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220-1201 Practice Question: A technician is configuring a new PC for a user…
A technician is configuring a new PC for a user who runs multiple virtual machines. The motherboard has an AM5 socket. Which CPU feature is most important for this workload?
⚠ Common exam trap
Watch out — candidates often assume high clock speed or large cache is universally best for performance, but for virtualization, parallel core/thread count is the critical factor; the exam tests whether you understand workload-specific CPU requirements.
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
High core and thread count
Running multiple virtual machines simultaneously requires the CPU to handle many concurrent instruction streams, as each VM needs its own virtual cores. A high core and thread count allows the hypervisor to assign dedicated logical processors to each VM, preventing resource contention and maintaining performance. High clock speed or cache alone cannot compensate for insufficient parallel execution resources when multiple VMs are active.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
High clock speed
Why it's wrong here
While a high clock speed can improve the performance of individual tasks within a virtual machine, it is not the most critical factor for a host machine running multiple virtual machines simultaneously. Virtualization benefits significantly more from the ability to distribute workloads across many processing units rather than relying on the raw speed of a single core. Each VM, or even processes within a VM, can utilize separate cores or threads, making parallel processing capabilities paramount.
- ✗
Large L3 cache
Why it's wrong here
A large L3 cache certainly improves data access speeds for the CPU, which can benefit any application, including virtual machines. However, for a host running multiple VMs, the primary bottleneck is often the availability of processing units (cores/threads) to handle the simultaneous demands of each virtualized operating system. While beneficial, a large cache is secondary to ensuring sufficient parallel processing capability to prevent CPU contention among the virtual machines.
- ✓
High core and thread count
Why this is correct
A high core and thread count is paramount for a PC configured as a virtualization host because it allows the hypervisor to allocate dedicated or shared processing resources to multiple virtual machines concurrently. Each virtual machine typically requires at least one virtual CPU (vCPU), which maps to a physical core or thread. Sufficient cores and threads ensure that all VMs can execute their processes simultaneously without significant performance degradation or resource contention, providing smooth operation for each virtualized environment.
- ✗
Integrated graphics
Why it's wrong here
Integrated graphics are generally unnecessary and often undesirable for a dedicated virtualization host. The primary function of the host machine is to manage and allocate resources to virtual machines, not to render complex graphical interfaces for itself. VMs typically rely on virtualized graphics adapters, and a dedicated GPU is only required if specific VMs need passthrough access for intensive graphical workloads, otherwise, a basic display output or headless operation is sufficient for the host.
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JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed September 2026 · checked against the official CompTIA exam blueprint
This 220-1201 practice question is part of Courseiva's free CompTIA certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the 220-1201 exam.