CompTIA A+ Question D-15

Which of the following cable types is LEAST affected in areas of high EMI?

A. UTP
B. Coax
C. STP
D. Fiber

Correct Answer: D

Explanation:
Fiber optic cable is not affected by electro magnetic interference because it is related to optics technology and doesn’t have parts that might be affected by EMI.

CompTIA A+ Question D-7

A company is using employees to load up skids with CRTs and need to have them removed. Which of the following concerns is MOST appropriate regarding environmental safety concerns?

A. Proper lifting technique
B. Disposal regulations
C. Equipment grounding
D. Electromagnetic interference
E. Electrical fire safety

Correct Answer: B