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单选题
You are managing an ASM instance. You previously issued the following statements: ALTER DISKGROUP dg1 DROP DISK disk2; ALTER DISKGROUP dg1 DROP DISK disk3; ALTER DISKGROUP dg1 DROP DISK disk5; You want to cancel the disk drops that are pending for the DG1 disk group. Which statement should you issue?()
A

ALTER DISKGROUP dg1 UNDROP disk2, disk3, disk5;

B

ALTER DISKGROUP dg1 UNDROP;

C

ALTER DISKGROUP dg1 UNDROP DISKS;

D

You cannot cancel the pending disk drops.


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更多 “单选题You are managing an ASM instance. You previously issued the following statements: ALTER DISKGROUP dg1 DROP DISK disk2; ALTER DISKGROUP dg1 DROP DISK disk3; ALTER DISKGROUP dg1 DROP DISK disk5; You want to cancel the disk drops that are pending for the DG1 disk group. Which statement should you issue?()A ALTER DISKGROUP dg1 UNDROP disk2, disk3, disk5;B ALTER DISKGROUP dg1 UNDROP;C ALTER DISKGROUP dg1 UNDROP DISKS;D You cannot cancel the pending disk drops.” 相关考题
考题 You have three production databases, HRDB, FINDB, and ORGDB, that use the same ASM instance. At the end of the day, while all three production database instances are running, you execute the following command on the ASM instance :SQL shutdown immediate;What is the result of executing this command?()A. The ASM instance is shut down, but the other instances are still running.B. It results in an error because other database instances are connected to it.C. All the instances, including the ASM instance, are shut down in the IMMEDIATE mode.D. HRDB, FINDB, and ORGDB instances are shut down in the ABORT mode and the ASM instance is shut down in the IMMEDIATE mode.

考题 You are maintaining the SALES database.You have added a new disk to a disk group. Automatic Storage Management performs the rebalancing activity. You want to speed up the rebalancing activity.Which parameter should you specify to control the speed of the rebalancing activity?()A. ASM_POWER_LIMITB. ASM_DISKSTRINGC. ASM_DISKGROUPSD. INSTANCE_TYPE

考题 You are managing an ASM instance. You previously issued the following statements:ALTER DISKGROUP dg1 DROP DISK disk2;ALTER DISKGROUP dg1 DROP DISK disk3;ALTER DISKGROUP dg1 DROP DISK disk5;You want to cancel the disk drops that are pending for the DG1 disk group.Which statement should you issue?()A. ALTER DISKGROUP dg1 UNDROP disk2, disk3, disk5;B. ALTER DISKGROUP dg1 UNDROP;C. ALTER DISKGROUP dg1 UNDROP DISKS;D. You cannot cancel the pending disk drops.

考题 You are maintaining the SALES database.You have added a new disk to a disk group. Automatic Storage Management performs the rebalancing activity. You want to speed up the rebalancing activity.Which parameter should you specify to control the speed of the rebalancing activity?()A、ASM_POWER_LIMITB、ASM_DISKSTRINGC、ASM_DISKGROUPSD、INSTANCE_TYPE

考题 You are an Oracle DBA responsible for an ASM instance. The disk controller on your system fails. You suspect that the disk itself is okay. You know it will take 24 hours to replace the controller and you don’t want to have to rebuild the disks from scratch.  What do you do?()  A、 Take the whole disk group offline and wait for the controller card to be installed. Once it’s installed,bring the disk group online again.B、 Change the ASM parameter ASM_PREFERRED_READ_FAILURE_GROUPS to indicate that you want to read from the non-failed disk. Once the disk controller is replaced,reset the parameter to  its original value.C、 You have no choice but to rebuild the disk. Drop the disk from the disk group and wait for the controller to be replaced. Once the controller is replaced, add the disk back into the disk group and allow ASM to rebuild it.D、 If you are using any setting other than REDUNDANCY EXTERNAL for your disk group,you will have to recover any data on that disk from a backup. The database will be unavailable until you can  correct the problem and perform recovery.E、 Change the attribute DISK_REPAIR_TIME on the disk group to a time greater than 24 hours.

考题 You are managing an Oracle Database 11g ASM instance having three disks in a disk group with ASM compatibility attribute set to 11.1.0 and redundancy set to high. One of the disks in the disk group becomes unavailable because of power failure.  Which statements will be true in this scenario?()A、 The disk is immediately dropped from the disk group.B、 The ASM tracks the extents that are modified during the outaC、 The ASM migrates the extents from the unavailable disk to the remaining disks.D、 The disk automatically goes offline.

