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Exam 1z0-078 topic 1 question 33 discussion

Actual exam question from Oracle's 1z0-078
Question #: 33
Topic #: 1
[All 1z0-078 Questions]

You administer a six-instance, policy-managed, multitenant RAC database CDB1 with three PDBs: PDB_1,PDB_2, and PDB_3.
Server pool prod_pool has a cardinality of three and all six hosts of the cluster are up.
Examine these commands executed on HOST01:

Which two statements are true regarding the AR service? (Choose two.)

  • A. AR can fail over to any one of the available CDB1 instances.
  • B. AR runs as a singleton service in the server pool prod_pool and the AR service is available in each of the CDB1 instances.
  • C. AR can fail over to any other available CDB1 instance in prod_pool.
  • D. AR is available only on the CDB1 instance on HOST01.
  • E. AR is available on any one available CDB1 instance in prod_pool at any one time.
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Suggested Answer: CE 🗳️
by krwi1 at March 19, 2024, 2:07 p.m.

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jackhsu0704
3 months, 1 week ago
C. AR can fail over to any other available CDB1 instance in prod_pool. E. AR is available on any one available CDB1 instance in prod_pool at any one time.
upvoted 2 times
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jackhsu0704
3 months, 1 week ago
singleton ==> So C. AR can fail over to any other available CDB1 instance in prod_pool. E. AR is available on any one available CDB1 instance in prod_pool at any one time.
upvoted 2 times
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217972f
4 months, 2 weeks ago
Selected Answer: CD
C: Server pool isolate members of cluster, so service can failover only on member of server pool. D: AR is a new service and srvctl start executed on host1 starts service on that host. Service is running only on host1 because of cardinality.
upvoted 1 times
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Jaroslav113
9 months, 2 weeks ago
CE ; E...one (any) instance from the pool in one time. A...all the instances are not in the prod_pool ( just 3 of them)
upvoted 4 times
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krwi1
10 months ago
Selected Answer: AC
A - true - AR can fail over to any instance (all the instances are in prod_pool) B - false - AR is singleton service - it can run only on one instance C - true (all the CDB1 instances run in the prod_pool) D - false - we do not know if cdb1 instance is running on host01 now E - false - AR is singleton service - it can run only on one instance at the time
upvoted 2 times
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C (25%)
B (20%)
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