This command would result in an error because the disk group is not empty.
The command would distribute the contents of the specified disk group among all other disk groups and then drop the specified disk group.
The command would result in the contents being moved to the parent disk group and dropping of the disk group.
The command would result in the disk group being marked as INVALID because it cannot be dropped.
The command would drop the disk group, ignoring the EXCLUDING CONTENTS option.
第1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.
第2题:
You work as a database administrator at Certkiller .com. Your production database uses an Automatic Storage Management (ASM) instance to manage its files. You want to add a new disk group to the ASM instance to manage the increased data load. What action would you perform to include the new disk group in the ASM instance without causing any impact on the currently connected users?()
第3题:
A. When two-way disk mirroring is required for the allocation units
B. When three-way disk mirroring is required for the allocation units
C. When using hardware mirroring or RAID
D. When disk mirroring is required for the Automatic Storage Management (ASM) disks
第4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?()
第5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?()
第6题:
Examine the CREATE DISKGROUP command used to create a disk group:SQL> CREATE DISKGROUP misc EXTERNAL REDUNDANCYDISK ‘ORCL: FRA3‘ NAME misc1, ‘ORCL: FRA4‘ NAME misc2;In which situation would you use this method of disk group creation?()
A. When two-way disk mirroring is required for the allocation units
B. When three-way disk mirroring is required for the allocation units
C. When using hardware mirroring or RAID
D. When disk mirroring is required for the Automatic Storage Management (ASM) disks
第7题:
What is the net effect of the following command?() alter diskgroup dgroup1 drop disk abc;
第8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_LIMIT
B. ASM_DISKSTRING
C. ASM_DISKGROUPS
D. INSTANCE_TYPE
第9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?()
第10题:
Your production database uses an Automatic Storage Management (ASM) instance to manage its files. You want to add a new disk group to the ASM instance to manage the increased data load. What action would you perform to include the new disk group in the ASM instance without causing any impact on the currently connected users?()