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Exam N10-008 topic 1 question 195 discussion

Actual exam question from CompTIA's N10-008
Question #: 195
Topic #: 1
[All N10-008 Questions]

A network engineer is investigating reports of poor network performance. Upon reviewing a report, the engineer finds hundreds of CRC errors on an interface.
Which of the following is the MOST likely cause of these errors?

  • A. A bad wire on the Cat 5e cable
  • B. The wrong VLAN assignment to the switchport
  • C. A misconfigured QoS setting on the router
  • D. Both sides of the switch trunk set to full duplex
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Suggested Answer: A 🗳️

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onikafei
Highly Voted 1 year, 7 months ago
Selected Answer: A
CRC errors indicate a problem on the physical layer. Usually cable issues
upvoted 9 times
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Mehsotopes
Most Recent 5 months, 3 weeks ago
Selected Answer: A
CRC errors occur from misconfigured, or malfunctioning cables.
upvoted 1 times
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famco
1 year ago
Common causes are L1 issues including wires, interference, NIC issues, etc. A duplex mismatch could also be the reason
upvoted 1 times
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JakeCharles
1 year, 3 months ago
Selected Answer: A
A. A bad wire on the Cat 5e cable is the most likely cause of the hundreds of CRC errors on the interface.
upvoted 3 times
...
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