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1z0-078 Exam Dumps - Oracle Database 19c: RAC, ASM, and Grid Infrastructure Administration

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Question # 4

Which two commands will stop the Oracle High Availability Services (OHAS) and prevent it from starting automatically at system boot on the local node? (Choose two.)

A.

crsctl stop cluster

B.

crsctl config crs

C.

crsctl disable crs

D.

crsctl stop crs

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Question # 5

Examine this command and output:

Examine this command:

Which statement must be true for the successful execution of the second command?

A.

The disk group compatibility attribute for advm must be set to 12. l or higher.

B.

The parent snapshot must be read-only.

C.

The underlying advm volume must be configured with high redundancy.

D.

The parent snapshot must be read/write.

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Question # 6

Examine the output of this command:

TheACFSdisk group is a normal redundancy disk group with 5 GB of free space.

To increase the size of theACFSfile system, you execute this command as therootuser:

$ /sbin/acfsutil size +200M /u01/app/grid/acfsmount

Which two statements are true regarding the outcome of this command? (Choose two.)

A.

It fails to resize voli because it must be executed as a user belonging to the sysasm group.

B.

It fails to resize the filesystem because it must be unmounted before resizing.

C.

It succeeds but leaves the file system unmounted.

D.

It resizes voli.

E.

It resizes the filesystem mounted on /u01/app/grid/acfsmount.

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Question # 7

Which two statements are true about the Global Enqueue Service, Instance Locks, and global enqueues in Oracle 19c RAC? (Choose two.)

A.

Global Enqueues and Instance Locks replace mutexes completely in RAC database instances.

B.

Global Enqueues may have converters and waiters in the same instance.

C.

Global Enqueues may have owners and waiters in the same instance.

D.

Global Enqueues and Instance Locks replace latches completely in RAC database instances.

E.

In a RAC database, there is no LMDO process if only one instance is running.

F.

In a RAC One Node database, there is no LMD) process if only one instance is running.

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Question # 8

Which task must be performed before running theOPatchutility to patch Oracle Grid Infrastructure 19c?

A.

Update the path environment variable on each cluster node to point to the 50RACLE HOME/OPacch directory

B.

Stage the patch on the cluster node where the OPacch utility will be executed.

C.

Update the path environment variable on the node where you will run the OPatch utility to point to the SORacle HOME/OPacch directory.

D.

Stage the patch on all cluster nodes.

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