Exam 220-1201 Topic 1 Question 310 Discussion
Actual exam question for CompTIA's 220-1201 exam
Question #: 310
Topic #: 1
Question #: 310
Topic #: 1
An administrator selects a new platform that provides the following benefits:
* Shares a host OS
* Shares kernel resources
* Rapid start and deployment
* Limited isolation
Which of the following virtualization options did the administrator select?
* Shares a host OS
* Shares kernel resources
* Rapid start and deployment
* Limited isolation
Which of the following virtualization options did the administrator select?
Suggested Answer: B Vote an answer
The virtualization platform described matches the characteristics of containers. According to CompTIA Core
1 (220-1201) virtualization concepts, containers are lightweight virtualization solutions that share the host operating system and kernel, rather than running separate guest operating systems. This design allows containers to start almost instantly and be deployed rapidly, making them highly efficient and scalable.
Because containers share kernel resources, they use significantly fewer system resources compared to traditional virtual machines. However, this also results in limited isolation, since applications are not fully separated at the OS level. This tradeoff is a defining characteristic of container-based virtualization.
A Type 1 hypervisor runs directly on hardware and hosts fully isolated virtual machines, each with its own operating system, which does not align with the shared OS and kernel described. A virtual machine also includes a full guest OS, leading to slower startup times and greater resource usage. A virtual desktop refers to user desktop virtualization, not application-level virtualization.
CompTIA highlights containers as an example of application virtualization that prioritizes speed, efficiency, and portability over complete isolation.
References:
CompTIA A+ Core 1 (220-1201) Official Study Guide - Virtualization Concepts, Containers, and Cloud Computing
1 (220-1201) virtualization concepts, containers are lightweight virtualization solutions that share the host operating system and kernel, rather than running separate guest operating systems. This design allows containers to start almost instantly and be deployed rapidly, making them highly efficient and scalable.
Because containers share kernel resources, they use significantly fewer system resources compared to traditional virtual machines. However, this also results in limited isolation, since applications are not fully separated at the OS level. This tradeoff is a defining characteristic of container-based virtualization.
A Type 1 hypervisor runs directly on hardware and hosts fully isolated virtual machines, each with its own operating system, which does not align with the shared OS and kernel described. A virtual machine also includes a full guest OS, leading to slower startup times and greater resource usage. A virtual desktop refers to user desktop virtualization, not application-level virtualization.
CompTIA highlights containers as an example of application virtualization that prioritizes speed, efficiency, and portability over complete isolation.
References:
CompTIA A+ Core 1 (220-1201) Official Study Guide - Virtualization Concepts, Containers, and Cloud Computing
by Ford at Jul 10, 2026, 09:01 AM
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