining your Oracle10g database in the UNIX environment. An application requires one of the user sessions to exist in the operating system local time zone. You decide to set the time zone for a session using the operating system environment variable. Which command will you issue？（）A
setenv ORA_SDTZ ’DB_TZ’B
setenv ORA_SDTZ ’+10：00’C
setenv ORA_SDTZ ’OS-TZ’D
setenv ORA_SDTZ ’Europe/London’
考题
单选题You issued the following statement： SQLALTER DATABASE ENABLE RESUMABLE TIMEOUT n； What will be the result of issuing the above statement？（）A
The command will not execute successfully because TIMEOUT is an invalid clause with the ALTER DATABASE ENABLE RESUMABLE command.B
The command will not execute successfully because resumable space allocation is enabled at the session level.C
The command will execute successfully and resumable space will be allocated at the session level.D
The command will execute successfully and resumable space will be allocated at the instance level.
考题
单选题You are managing an Oracle Database 11g instance with ASM storage. The ASM instance is down. To know the details of the disks in the DATA disk group ，you issued the following ASMCMD command： ASMCMD lsdsk -I -d DATA Which statement is true regarding the outcome of this command？（）A
The command succeeds but it retrieves only the disk names.B
The command produces an error because the ASM instance is down.C
The command succeeds but it shows only the status of the ASM instance.D
The command succeeds and retrieves information by scanning the disk headers based on an ASM_DISKSTRING value.
考题
单选题You are maintaining the database of a company. The listener process， listener1， is configured for remote access. You have issued the following command： LSNRCTLSTATUS listener1 Which information will NOT be displayed when you issue the above command？（）A
whether the password is set in the listener or a file or notB
the number of client connections the service handler has refusedC
the information will be displayed whether the instance can accept connections or notD
the protocol addresses on which the listener is configured to listen
考题
单选题You issued the following command： ALTER TABLE SCOTT.EMP SHRINK SPACE； The SCOTT.EMP table is stored in the DATA1 tablespace that has the following properties： DATA1 is a read/write tablespace. DATA1 is not autoextensible to an unlimited size. DATA1 is online. Segment space management for the DATA1 tablespace is manual. You issued the ALTER TABLE SCOTT.EMP SHRINK SPACE； command that generates the following error： ORA-10635： Invalid segment or tablespace type What could be the reason for the failure of the command？（）A
The tablespace， DATA1， is not read-only.B
The tablespace， DATA1， is not autoextensible.C
The tablespace， DATA1， is not offline.D
The segment space management for the tablespace， DATA1， is manual.
考题
单选题You issued the following commands to configure setting in RMAN; Then you issued the following command to take the backup: RMAN BACKUP DATABASE PLUS ARCHIVELOG; Which statement is true about the execution of the above command?（）A
The backup will terminate because the FORMAT clause was not configured for the channelB
It backs up two copies of data files to tape and disk, and two copies of archived log file on tapeC
It backs up the data files and archived log files to disk, making two copies of each data file and archived log fileD
It backs up the data files and archived log files to tape, making two copies of each data file and archived log file
考题
多选题You issued the following command to drop the PRODUCTS table: SQL DROP TABLE products; What is the implication of this command?（）AAll data along with the table structure is deletedBThe pending transaction in the session is committedCAll indexes on the table will remain but they are invalidatedDAll views and synonyms will remain but they are invalidatedEAll data in the table are deleted but the table structure will remain
考题
单选题You issued the following command to analyze the SCOTT.EMP table for block corruption： ANALYZE TABLE SCOTT.EMP VALIDATE STRUCTURE； You received the following error： ORA-01578： ORACLE data block corrupted （file # %s， block # %s） How will you resolve the block corruption problem？（）A
by using the DBMS_REPAIR packageB
by using the DB_BLOCK_CHECKING parameterC
by using the DBVERIFY utilityD
will not be completely resolved until the hardware fault is corrected
考题
单选题The ORDERS table belongs to the user OE. OE has granted the SELECT privilege on the ORDERS table to the user HR.Which statement would create a synonym ORD so that HR can execute the following query successfully?（）A
CREATE SYNONYM ord FOR orders; This command is issued by OE B
CREATE PUBLIC SYNONYM ord FOR orders; This command is issued by OE C
CREATE SYNONYM ord FOR oe.orders; This command is issued by the database administrator D
CREATE PUBLIC SYNONYM ord FOR oe.orders; This command is issued by the database administrator
考题
单选题You opened the encryption wallet and then issued the following command： SQLCREATE TABLESPACE securespace DATAFILE ’/home/user/oradata/secure01.dbf’ SIZE 150M ENCRYPTION USING ’3DES168’ DEFAULT STORAGE（ENCRYPT）； Then you closed the wallet. Later， you issued the following command to create theEMPLOYEES table in the SECURESPACE tablespace and you use the NO SALT option for the EMPID column. What is the outcome？（）A
It creates the table and encrypts the data in it.B
It generates an error because the wallet is closed.C
It creates the table but does not encrypt the data in it.D
It generates an error because the NO SALT option cannot be used with the ENCRYPT option.
考题
单选题The database is running in the ARCHIVELOG mode. It has three redo log groups with one member each. One of the redo log groups has become corrupted. You have issued the following command during the recovery of a damaged redo log file： ALTER DATABASE CLEAR UNARCHIVED LOGFILE GROUP 3； Which action should you perform immediately after using this command？（）A
You should perform a log switchB
You should make a backup of the databaseC
You should switch the database to the NONARCHIVELOG modeD
You should shut down the database instance and perform a complete database recovery
考题
单选题What is the net effect of the following command？（） alter diskgroup dgroup1 drop disk abc；A
The disk ABC will be dropped from the disk group. Since you did not issue a rebalance command，the data on that disk will be lost.B
The command will raise an error indicating that you need to rebalance the disk group to remove the data from that disk prior to dropping the disk.C
The disk group will be automatically rebalanced during the drop operation. Once the rebalancing is complete，the disk will be dropped.D
This command will fail because you cannot drop a specific disk in an ASM disk group.E
The disk drop command will be suspended for a predetermined amount of time，waiting for you to also issue an alter diskgroup rebalance command. Once you have issued the rebalance command，ASM will proceed to rebalance the disk group and then drop the disk.
考题
单选题You are managing an Oracle Database 11g instance with ASM storage. The ASM instance is down. To know the details of the disks in the DATA disk group , you issued the following ASMCMD command: ASMCMD lsdsk -I -d DATA Which statement is true regarding the outcome of this command?（）A
The command succeeds but it retrieves only the disk names.B
The command produces an error because the ASM instance is down.C
The command succeeds but it shows only the status of the ASM instance.D
The command succeeds and retrieves information by scanning the disk headers based on an ASM_DISKSTRING value.
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