A server administrator is setting up a new set of hosts for an application that requires communication between all the hosts on a dedicated private subnet. Initially, the configuration consists of four hosts and is expected to grow to 48 total as the application is implemented for the entire company. When configuring the private subnet, which of the following CIDR netmasks would allow for the full number of hosts once the application is fully in production with the least number of unused addresses allocated?

• A./25
• B./26
• C./27
• D./28

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A company has hired a consultant to review the production storage infrastructure and provide suggestions on improving performance. The consultant has identified a bottleneck in the production switching fabric and successfully tested the solution in a lab environment. Which of the following should the consultant perform NEXT, according to best practices?

• A.Perform a root cause analysis of what caused the bottleneck.
• B.Establish a theory describing the possible issue in the production network.
• C.Implement the solution in production since it was tested in the lab.
• D.Establish a plan of action to implement the solution in production.

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Which of the following is the MOST secure method of storing critical and sensitive system information (e.g.
administrative passwords, trusted signing keys)?

• A.Encrypt the information using a zip file with a password.
• B.Utilize a drive with full disk encryption enabled.
• C.Store the information encrypted and offline in a storage safe.
• D.Create an encrypted virtual disk for storage.

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An administrator needs to run five CAT6 cable runs to a new server. Which of the following steps should the administrator do FIRST?

• A.Bundle the cables with velcro or zip ties.
• B.Install the cables into cable trays.
• C.Verify the bend radius of the cables.
• D.Label both ends of the cables with unique identifiers.

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An administrator has 120V, 150-amp service in the datacenter. Which of the following is the MAXIMUM number of servers with a faceplate rating of 65W that can be racked in the datacenter?

• A.200
• B.225
• C.250
• D.275
• E.300

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