Exam CISA topic 1 question 933 discussion

The question is the greatest advantage of using guest operating sytem in virtual environment there is no emphasis on security and resilence. Given that the question asks for the greatest advantage of using guest operating systems in a virtual environment without specifying security and resilience, Option A, "They can be logged into and monitored from any location," is a compelling advantage. This feature highlights the flexibility and accessibility of virtual environments, which allows for efficient management, support, and monitoring of virtual machines from anywhere, enhancing operational convenience.

The question is the greatest advantage of using guest operating sytem in virtual environment there is emphasis on security and resilence. Given that the question asks for the greatest advantage of using guest operating systems in a virtual environment without specifying security and resilience, Option A, "They can be logged into and monitored from any location," is a compelling advantage. This feature highlights the flexibility and accessibility of virtual environments, which allows for efficient management, support, and monitoring of virtual machines from anywhere, enhancing operational convenience.

While containerization (Option D) may offer benefits such as resource efficiency and scalability, it may not provide the same level of immediate response and containment in the event of a security breach as the ability to quickly wipe and restore guest operating systems (Option C). Therefore, Option C represents the GREATEST advantage of utilizing guest operating systems in a virtual environment, particularly from a security perspective.

, while both options are beneficial, the ability to containerize guest operating systems with minimal impact on the rest of the environment (D) is generally considered the greatest advantage due to its proactive nature in preventing problems and its broader impact on enhancing the overall efficiency and security of the virtual environment.

**D. The biggest benefit of utilizing guest operating systems in a virtual environment is **D. It is easier to containerize with minimal impact on the rest of the environment. This is because the virtual environment provides an independent execution space, so problems in one environment do not affect the other. This independence also makes it easier to containerize applications to deploy and manage. In addition, the virtual environment has the advantage of being able to monitor at any location (A) and of being able to quickly delete security breaches (C). However, option B is generally not considered a virtual environment advantage because access restrictions over TCP/IP are part of the network security setup and not a function of the virtual environment itself.

C. They can be wiped quickly in the event of a security breach. In a virtual environment, guest operating systems are isolated from the host system, and you can easily create snapshots or backups of the virtual machines (VMs) running these guest operating systems. If a security breach occurs or if there are any issues with the guest OS, you can quickly restore a clean state by reverting to a previous snapshot or backup, effectively "wiping" the compromised or problematic state. This rapid recovery capability enhances security and minimizes downtime in the event of issues or breaches.

why not D?