Multiple Choice
Which of the following highlights the difference between a smart jack and a simple NID?
A) A smart jack is solely used to diagnose line faults in telephone lines that carry DSL signals
B) A smart jack acts as a lightning arrestor in addition to its capabilities as a NID
C) A smart jack can automatically fix any issues within the telephone wiring
D) A smart jack is a type of NID that has diagnostic capabilities
Correct Answer:

Verified
Correct Answer:
Verified
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