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IBM Exam C1000-138 Topic 3 Question 9 Discussion

Actual exam question for IBM's C1000-138 exam
Question #: 9
Topic #: 3
[All C1000-138 Questions]

Which HA concept applies for OAuth operations in a multi-node Kubernetes cluster?

Show Suggested Answer Hide Answer
Suggested Answer: A

High Availability (HA) Concept: In a multi-node Kubernetes cluster, the concept of ''Quorum'' is crucial for ensuring high availability and consistency, especially for operations like OAuth.

Quorum Definition: Quorum refers to the minimum number of nodes that must agree on a transaction or operation to ensure consistency and avoid split-brain scenarios. This is particularly important in distributed systems to maintain data integrity and availability.

OAuth Operations: For OAuth operations, maintaining a quorum ensures that the authentication and authorization processes are reliable and consistent across the cluster. This helps in preventing issues where different nodes might have conflicting states.

Documentation Reference: According to the IBM Certified Solution Implementer - API Connect v10.0.3 documentation, the concept of quorum is applied to ensure high availability and consistency in OAuth operations within a multi-node Kubernetes cluster1.

1:IBM Certified Solution Implementer - API Connect v10.0.3 Documentation


Contribute your Thoughts:

Floyd
2 months ago
Quantum? What is this, some kind of quantum computing exam? I'll have to pass on that one. Let's stick to good old-fashioned high availability practices, shall we?
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Darnell
22 days ago
C) STONITH
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Dyan
25 days ago
B) Heartbeat
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Robt
25 days ago
C) STONITH
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Coral
26 days ago
B) Heartbeat
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Whitley
1 months ago
A) Quorum
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Valentine
2 months ago
A) Quorum
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Laurena
2 months ago
STONITH? Really? That's more of a hardware-level concept. I don't think that applies here. Unless Kubernetes has secretly developed its own teleportation technology. *chuckles*
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Paul
1 months ago
I think Heartbeat makes more sense for Kubernetes.
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Leila
1 months ago
Definitely not STONITH, maybe Heartbeat?
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Dulce
1 months ago
Yeah, STONITH is more for hardware, not Kubernetes.
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Erasmo
1 months ago
D) Quantum
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Sarah
1 months ago
C) STONITH
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Vashti
2 months ago
B) Heartbeat
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Vincent
2 months ago
A) Quorum
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Alfreda
2 months ago
Actually, I believe the correct answer is B) Heartbeat because it ensures the availability of nodes in the cluster.
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Brett
3 months ago
I agree with Andree, Quorum makes sense for OAuth operations in a multi-node Kubernetes cluster.
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Kanisha
3 months ago
I'm not too sure about this one. Heartbeat might be a good option, but it's usually more associated with traditional HA setups. Hmm, let me think about this a bit more.
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Andree
3 months ago
I think the answer is A) Quorum.
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Rodrigo
3 months ago
Option A seems like the obvious choice for HA in a Kubernetes cluster. Quorum is essential for ensuring consistency and fault tolerance.
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Mari
2 months ago
D) Quantum
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Geoffrey
2 months ago
C) STONITH
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Justine
2 months ago
B) Heartbeat
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Catina
2 months ago
A) Quorum
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