Oracle 1z0-068 問題集

質問 1：
You must deploy several Oracle 12c databases on an Oracle Grid Infrastructure Managed Cluster, and are required to have the ability to perform these actions without down time:
1. Apply a Grid Infrastructure interim patch.
2. Apply a Grid Infrastructure Patch Set Update (PSU).
3. Apply a database on-line patch.
4. Apply a Grid Infrastructure patchset.
5. Apply a database patchset.
6. Upgrade Grid Infrastructure from one release to another.
7. Upgrade databases from one release to another.
Your plan is to perform these tasks:
1. Install and configure Oracle Grid Infrastructure on a local le system.
2. Install Oracle Database software on an ACFS le system.
3. Create several RAC One Node databases.
Which of the 7 requirements are met by your plan?
A. 1, 2, 3, 4 and 6.
B. 2, 3, 4 and 6.
C. 2, 3, 4, 5 and 6.
D. 1, 2, 3 and 4.
E. 1, 2, 3, 4, 5 and 6.
F. 1, 2, 3, 4, 5, 6 and 7.
正解：C

質問 2：
Which two statements are true about the UNDROP clause of the ALTER DISKGROUP statement?
A. It automatically unmounts the disks after successfully undropping them.
B. It is not possible to cancel pending drops of disks dropped using the force option.
C. It cancels pending drops of disks dropped using the DROP DISKGROUP command.
D. A disk cannot be undropped as a result of a drop diskgroup.
正解：B,D
解説: (Topexam メンバーにのみ表示されます)

質問 3：
Which three statements are true about Oracle Clusterware 12c Flex Cluster architecture?
A. Hub nodes require direct access to the voting disks.
B. Hub nodes require direct access to the OCR file.
C. Leaf nodes require direct access to the voting disks.
D. Each leaf node must be connected to storage shared across all cluster nodes.
E. Each hub node must be connected to storage shared across all hub nodes.
F. Each leaf node must be connected to storage shared across all leaf nodes.
正解：A,B,E
解説: (Topexam メンバーにのみ表示されます)

質問 4：
Which three statements are true about Oracle 12c multitenant RAC databases created using the Database Configuration Assistant (DBCA) on a cluster from a RAC database home? (Choose three.)
A. They can be policy managed.
B. They can have multiple pluggable databases (PDB) when the container database (CDB) is created.
C. They have their pluggable databases (PDBs) opened in each container database (CDB) instance automatically after CDB creation.
D. They can be administrator managed.
E. They have a unique service name created for each pluggable database (PDB) automatically registered as a cluster service resource.
F. They are automatically configured to use Enterprise Manager Express.
正解：A,B,D

質問 5：
Which three statements are true about the services created when the DBCA is used to create a RAC database?
A. Singleton services are not permitted for multitenant databases.
B. They can be policy managed for a multitenant database.
C. A server-pool must be created with SRVCTL before creating a policy-managed RAC database that uses that server-pool for a service.
D. Policy-managed services specified for a database allow the creation of a new server pool using DBCA.
E. They can be administrator managed for a multitenant database.
正解：B,D,E
解説: (Topexam メンバーにのみ表示されます)

質問 6：
You are developing a user callout procedure to send an email to the helpdesk whenever a RAC database instance fails to restart after node failure.
Examine these tasks (see exhibit):

Identify the minimum steps required, in the correct sequence, to implement this.
A. 2, 5, 8
B. 2, 4, 7, 8
C. 1, 4, 6
D. 1, 3, 7
E. 2, 4, 7
F. 1, 4, 7, 8
正解：E
解説: (Topexam メンバーにのみ表示されます)

質問 7：
Which two commands will stop the Oracle High Availability Services (OHAS) and prevent it from starting automatically at system boot on the local node? (Choose two.)
A. crsctl config crs
B. crsctl stop crs
C. crsctl disable crs
D. crsctl stop cluster
正解：B,C

質問 8：
Examine the output of this command:
ASMCMD> volinfo -G ACFS -a
Diskgroup Name: ACFS
Volume Name: VOL1
Volume Device: /dev/asm/vol1-280
State: ENABLED
Size (MB): 2048
Resize Unit (MB): 32
Redundancy: MIRROR
Stripe Columns: 4
Stripe Width (K): 128
Usage: ACFS
Mountpath: /u01/app/grid/acfsmount
The ACFS disk group is a normal redundancy disk group with 5 GB of free space.
To increase the size of the ACFS file system, you execute this command as the root user:
$ /sbin/acfsutil size +200M /u01/app/grid/acfsmount
Which two statements are true regarding the outcome of this command?
A. It succeeds but leaves the filesystem unmounted.
B. It resizes the filesystem mounted on /u01/app/grid/acfsmount.
C. It resizes VOL1.
D. It fails to resize VOL1 because it must be executed as a user belonging to the SYSASM group.
E. It fails to resize the filesystem because it must be unmounted before resizing.
正解：A,C