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Home > Oracle > Oracle Certifications > 1Z0-068
Oracle 1Z0-068 Exam Questions & Answers
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Oracle 1Z0-068 Exam Questions & Answers


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  • Vendor: Oracle

    Exam Code: 1Z0-068

    Exam Name: Oracle Database 12c: RAC and Grid Infrastructure Administration

    Certification Provider: Oracle

    Total Questions: 157 Q&A

    Updated on: May 24, 2026

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1Z0-068 Online Practice Questions and Answers

Questions 1

Which two statements are true about initialization parameters for Clustered ASM instances?

A. A change to ASM_DISKSTRING requires a restart of all ASM instances for the change to take effect.

B. ASM_POWER_LIMIT controls the number of RDBMS instances that can access a disk group while it is being rebalanced.

C. The ASM_DISKGROUP parameter is optional.

D. The default value of INSTANT_TYPE is ASM.

E. The maximum value of ASM_POWER_LIMIT is 1024.

Show Answer

Correct Answer: CE

Section: (none)

C: The default value of the ASM_DISKGROUPS parameter is a NULL string. If the parameter value is NULL or is not specified, then ASM does not mount any disk groups.

E: The ASM_POWER_LIMIT initialization parameter specifies the default power for disk rebalancing in a disk group. The range of values is 0 to 1024.

Incorrect Answers:

B: The ASM_POWER_LIMIT initialization parameter specifies the default power for disk rebalancing in a disk group. The range of values is 0 to 1024.

D: The default value of INSTANT_TYPE is RDBMS.

Reference: https://docs.oracle.com/cd/E11882_01/server.112/e18951/asminst.htm#BHCEHJGA

Questions 2

Which two statements are true about ASM alias names?

A. ASM files created using an alias name are not OMF files even if OMF is enabled.

B. Alias file names cannot be used together with templates when creating tablespaces.

C. ASM files created using an alias name are OMF files even if OMF is not enabled.

D. Alias names can be stored only in user-defined directories.

E. ASM files created using an alias name also have a fully qualified name and can be accessed by either name.

Show Answer

Correct Answer: AB

Section: (none)

A: Alias names are not created as OMF.

B: An alias ASM filename with template is used only for ASM file creation operations. It has the following format: +dgroup(template_name)/alias

Incorrect Answers:

D: You can create an alias in any system-generated or user-created Oracle ASM directory.

References: https://docs.oracle.com/database/121/OSTMG/GUID-7AE5B8CA-B563-4864-A934- 4C170A9590F5.htm#OSTMG10065

Questions 3

Examine this output: ASMCMD> volinfo ?G ACFS

Show Answer More Questions

Correct Answer: C

Section: (none)

If there is an Oracle ACFS file system on the volume, then you cannot resize the volume with the volresize command. You must use the acfsutil size command, which also resizes the volume and file system.

References: https://docs.oracle.com/cd/E11882_01/server.112/e18951/asm_util007.htm#OSTMG94769

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