CompTIA A+ Core 2 Practice Questions: Virtualization and Cloud Computing

6 free, exam-style CompTIA A+ Core 2 (220-1102) practice questions covering Virtualization and Cloud Computing. Each question shows the correct answer and a clear explanation. Ready for the real thing? Take the full timed quiz below.

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Q1. What is the primary purpose of client-side virtualization?

Explanation: Client-side virtualization (e.g., using VMware Workstation, Oracle VirtualBox, or Hyper-V on Windows Pro) allows a user to run one or more guest operating systems within virtual machines on their local computer. Learn more.

Q2. Which of the following cloud computing characteristics describes the ability to rapidly provision and release resources, often automatically, to match demand?

Explanation: Rapid elasticity allows cloud resources to be scaled up or down quickly and automatically in response to changing workload demands. Learn more.

Q3. What is the primary advantage of using a Type 2 hypervisor over a Type 1 hypervisor for a typical home user?

Explanation: Type 2 hypervisors (e.g., VirtualBox, VMware Workstation Player) are installed as applications on top of an existing host OS, making them easier for home users to set up and manage for running occasional VMs. Learn more.

Q4. Which of the following is a key benefit of using client-side virtualization for a software developer?

Explanation: Client-side virtualization allows developers to create and run VMs with different OS versions (e.g., various Windows, Linux, macOS versions) on a single machine, facilitating testing and development for diverse environments. Learn more.

Q5. What is the primary purpose of enabling Intel VT-x or AMD-V virtualization technology features in a computer's BIOS/UEFI settings?

Explanation: Intel VT-x (for Intel CPUs) and AMD-V (for AMD CPUs) are hardware virtualization extensions. Enabling them in the BIOS/UEFI allows hypervisors (like VMware, VirtualBox, Hyper-V) to utilize these CPU features for more efficient and performant operation of virtual machines. Learn more.

Q6. A company wants to migrate its physical servers to the cloud. They require full control over the operating systems, installed applications, and all server configurations. Which cloud service model BEST meets these requirements?

Explanation: IaaS (Infrastructure as a Service) provides the fundamental building blocks for cloud IT. This includes access to computing resources like virtual machines, storage, and networks. With IaaS, the customer manages the operating system, applications, and data, giving them the highest level of control compared to PaaS or SaaS. Learn more.

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