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CEDIA ESPA EST Practice Test

Category - DHTI

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What are the number of contacts in a RJ-61x jack?

Explanation

Answer - C - The number of contacts in a RJ-61x jack is 8.

Key Takeaway: RJ-61x is an 8-position jack wired with all eight conductors. It is used for multiline telephone connectivity. It connects up to four lines to a single telephone set or other device. Three of these lines are bridged or connected in parallel.

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