网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
单选题
Which of the following is a benefit of ASM fast disk resync？（）
A
Failed disks are taken offline immediately but are not dropped.
B
Disk data is never lost.
C
By default， the failed disk is not dropped from the disk group ever， protecting you from loss of that disk.
D
The failed disk is automatically reformatted and then resynchronized to speed up the recovery process.
E
Hot spare disks are automatically configured and added to the disk group.
参考答案
参考解析
解析：
暂无解析
更多 “单选题Which of the following is a benefit of ASM fast disk resync？（）A Failed disks are taken offline immediately but are not dropped.B Disk data is never lost.C By default， the failed disk is not dropped from the disk group ever， protecting you from loss of that disk.D The failed disk is automatically reformatted and then resynchronized to speed up the recovery process.E Hot spare disks are automatically configured and added to the disk group.” 相关考题
考题
You want to perform the following operations for the DATA ASM disk group:Which command accomplishes these tasks?()
A. ALTER DISKGROUP data CHECK;B. ALTER DISKGROUP data CHECK DISK;C. ALTER DISKGROUP data CHECK FILE;D. ALTER DISKGROUP data CHECK DISK IN FAILURE GROUP 1;
考题
You are managing an Oracle 11g database with ASM storage, for which the COMPATIBLE initialization parameter is set to 11.1.0. In the ASM instance, the COMPATIBLE.RDBMS attribute for the disk group is set to 10.2 and the COMPATIBLE.ASM attribute is set to 11.1.Which two statements are true in this scenario for the features enabled for ASM? （）A. The ASM-preferred mirror read feature is enabled.B. The ASM supports variable sizes for extents of 1, 8, and 64 allocation units.C. The ASM disk is dropped immediately from a disk group when it becomes unavailable.D. The RDBMS always reads the primary copy of a mirrored extent of the ASM disk group.
考题
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?（）A. The databases configured to use the ASM instance are mountedB. The disk groups are mounted as per the ASM_DISKGROUPS initialization parameterC. ASM starts the Oracle Cluster Synchronization Services (CSS) daemon if it is not startedD. ASM discovers and examines the contents of all files that are in the paths specified in the ASM_DISKGROUPS initialization parameters
考题
Which two statements are true about variable extent size support for large ASM files?()
A. The metadata used to track extents in SGA is reduced.B. Rebalance operations are completed faster than with a fixed extent sizeC. An ASM Instance automatically allocates an appropriate extent size.D. Resync operations are completed faster when a disk comes online after being taken offline.E. Performance improves in a stretch cluster configuration by reading from a local copy of an extent.
考题
Which two are the uses of the ASM metadata backup and restore （AMBR） feature？（）A、 It can be used to back up all data on ASM disks.B、 It can be used to recover the damaged ASM disk group along with the data.C、 It can be used to gather information about a preexisting ASM disk group with disk paths，disk name，failure groups，attributes templates，and alias directory structure.D、 It can be used to re-create the ASM disk group with its attributes.
考题
Which initialization parameter in an ASM instance specifies the disk groups to be automatically mounted at instance startup？（） A、 ASM_DISKMOUNTB、 ASM_DISKGROUPC、 ASM_DISKSTRINGD、 ASM_MOUNTGROUP
考题
You are managing Oracle Database 11g with an ASM storage with high redundancy. The following command was issued to drop the disks from the dga disk group after five hours： ALTER DISKGROUP dga OFFLINE DISKS IN FAILGROUP f2 DROP AFTER 5H； Which statement is true in this scenario？（）A、 It starts the ASM fast mirror resync.B、 All the disks in the dga disk group would be OFFLINE and the DISK_REPAIR_TIME disk attribute would be set to 5 hours.C、 It drops all disk paths from the dga disk group.D、 All the disks in the dga disk group in failure group f2 would be OFFLINE and the DISK_REPAIR_TIME disk attribute would be set to 5 hours.
考题
You support Oracle Database 12c Oracle Database 11g, and Oracle Database log on the same server. All databases of all versions use Automatic Storage Management (ASM). Which three statements are true about the ASM disk group compatibility attributes that are set for a disk group?（）A、The ASM compatibility attribute controls the format of the disk group metadata.B、RDBMS compatibility together with the database version determines whether a database Instance can mount the ASM disk group.C、The RDBMS compatibility setting allows only databases set to the same version as the compatibility value, to mount the ASM disk group.D、The ASM compatibility attribute determines some of the ASM features that may be used by the Oracle disk group.E、The ADVM compatibility attribute determines the ACFS features that may be used by the Oracle 10g database.
