Oracle Database 12c: RAC and Grid Infrastructure Administrator - 1z1-068 模擬練習

A. The OLR is backed up automatically every four hours.

B. The OLR can be backed up using ocrconfig.

C. The OCR is backed up automatically every four hours.

D. The OCR is backed up by default to a cluster file system location.

E. The OLR is backed up by default to a cluster file system location.

F. The OCR can be backed up using ocrconfig.

A. All ASM Disks belonging to a disk group should have the same hardware specifications and storage attributes for optimal performance.

B. To improve performance a database must have two disk groups; one for data and one for the fast recovery area.

C. Data files, redo logs, and RMAN backup pieces must be stored in different ASM disk groups for optimal performance.

D. All ASM Disks belonging to a disk group should be of the same size for optimal performance.

E. Hardware-based mirroring combined with ASM mirroring guarantees optimal performance.

A. erp is configured for an administrator-managed RAC database.

B. Connections to the database using erp benefit from Load Balancing.

C. Load Balancing Advisory (LBA) will be disabled for this service.

D. Connections to the database using erp benefit from Application Continuity.

E. Connections to the database using erp benefit from Transaction Guard.

A. 1, 4, 6

B. 2, 5, 8

C. 1, 4, 7, 8

D. 1, 3, 7

E. 2, 4, 7

F. 2, 4, 7, 8

A. Oracle database 12c RAC instances may not run on leaf nodes.

B. They discover hub nodes automatically at startup.

C. They may discover hub nodes without having the DNS delegation configured by network administrators.

D. Grid Naming Service (GNS) must exist on one of the leaf nodes.

E. They can be on a different subnet to the hub nodes.

F. They require direct access to shared storage.

A. They can be applied in-place.

B. Some grid infrastructure patchsets may not be installed in a rolling fashion.

C. When performing rolling patches, the VIPs for the node being patched are relocated to another node.

D. When performing rolling patches, crsctl query crs softwareversion always displays the lowest version of the software running anywhere in the cluster

A. SSH user equivalence for the Oracle user can be set up before the software installation.

B. The software must be installed into a local file system on each node.

C. The software can be installed into an ACFS file system.

D. The software must be installed into a cluster le system.

E. The software must be installed on all nodes in the cluster.

F. Fix-up scripts generated during the installation must be run as root on UNIX platforms.

G. RAC installations require Oracle Enterprise Edition.

A. They are contained in a directory on the same volume as their parent file system.

B. They are always point-in-time copies of the parent file system.

C. They can be administered using ASMCMD.

D. You can create a snapshot from an existing snapshot.

E. All ACFS snapshot operations for all filesystem are serialized clusterwide.

F. They can only be accessed when the file system is mounted.

A. They are system generated at the time of ASM file creation.

B. An alias may be created for an existing le by referring to the fully qualified file name.

C. They are the only valid form that can be used for single file creation of a control file.

D. They can be created only if OMF is enabled.

E. They can be used to reference existing ASM files.

A. v$asm_disk

B. amscmd lsop

C. v$asm_diskgroup

D. v$asm_operation

E. v$session_longops

F. amscmd lsdg

A. It can open the PRDPDB1 PDB only if it is manually managed.

B. It opens the PRDPDB1 PDB if not already opened.

C. It can open the PRDPDB1 PDB only if it is policy managed.

D. It cannot open the PRDPDB1 PDB automatically.

A. Grid Naming Service (GNS) VIPs

B. Single Client Access Name (SCAN) virtual IP addresses (VIPs)

C. ASM Listener VIPs

D. Intelligent Platform Management Interface (IPMI) IP addresses

E. High Available IP (HAIP) addresses uses for the cluster interconnect

A. An SPFILE is created for each instance containing instance-specific parameter settings only.

B. An SPFILE is created for each instance and contains parameter settings for all instances.

C. An SPFILE is created and contains parameter settings only for PROD1.

D. An SPFILE is created and contains parameter settings for all instances.

A. A policy-managed resource can be started manually using crsctl.

B. Resource dependencies are automatically set when using a policy-managed resource.

C. An administrator-managed resource can be started manually using srvctl.

D. A policy-managed resource can be started manually using srvctl.

E. An administrator-managed resource can be started manually using crsctl.

F. The action script is automatically set when using a policy-managed resource.