A Company Has Deployed a Four-Node Cluster in a COLO

question 242

Multiple Choice

A company has deployed a four-node cluster in a COLO environment with server configurations listed below. The company wants to ensure there is 50% overhead for failover and redundancy. There are currently eight VMs running within the cluster with four vCPUs x32GB each. The company wants to better utilize its resources within the cluster without compromising failover and redundancy. Given the information above, which of the following should a cloud administrator do to BEST accommodate failover and redundancy requirements?

• A) Ensure hyperthreading is being utilized with physical server CPUs.
• B) Ensure dynamic resource allocation is being utilized.
• C) Overcommit memory, and the systems will allocate resources as required.
• D) Set hard limits for VM resources and turn on hyperthreading.

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Definitions:

Nuclear Pores

Structures in the nuclear envelope that allow passage of certain materials between the cell nucleus and the cytoplasm.

mRNA Transport

The process by which messenger RNA (mRNA) molecules are transported from the nucleus to the cytoplasm where they can be translated into proteins.

Regulation of Chromatin

The process by which the structure and function of chromatin are controlled or influenced, affecting gene expression and DNA replication.

Heterochromatin

A tightly packed form of DNA, which comes in different varieties and is associated with regions of DNA that are gene-poor and transcriptionally inactive.