hardMultiple Choice
FC0-U71 A technician is configuring a new workstation Practice Question
A technician is configuring a new workstation. The user requires access to a legacy application that only runs on Windows 7. However, the company standard is Windows 10. Which of the following is the BEST solution?
⚠ Common exam trap
Watch out — candidates often confuse compatibility mode with full virtualization, assuming that Windows 10's built-in compatibility settings can fully replicate the Windows 7 environment, when in fact they only modify a few API calls and registry settings, not the underlying OS kernel.
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
✓
Use a virtual machine with Windows 7.
A virtual machine (VM) running Windows 7 allows the legacy application to operate in its native environment while the host system runs the company-standard Windows 10. This isolates the legacy software from the modern OS, avoiding compatibility issues and maintaining security compliance. Virtualization is the preferred solution when an application has strict OS dependencies that cannot be resolved through compatibility features.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Use a virtual machine with Windows 7.
Why this is correct
A virtual machine isolates Windows 7 within the Windows 10 host, satisfying the legacy application's OS requirement while preserving the company standard. This avoids dual-booting or downgrading, keeping the workstation compliant and the legacy environment contained.
- ✗
Upgrade the legacy application to a Windows 10 version.
Why it's wrong here
Upgrading the application assumes a Windows 10-compatible release exists, which the scenario rules out by stating it only runs on Windows 7. It is tempting because application upgrades are the standard remedy for compatibility gaps, and would be correct if the vendor offered a supported Windows 10 build.
- ✗
Install Windows 7 on a separate partition.
Why it's wrong here
Dual-booting Windows 7 alongside Windows 10 leaves the unsupported OS directly on hardware, exposing the network to an unpatched, end-of-life system with no isolation. It is tempting because separate partitions genuinely suit testing or preserving incompatible software, but virtualisation or a dedicated isolated machine would contain the legacy application without that risk.
- ✗
Use Windows 10 compatibility mode.
Why it's wrong here
Compatibility mode adjusts shims for older Windows APIs but cannot emulate Windows 7 kernel behaviour, so applications with deep OS dependencies still fail. It is correct for minor version mismatches, not for software requiring the Windows 7 platform itself.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This FC0-U71 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 FC0-U71 exam.