考题 You are migrating your production database from non-ASM to ASM storage. You used the RMAN utility to migrate the database from non-ASM to ASM storage. Which type of backup command script will you use for migrating the database from non-ASM to ASM storage?()A、 BACKUP AS BACKUPSETB、 BACKUP AS COPYC、 BACKUP AS COMPRESSED BACKUPSETD、 BACKUP INCREMENTAL LEVEL n CUMULATIVE

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 Your database is configured on non-ASM disk storage. You need to migrate your database to ASM disk storage.  Which statement is true about migrating from non-ASM disk storage to ASM disk storage?() A、 You can use the operating system utility to migrate from non-ASM disk storage to ASM disk storage.B、 You cannot perform a database backup from non-ASM disk storage to tape and then move it to ASM disk storage.C、 You can use the SWITCH DATABASE TO COPY Recovery Manager (RMAN) command to switch back to non-ASM disk storage if you have not deleted your original datafiles.D、 You cannot use Recovery Manager (RMAN) to migrate from non-ASM disk storage to ASM disk storage if you are not using RMAN for your backup and recovery strategies.

考题 You included the following Automatic Storage Management (ASM) initialization parameter settings in the ASM initialization parameter file:   INSTANCE_TYPE = ASM  ASM_POWER_LIMIT = 11  LARGE_POOL_SIZE = 4M   ASM_DISKGROUPS = DG1, DG2  DB_UNIQUE_NAME = +ASM   You are unable to start the ASM instance. Which initialization parameter file setting(s) is not allowing the ASM instance to start?()A、 only the INSTANCE_TYPE initialization parameter is set to an invalid valueB、 only the ASM_POWER_LIMIT initialization parameter is set to an invalid valueC、 only the LARGE_POOL_SIZE initialization parameter is set to an invalid valueD、 both the LARGE_POOL_SIZE and INSTANCE_TYPE initialization parameters are set to invalid values

考题 多选题The ORACLE_SID environment variable is set to +ASM. ASMLIB is not used in the configuration. You executed the following command to startup the Automatic Storage Management (ASM) instance.   SQL STARTUP;   Which two activities are performed during a successful start up operation?()AThe databases configured to use the ASM instance are mountedBThe disk groups are mounted as per the ASM_DISKGROUPS initialization parameterCASM starts the Oracle Cluster Synchronization Services (CSS) daemon if it is not startedDASM discovers and examines the contents of all files that are in the paths specified in the ASM_DISKGROUPS initialization parameters

考题 单选题You have an Automatic Storage Management (ASM) instance managing the database files of your production database. The database contains ASM files and non/x7fASM files. Using Recovery Manager (RMAN), you migrate the complete production database to use the ASM instance. Which statement is true?()A RMAN would relocate all the database files to an ASM disk group.B RMAN would change the file definitions in the control file to use the ASM but would not relocate the database files physically.C RMAN would relocate all the data files to an ASM disk group and other files to an operating system location, defined using Oracle Managed Files (OMF).D RMAN would relocate the ASM files to an ASM disk group and the non­ASM files to an operating system location, defined using OMF

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 migrating your production database from non-ASM to ASM storage. You used the RMAN utility to migrate the database from non-ASM to ASM storage. Which type of backup command script will you use for migrating the database from non-ASM to ASM storage?()A  BACKUP AS BACKUPSETB  BACKUP AS COPYC  BACKUP AS COMPRESSED BACKUPSETD  BACKUP INCREMENTAL LEVEL n CUMULATIVE

考题 单选题You have three production databases, HRDB, FINDB, and ORGDB, that use the same ASM instance. At the end of the day, you execute the following command on the ASM instance to shut down: SQL shutdown immediate; What is the result of executing this command?()A All the instances, including the ASM instance, are shut down in the ABORT modeB The ASM instance is shut down, but the other instances are still running C The ASM instance is still functional, but the other instances are shut down D All the instances, including the ASM instance, are shut down in the IMMEDIATE mode. E HRDB, FINDB, and ORGDB instances are shut down in the ABORT mode and the ASM instance is shut down in the IMMEDIATE mode F HRDB, FINDB, and ORGDB instances are shut down in the NORMAL mode and the ASM instance is shut down in the IMMEDIATE mode

考题 单选题You are maintaining the SALES database. You have added a new disk to a disk group. Automatic Storage Management performs the rebalancing activity. You want to speed up the rebalancing activity.  Which parameter should you specify to control the speed of the rebalancing activity?()A  ASM_POWER_LIMITB  ASM_DISKSTRINGC  ASM_DISKGROUPSD  INSTANCE_TYPE

考题 单选题You have an Automatic Storage Management (ASM) instance managing the database files of your production database. The database contains ASM files and non-ASM files. Using Recovery Manager(RMAN), you migrate the complete production database to use the ASM instance. Which statement is true?()A RMAN would relocate all the database files to an ASM disk group.B RMAN would change the file definitions in the control file to use the ASM but would not relocate the database files physically.C RMAN would relocate all the data files to an ASM disk group and other files to an operating system location, defined using Oracle Managed Files (OMF).D RMAN would relocate the ASM files to an ASM disk group and the non-ASM files to an operating system location, defined using OMF

