CompTIA
220-1201 · Question #100
Which of the following cables provides the best performance with the least EMI?
The correct answer is C. Cat 7. Category 7 (Cat 7) cables provide the best performance with the least Electromagnetic Interference (EMI) due to their enhanced shielding. Cat 7 cables are designed to support higher speeds and bandwidth while reducing interference compared to Cat 5 or Cat 6.
Submitted by neha2k· Mar 30, 2026
Question
Which of the following cables provides the best performance with the least EMI?
Options
- ACat 5
- BCat 6
- CCat 7
- DCoaxial
How the community answered
(40 responses)- A3% (1)
- B3% (1)
- C95% (38)
Explanation
Category 7 (Cat 7) cables provide the best performance with the least Electromagnetic Interference (EMI) due to their enhanced shielding. Cat 7 cables are designed to support higher speeds and bandwidth while reducing interference compared to Cat 5 or Cat 6.
Topics
#Ethernet cabling#Cable performance#EMI shielding#Networking media types
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