4.1 Explain virtualization concepts.
Objective 4.1 sits in Virtualization and Cloud Computing, which carries 11% of the A+ Core 1 exam. The questions below are original, written from the official objective title above, and each explanation cites the CompTIA page it rests on.
Objective title verbatim from the official objectives. CompTIA exam page ↗
A worked example
Shown solved, with the whole explanation open: this is what every question here carries.
A technician needs to explain how Hyper-V achieves near-native performance and strong isolation for virtual machines. Which hypervisor type does Hyper-V use?
The concept
Hyper-V is described as a type 1 (bare metal) hypervisor, meaning it installs directly on hardware rather than on top of a host operating system.
Why this answer
Running directly on computing hardware is exactly what makes a hypervisor type 1, and this is what gives Hyper-V near-native performance and strong isolation.
- Correct: this matches how Hyper-V is described running directly on hardware.
- BA type 2 hypervisor runs inside a host OS, which is the opposite of how Hyper-V is described.
- CAn emulator translates instructions between architectures, which is not how Hyper-V's hypervisor layer is described.
- DA container engine virtualizes at the OS level and shares a kernel, unlike a hypervisor.
- EAn orchestration tool manages VM deployment but is not itself the hypervisor layer.
Now you: objective 4.1 questions
No account needed. The explanation opens when you answer.
Sample question 1 of 3
An organization wants to give many employees full Windows desktops while running fewer virtual machines and reducing operating system overhead. Which Azure Virtual Desktop capability directly supports this goal?
Sample question 2 of 3
A retail company's virtual desktop environment automatically adds session host capacity during a holiday sales spike and removes it once traffic returns to normal. Which cloud computing characteristic does this describe?
Sample question 3 of 3
A company's autoscale policy shrinks host pool capacity overnight, and its monthly invoice reflects only the compute hours actually consumed by session hosts. Which two cloud computing concepts are both illustrated?
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Continue practicingRead the sources
These are the official pages the questions above cite. Reading them is studying the objective from the primary source, which is what the explanations point you toward anyway.