FC0-U71 Infrastructure Practice Question
A user wants to connect a high-resolution 4K monitor to their desktop computer for gaming at 144Hz. Which port should they use to ensure the best performance?
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
✓
DisplayPort
DisplayPort supports high resolutions and refresh rates, including 4K at 144Hz, while HDMI 1.4 is limited to 4K at 30Hz.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
DisplayPort
Why this is correct
DisplayPort 1.2 or higher supports 4K at 144Hz.
- ✗
DVI
Why it's wrong here
DVI is older and limited in resolution and refresh rate.
- ✗
VGA
Why it's wrong here
VGA is analog and does not support 4K.
- ✗
HDMI 1.4
Why it's wrong here
HDMI 1.4 supports 4K but only at 30Hz.
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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.