Exam 220-1201 Topic 1 Question 3 Discussion

Actual exam question for CompTIA's 220-1201 exam
Question #: 3
Topic #: 1
A user connects a company-issued laptop to a 4K TV but can only get 1080p resolution on the TV. The technician confirms that the laptop is capable of producing a 4K output. Which of the following is the most likely cause of the issue?

Suggested Answer: B Vote an answer

An older HDMI cable version may not support 4K resolution. For 4K output, both the device and the cable must support HDMI 2.0 or higher.
From CompTIA A+ 220-1101 Official Study Guide, Objective 3.1 - Display troubleshooting:
"Ensure the correct version of HDMI cable is used for high-resolution outputs like 4K. Older cables may be limited to 1080p." Verified Source:
* CompTIA A+ Core 1 (220-1101) Official Study Guide, Chapter 3: Display and Video
* CompTIA Exam Objectives 220-1101, Domain 3.1

by Andrea at Aug 28, 2025, 02:11 PM

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