What Is the Purpose of Fencing in a High Availability

question 32

Multiple Choice

What is the purpose of fencing in a high availability cluster?

• A) Prevent failed nodes from interfering with the remaining intact part of the cluster.
• B) Ensure a consistent assignment of all network connections from a client to the same cluster server.
• C) Define constraints on which services may run on the same cluster node.
• D) Enforce storage quota and other resource limitations for each service provided by the cluster.
• E) Provide multi-tenancy cluster configuration for cloud computing.

---

Definitions:

NaCN

Sodium cyanide, a white solid highly soluble in water, used in organic synthesis and metal processing.

Concentrated KMnO4

A strong oxidizing agent in concentrated form, potassium permanganate (KMnO4) is used in various chemical reactions, particularly in organic chemistry for oxidation reactions.

Oxalyl Chloride

A colorless liquid organic compound with the formula (COCl)2, used as a reagent in organic synthesis, notably for the introduction of the acyl chloride group.

Phenylacetic Acid

A white, crystalline organic compound with a honey-like odor, used in perfumes and as a precursor in the synthesis of penicillin.