Question

What is meant by Registered Jack?

Answer 1

1. A Registered Jack commonly known as RJ is a network interface used for network cabling, wiring, and jack construction.
2. The primary function of the registered jack is to connect different data equipment and telecommunication devices.
3. The commonly known registered jacks are RJ-11, RJ-45, RJ-21, and RJ-28.
4. The registered jack refers to the male physical connector (Plug), a female physical connector (Jack) and it’s the wiring.