Oracle 1z0-068 問題集

質問 1：
Which three statements are true about the cluster file system archiving scheme?
A. Each node writes to a single location on the cluster file system while archiving the redo log files.
B. Each node can read only the archived logs written by itself.
C. Nodes don't use network to archive files.
D. Each node can read the archive redo log files of the other nodes.
E. Each node archives to a local directory with the same path on each cluster node.
F. Each node archives to a uniquely named local directory.
正解：B,C,F
解説: (Topexam メンバーにのみ表示されます)

質問 2：
Which three statements are true about ASM Cloud File System (ACFS) tagging?
A. acfssettag is a command provided by a platform-independent API to tag files.
B. ACFS tagging is used to mark a subset of files in an ACFS file system for replication.
C. acfsutil tag set can be used to tag files.
D. acfsutil encr on can be used to specify the tag names of the files to be encrypted.
E. acfssettag is a command provided by a platform-dependent API to tag files.
正解：A,B,C
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 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 4：
Which two statements are true regarding ASM when installing Oracle Grid Infrastructure 12c? (Choose two.)
A. The Installer permits the creation of a disk group for use by the voting disks and OCR file.
B. If ASM disk groups are configured for the Clusterware files, then ASM must be used for all databases on the cluster.
C. The Installer permits the creation of a disk group to be used for the Recovery Area for the ASM instance.
D. If no ASM disk groups are specified during installation, then ASM instances are not started after the installation completes on any cluster node.
E. ASM disk groups used for voting files and OCR files require a quorum failgroup.
正解：B,E

質問 5：
View the Exhibit.

Which three statements are true? (Choose three.)
A. The three listed disks are have definitely not been provisioned using ASMLIB.
B. To allow an 11g R2 database to use this disk group, ASM Compatibility must be 11.2 or lower.
C. The COMPATIBLE parameter of any database client using this disk group can be less than or equal to
12.1.
D. The three listed disks may have previously belonged to a disk group.
E. The three listed disks may already be members of an existing disk group.
F. ADVM compatibility can be set greater than or equal to 11.2 without changing the value of ASM compatibility.
正解：A,C,F

質問 6：
Which two steps must always be performed to delete node host04 from an Oracle 12c Clusterware cluster that does not use Grid Naming Service (GNS)?
A. Run the rootcrs.pl - deconfig -force command as root on host01, or on either host02 or host03.
B. Run the crsctl unpin css -n host04 command as root on host04
C. Run the crsctl delete node -n host04 command as root on host04.
D. Run the crsctl unpin css - host04 command as root on host01, or on either host02 or host03.
E. Run the rootcrs.pl - deconfig -force command as root on host04.
F. Run the crsctl delete node -n host04 command as root on host01, or on either host02 or host03.
正解：E,F
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 Global Resource Management in an Oracle 12c RAC database?
A. Object remastering causes all blocks in any instances' buffer cache from the same object to be mastered in the Global Resource Directory (GRD).
B. Global Enqueue resources are recovered after Global Cache Resources after an instance failure.
C. When a database instance fails, then some global resource masters lost from the failing instance are remastered among the surviving instances.
D. Lazy remastering occurs when an instance shuts with SHUTDOWN IMMEDIATE.
E. Lazy remastering instances occurs when an instance shuts with SHUTDOWN TRANSACTIONAL.
正解：A,C,E
解説: (Topexam メンバーにのみ表示されます)

質問 8：
A Java application will be deployed, and you must configure a RAC database to support highly available connections.
The application will use the Universal Connection Pool (UCP), and Fast Connection Failover (FCF) must be enabled.
Which two statements are true? (Choose two.)
A. The ons.jar file must be present in the CLASSPATH.
B. The application may use the JDBC thin driver.
C. You must configure TAF, either on the client or for the service.
D. The ONS daemon must be started on the middle tier running the Java application.
E. The ONS daemon must be started on the middle tier and client machines to enable FCF.
正解：B,E