Oracle 1z0-068 問題集

質問 1：
Which two actions are performed by installing the Oracle 12c Preinstall RPM on Oracle Linux?
A. It creates the grid user if not already defined.
B. It installs the OpenSSH client package.
C. It creates the oinstall group if not already defined.
D. It installs kernel modules required for the ASM Cluster File System (ACFS).
E. It modifies the /etc/sysctl.conf Linux file.
正解：C,E
解説: (Topexam メンバーにのみ表示されます)

質問 2：
When using Oracle 12 Clusterware, which two actions are required to repair the ocr.loc file on host01 in a cluster having three other nodes called host02, host03, and host04?
A. Run ocrconfig -repair on host01.
B. Stop the clusterware stack on host01 only.
C. Run ocrconfig -repair on another node in the cluster to repair the ocr.loc file on host01
D. Stop the clusterware stack on all cluster nodes.
E. Stop the clusterware stack on host01 and on the node used to issue the ocrconfig -repair command.
正解：A,B
解説: (Topexam メンバーにのみ表示されます)

質問 3：
PROD1, PROD2 and PROD3 are three instances that have multitenant container database PROD open.
PROD contains multiple PDBs.
Examine these successful commands:
$ srvctl add service -db PROD -pdb PRDPDB1 -service SRVPDB1
$ srvctl start service -db PROD -service SRVPDB1
Which statement is true about the srvctl start service command?
A. It opens the PRDPDB1 PDB if not already opened.
B. It can open the PRDPDB1 PDB only if it is policy managed.
C. It can open the PRDPDB1 PDB only if it is manually managed.
D. It cannot open the PRDPDB1 PDB automatically.
正解：B

質問 4：
PROD1, PROD2 and PROD3 are three active instances of the PROD database.
Examine these commands executed on PROD1:
SQL > ALTER SYSTEM SET PARALLEL_MIN_SERVERS=200 SCOPE=MEMORY sid='*';
SQL > ALTER SYSTEM SET PARALLEL_MIN_SERVERS=100 SCOPE=MEMORY sid='PROD1'; Which statement is true?
A. PARALLEL_MIN_SERVERS will be 200 for PROD2 and PROD3 and 100 for PROD1.
B. PARALLEL_MIN_SERVERS will be 200 for all instances of PROD.
C. The second statement returns an error because this parameter must be identical for all instances.
D. PARALLEL_MIN_SERVERS will be 100 for all instances of PROD.
正解：A
解説: (Topexam メンバーにのみ表示されます)

質問 5：
Examine this command executed on the first node of a three-node cluster:
# <GRID_INFRASTRUCTURE_ORACLE_HOME>/OPatch/opatchauto apply 18139660
Which two tasks does this command perform?
A. It applies a patch to all database ORACLE_HOMEs, with the same release as the Grid Infrastructure, on all cluster nodes.
B. It applies a patch to all database ORACLE_HOMEs of any version on all cluster nodes.
C. It applies a patch to all database ORACLE_HOMEs of any version on the first cluster node.
D. It applies a patch to all database ORACLE_HOMEs, with the same release as the Grid Infrastructure, only on the first cluster node.
E. It applies a patch to the Grid Infrastructure on all cluster nodes.
F. It applies a patch to the Grid Infrastructure only on the first cluster node.
正解：A,E
解説: (Topexam メンバーにのみ表示されます)

質問 6：
Which three statements are true concerning diagnostic components and requirements of Oracle 12c Clusterware? (Choose three.)
A. The Grid Infrastructure Management Repository database must run on a hub node if Flex Clusters are used.
B. There is one ologgered service for the cluster health monitor (CHM) on each cluster node regardless of cluster size.
C. There is one osysmond service for the cluster health monitor (CHM) on each cluster node regardless of cluster size.
D. The diagcollection.pl script must be run from the Grid home directory as the Grid infrastructure owner.
E. The oclumon utility may be used to get and set parameters for the cluster health monitor (CHM) repository.
F. The clusterware log files are stored inside the Grid Infrastructure Management Repository database used by the cluster health monitor (CHM).
正解：A,C,E
解説: (Topexam メンバーにのみ表示されます)

質問 7：
Which three statements are true about the Global Resource Directory (GRD) in Oracle 12c RAC database and in Clustered ASM? (Choose three.)
A. RAC databases have GRD cache resources distributed among all the database instances and stored in the large pool of each instance.
B. Clustered ASM has GRD resources distributed among all ASM instances
C. All GRD Enqueue Resource master metadata is held in the large pool of the same database instance.
D. RAC databases have GRD cache resources distributed among all the database instances and stored in the shared pool of each instance.
E. All GRD Enqueue Resource master metadata is held in the shared pool of the same database instance.
F. Shadow GRD resources may exist in more than one database instance for a resource.
G. Only one GRD shadow resource may exist for an Enqueue Resource.
正解：B,D,F

質問 8：
Identify three prerequisites for the successful installation of Oracle Grid Infrastructure 12c for a standard cluster when using Full Featured Grid Naming Service (GNS).
A. A DHCP service on the private network for the cluster is required to allocate virtual IP addresses for HAIP.
B. A DHCP service on the public network for the cluster is required to allocate virtual IP addresses as required by the cluster.
C. DNS must be configured to delegate name resolution for the cluster subdomain to the cluster.
D. You must enable the Name Server Cache Daemon (NSCD).
E. Each cluster node must have at least two network interface cards,
F. You must create a Grid Management Repository database.
正解：A,B,C