考题 单选题You included the following Automatic Storage Management (ASM) initialization parameter settings in the ASM initialization parameter file:   INSTANCE_TYPE = ASM  ASM_POWER_LIMIT = 11  LARGE_POOL_SIZE = 4M   ASM_DISKGROUPS = DG1, DG2  DB_UNIQUE_NAME = +ASM   You are unable to start the ASM instance. Which initialization parameter file setting(s) is not allowing the ASM instance to start?()A  only the INSTANCE_TYPE initialization parameter is set to an invalid valueB  only the ASM_POWER_LIMIT initialization parameter is set to an invalid valueC  only the LARGE_POOL_SIZE initialization parameter is set to an invalid valueD  both the LARGE_POOL_SIZE and INSTANCE_TYPE initialization parameters are set to invalid values

考题 单选题After executing the command alter diskgroup disk group2 drop disk dg2a; you issue the following command from the ASM instance:   Select group_number, count(*) from v$asm_operation;   What is the implication if the query against V$ASM_OPERATION returns zero rows?()A  The drop disk operation is still proceeding and you cannot yet run the undrop disks operation.B  The drop disk operation is complete and you can run the undrop disks command if needed.C  The drop disk operation is complete and you cannot run the undrop disk command.D  The query will fail since there is not a V$ASM_OPERATION view available in an ASM instance. E  None of the above is true.

考题 单选题Your database is configured on non-ASM disk storage. You need to migrate your database to ASM disk storage.  Which statement is true about migrating from non-ASM disk storage to ASM disk storage?()A  You can use the operating system utility to migrate from non-ASM disk storage to ASM disk storage.B  You cannot perform a database backup from non-ASM disk storage to tape and then move it to ASM disk storage.C  You can use the SWITCH DATABASE TO COPY Recovery Manager (RMAN) command to switch back to non-ASM disk storage if you have not deleted your original datafiles.D  You cannot use Recovery Manager (RMAN) to migrate from non-ASM disk storage to ASM disk storage if you are not using RMAN for your backup and recovery strategies.

考题 单选题You are managing an ASM instance. You previously issued the following statements:   ALTER DISKGROUP dg1 DROP DISK disk2;  ALTER DISKGROUP dg1 DROP DISK disk3;  ALTER DISKGROUP dg1 DROP DISK disk5;   You want to cancel the disk drops that are pending for the DG1 disk group.  Which statement should you issue?()A  ALTER DISKGROUP dg1 UNDROP disk2,disk3,disk5B  ALTER DISKGROUP dg1 UNDROPC  ALTER DISKGROUP dg1 UNDROP DISKSD  You cannot cancel the pending disk drops

考题 单选题You are maintaining the SALES database on Oracle 10g. You have added a new disk to a disk group. Automatic Storage Management performs the rebalancing activity. You want to speed up the rebalancing activity. Which parameter will you specify to control the speed of the rebalancing activity? ()A  ASM_POWER_LIMITB  ASM_DISKSTRINGC  ASM_DISKGROUPSD  LARGE_POOL_SIZE

考题 单选题You are managing an Oracle Database 11g ASM instance with a disk group dg01 having three disks. One of the disks in the disk group becomes unavailable because of power failure. You issued the following command to change the DISK_REPAIR_TIME attribute from 3.6 hours to 5 hours: ALTER DISKGROUP dg01 SET ATTRIBUTE 'disk_repair_time' = '5h'; To which disks in the disk group will the new value be applicable?()A all disks in the disk groupB all disks that are currently in OFFLINE modeC all disks that are not currently in OFFLINE modeD all disks in the disk group only if all of them are ONLINE

考题 单选题You are managing an Oracle Database 11g ASM instance with a disk group dg01 having three disks. One of the disks in the disk group becomes unavailable because of power failure. You issued the following command to change the DISK_REPAIR_TIME attribute from 3.6 hours to 5 hours:   ALTER DISKGROUP dg01 SET ATTRIBUTE ’disk_repair_time’ = ’5h’;   To which disks in the disk group will the new value be applicable?()A  all disks in the disk groupB  all disks that are currently in OFFLINE modeC  all disks that are not currently in OFFLINE modeD  all disks in the disk group only if all of them are ONLINE

考题 多选题You are managing an Oracle Database 11g database with the ASM storage. The database is having big file tablespaces. You want files to open faster and less memory to be used in the shared pool to manage the extent maps.  What configuration would you effect to achieve your objective?()ASet the ASM compatibility attribute for the ASM disk group to 11.1.0.BSet the RDBMS compatibility attribute for the ASM disk group to 11.1.0.CSet the COMPATIBLE initialization parameter for the ASM instance to 11.1.0.DSet the COMPATIBLE initialization parameter for the database instance to 11.1.0.

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.