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Oracle Database 12c: RAC and Grid Infrastructure Administration

Question No: 1

Which three types of patches and upgrades are supported for Oracle Grid Infrastructure 12c?

  1. in-place upgrades using the Oracle Universal Installer

  2. out-of-place patching for patch bundles

  3. in-place patching for patch bundles

  4. out-of-place upgrades using the Oracle Universal Installer

  5. in-place patching for one-off patches

  6. in-place patching for patch sets

Answer: A,B,E

Question No: 2

Oracle Clusterware manages an administrator-managed database service defined with the MANUAL management policy.

Which two statements are true?

  1. The service must be manually restarted with SRVCTL every time the instance hosting the service fails.

  2. Clusterware will monitor the service while it is active.

  3. The service must be manually restarted with SRVCTL after restarting the Clusterware stack on the nodehosting the service.

  4. When manually started, the service will always start on one or more available instances rather than on theirpreferred instances.

  5. The service must be manually started with SRVCTL after a planned restart of the instance hosting theservice.

Answer: B,D

Question No: 3

Which three components are integral parts of High Availability NFS (HANFS)?

  1. Application VIP

  2. DHCP

  3. ExportFS

  4. HAVIP

  5. NFS

  6. HAIP

Answer: B,C,E

Question No: 4

Which two components must always be defined or specified by an administrator to make an application highly available using Oracle 12c Clusterware?

  1. A Server Pool

  2. an application VIP

  3. an application resource

  4. a resource dependency definition

  5. a script agent

Answer: B,C

Question No: 5

Which three statements are true about ASM Cloud File System (ACFS) replication?

  1. ACFS auditing information is replicated from the primary file system to the standby file system.

  2. One site of an ACFS replication configuration can be host both primary and standby file systems.

  3. Replication is automatically terminated if the primaries file system has less than 2GB free space.

  4. Standby redo log files are required on the standby site for synchronous redo transport.

  5. The privilege SYSREPL has been introduced for ACFS replication.

Answer: B,C,D Explanation:

A site can host both primary and standby file systems.

If the primary file system has less than 2 GB available free disk space, Oracle ACFS attempts to automatically terminate replication on the primary file system.

Reference: https://docs.oracle.com/database/121/OSTMG/GUID-8522E0B6-BE6E-4BE3-

B7C7- 5EA2ED4A602C.htm#OSTMG34600

https://docs.oracle.com/cd/B19306_01/server.102/b14239/log_transport.htm#i1280979

Question No: 6

Which statement is true concerning the installation of an Oracle Grid Infrastructure 12c patchset and its status during the installation?

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

  2. They can be applied in-place.

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

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

Answer: C

Question No: 7

Which three statements are true about Oracle Clusterware 12c Flex Cluster architecture?

  1. Each leaf node must be connected to storage shared across all cluster nodes.

  2. Hub nodes require direct access to the voting disks.

  3. Each leaf node must be connected to storage shared across all leaf nodes.

  4. Each hub node must be connected to storage shared across all hub nodes.

  5. Hub nodes require direct access to the OCR file.

  6. Leaf nodes require direct access to the voting disks.

Answer: B,C,F

Question No: 8

Which three statements are true about the cluster file system archiving scheme?

  1. Each node can read only the archived logs written by itself.

  2. Nodes don’t use network to archive files.

  3. Each node can read the archive redo log files of the other nodes.

  4. Each node archives to a uniquely named local directory.

  5. Each node archives to a local directory with the same path on each cluster node.

  6. Each node writes to a single location on the cluster file system while archiving the redo log files.

Answer: A,C,D Explanation:

Each node can read the logs written by itself and any other node. Each node can read the archived redo log files of the other nodes. Each node archives to a uniquely named local directory.

Reference: https://docs.oracle.com/cd/E18283_01/rac.112/e16795/rman.htm

https://docs.oracle.com/cd/E11882_01/rac.112/e41960/rman.htm#RACAD320 https://www.google.com.pk/url?

sa=tamp;rct=jamp;q=amp;esrc=samp;source=webamp;cd=1amp;cad=rjaamp;uact=8amp;ved=0ahUKEwjfpsutmZjLAh UMcI4KHQl-

DDUQFggaMAAamp;url=https://docs.oracle.com/cd/E11882_01/rac.1 12/e41960%

2Frman.htmamp;usg=AFQjCNF54ysmEZx1uyl4UreB_aBSP3HoFAamp;sig2=03a0bvImDDXv3hS vLi18Uw

Question No: 9

Which three statements are true concerning policy-based cluster management in Oracle 12c Clusterware?

  1. Server Pools must be managed with the crsctl utility for servers hosting an application or otheradministrator-defined high-availability resource.

  2. All servers in a new cluster installation belong to the generic server pool.

  3. The server pool contains servers that host administrator-defined high availability resources.

  4. Server pools must be managed with the srvctl utility for servers hosting a database.

  5. All servers in a new cluster installation belong to the free server pool.

Answer: B,D,E

Question No: 10

A directory DATA/ORCL/DATAFILE/USERS exists in ASM.

USERS is a user created directory; ORCL and DATAFILE are system generated

directories. Which two statements are true about user-created directories?

  1. You can create subdirectories under the USERS directory.

  2. You cannot rename a user-created subdirectory.

  3. You cannot drop a directory containing aliases unless you delete the aliases first.

  4. You cannot create a user-defined directory at the root ( ) level.

  5. You cannot create a nested subdirectory /USERS/2014 under USERS with a single CREATE DIRETORYcommand even if directory USER1 doesn’t exist.

Answer: A,C

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