Datacenter Design for Maximum Availability and User Information Caching | Exam SK0-004: CompTIA Server+

Server Administrator Design for Maximum Availability and User Information Caching

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Question

A server administrator is creating a design for a new datacenter.

The servers should be configured for maximum availability and also provide caching for user information requests.

Which of the following techniques should be used?

Answers

Explanations

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A. B. C. D. E.

D.

To achieve maximum availability and caching of user information requests, the appropriate technique to use would be Active/Active.

Active/Active is a configuration in which all servers in a cluster are actively processing requests simultaneously. In this configuration, each server has its own cache, and user requests are distributed among the servers. This ensures that if one server goes down or experiences an issue, the other servers in the cluster can continue to process requests, thereby increasing the availability of the service.

Active/Passive is a configuration where one server is active, and the other is passive. In this configuration, the passive server is only activated if the active server goes down. Round robin is a load-balancing technique that distributes requests evenly among a set of servers. Heartbeat is a monitoring system that checks the health of servers in a cluster and takes appropriate action if a server fails.

Passive/Passive is a configuration in which all servers in a cluster are passive until the active server fails, and then one of the passive servers becomes active.

Therefore, to provide maximum availability and caching for user information requests, Active/Active configuration would be the most appropriate technique to use.