考题
You execute the following command to start an Automatic Storage Management （ASM） instance： SQLSTARTUP； In which of the following modes will the ASM instance start？（）A、 OPENB、 MOUNTC、 NORMALD、 NOMOUNT
考题
You want to perform the following operations for the DATA ASM disk group： -Verify the consistency of the disk. -Cross-check all the file extent maps and allocation tables for consistency. check whether the alias metadata directory and file directory are linked correctly. -Check that ASM metadata directories do not have unreachable allocated blocks. Which command accomplishes these tasks（）？A、 ALTER DISKGROUP data CHECKB、 ALTER DISKGROUP data CHECK DISKC、 ALTER DISKGROUP data CHECK FILED、 ALTER DISKGROUP data CHECK DISK IN FAILURE GROUP 1
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
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
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?（）A、The databases configured to use the ASM instance are mountedB、The disk groups are mounted as per the ASM_DISKGROUPS initialization parameterC、ASM starts the Oracle Cluster Synchronization Services (CSS) daemon if it is not startedD、ASM 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 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Which initialization parameter in an ASM instance specifies the disk groups to be automatically mounted at instance startup？（）A
ASM_DISKMOUNTB
ASM_DISKGROUPC
ASM_DISKSTRINGD
ASM_MOUNTGROUP
考题
多选题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？（）AThe disk is immediately dropped from the disk group.BThe ASM tracks the extents that are modified during the outaCThe ASM migrates the extents from the unavailable disk to the remaining disks.DThe disk automatically goes offline.
考题
多选题Which two are the uses of the ASM metadata backup and restore （AMBR） feature？（）AIt can be used to back up all data on ASM disks.BIt can be used to recover the damaged ASM disk group along with the data.CIt can be used to gather information about a preexisting ASM disk group with disk paths，disk name，failure groups，attributes templates，and alias directory structure.DIt can be used to re-create the ASM disk group with its attributes.
考题
单选题Which of the following is a benefit of ASM fast disk resync?（）A
Failed disks are taken offline immediately but are not dropped.B
Disk data is never lost.C
By default, the failed disk is not dropped from the disk group ever, protecting you from loss of that disk.D
The failed disk is automatically reformatted and then resynchronized to speed up the recovery process.E
Hot spare disks are automatically configured and added to the disk group.
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
多选题You are managing an Oracle 11g database with ASM storage, for which the COMPATIBLE initialization parameter is set to 11.1.0. In the ASM instance, the COMPATIBLE.RDBMS attribute for the disk group is set to 10.2 and the COMPATIBLE.ASM attribute is set to 11.1. Which two statements are true in this scenario for the features enabled for ASM? （）AThe ASM-preferred mirror read feature is enabled.BThe ASM supports variable sizes for extents of 1, 8, and 64 allocation units.CThe ASM disk is dropped immediately from a disk group when it becomes unavailable.DThe RDBMS always reads the primary copy of a mirrored extent of the ASM disk group.
考题
多选题In which situations will the ASM metadata backup help you recover the ASM disk in a disk group？（）Awhen one or more file directory paths are accidentally deleted from an ASM disk groupBwhen one of the disks in a disk group is accidentaly unpluggedCwhen the data file on an ASM disk group gets corruptedDwhen one or more disks in an ASM disk group are lost
考题
单选题You are managing Oracle Database 11g with an ASM storage with high redundancy. The following command was issued to drop the disks from the dga disk group after five hours： ALTER DISKGROUP dga OFFLINE DISKS IN FAILGROUP f2 DROP AFTER 5H； Which statement is true in this scenario？（）A
It starts the ASM fast mirror resync.B
All the disks in the dga disk group would be OFFLINE and the DISK_REPAIR_TIME disk attribute would be set to 5 hours.C
It drops all disk paths from the dga disk group.D
All the disks in the dga disk group in failure group f2 would be OFFLINE and the DISK_REPAIR_TIME disk attribute would be set to 5 hours.
考题
单选题Examine the following command： ALTER DISKGROUP data MOUNT FORCE； In which scenario can you use the above command to mount the disk group？（）A
when ASM disk goes offlineB
when one or more ASM files are droppedC
when some disks in a disk group are offlineD
when some disks in a failure group for a disk group are rebalancing
考题
单选题Examine the following command: ALTER DISKGROUP data MOUNT FORCE; In which scenario can you use the above command to mount the disk group? （）A
when ASM disk goes offlineB
when one or more ASM files are droppedC
when some disks in a disk group are offlineD
when some disks in a failure group for a disk group are rebalancing
考题
单选题You are using an Automatic Storage Management （ASM） instance to manage the database files of your production database. After adding a new disk group to the ASM instance， you execute the following command： ALTER DISKGROUP dg3 REBALANCE POWER 0； What would be the result of this command？（）A
The rebalancing of the disk group would be stopped.B
The rebalancing of the disk group would be completed as fast as possible.C
The command would result in an error because the value of POWER cannot be 0.D
The rebalancing of the disk group would be completed without affecting the disk group DG3.E
The command would result in an error because the disk groups cannot be manually rebalanced.
考题
多选题You are managing an Oracle Database 11g instance and an Oracle Database 10g instance on the same machine. Both instances use the ASM instance as storage. Which statement regarding the ASM disk group compatibility attributes are true in this scenario？（）AThe database-compatibility version settings for each instance must be greater than or equal to the RDBMS compatibility of all ASM disk groups used by that database instances.BRDBMS compatibility and the database version determines whether a database instance can mount the ASM disk group.CThe RDBMS compatibility settings for a disk group control the format of data structures for ASM metadata on the disk.DASM compatibility controls which features for the ASM will be enabled.
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.
热门标签
最新试卷