In an Ethernet peer-to-peer network, which of the following cables is used to connect two
computers, using RJ-45 connectors and Category-5 UTP cable?

A.
Loopback

B.
Serial

C.
Parallel

D.
Crossover

Explanation:

In an Ethernet peer-to-peer network, a crossover cable is used to connect two computers, using
RJ-45 connectors and Category-5 UTP cable. Answer options C and B are incorrect. Parallel and
serial cables do not use RJ-45 connectors and Category-5 UTP cable. Parallel cables are used to
connect printers, scanners etc., to computers, whereas serial cables are used to connect modems,
digital cameras etc., to computers.
Answer option A is incorrect. A loopback cable is used for testing equipments.