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Virtual Machine Monitoring

5 minutes 5 Questions

Regularly monitoring VMs is critical for identifying any abnormalities, potential security threats, and maintaining a secure virtual environment. Implementing intrusion detection and prevention systems (IDS/IPS), host-based firewalls, and antivirus/malware scanners can greatly help in detecting and…

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CompTIA Security+ - Virtual Machine Monitoring Example Questions

Test your knowledge of Virtual Machine Monitoring

Question 1

You have been asked to monitor the performance of a virtual machine. After analyzing network traffic, you notice a significant amount of data being transferred between the host and a remote server. What should you do next?

Correct Answer: Investigate the server's IP address to determine its purpose

Investigating the IP address of the remote server will help determine its purpose and whether the data transfer is legitimate or potentially malicious. The other answers either take unnecessary actions or ignore the issue entirely.

Question 2

Multiple virtual machines are experiencing sluggish performance. A network administrator tries to determine the cause and looks at resource utilization. What is the most likely issue?

Correct Answer: CPU overcommitment

CPU overcommitment can happen when more virtual CPUs are assigned to virtual machines than the physical CPU resources available on the host. This can lead to performance problems on multiple virtual machines. The other answers are either unrelated or less likely to cause performance issues on multiple VMs.

Question 3

A security analyst is monitoring the log files of a virtual server when they notice multiple unauthorized access attempts. The analyst wants to restrict access to the server based on IP addresses. What is the best solution?

Correct Answer: Use access control lists (ACLs) on the host

Access control lists (ACLs) allow you to permit or deny traffic to your virtual machine based on source or destination IP addresses, providing an additional layer of security. The other answers decrease security or don't address the issue of unauthorized access attempts.

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