Which of the following is used to attach a RJ-45 connector to a Cat5 cable?

Which of the following is used to attach a RJ-45 connector to a Cat5 cable?

A.
A multimeter

B.
A wire crimper

C.
An optical tester

D.
A punch down tool

Explanation:
A wire crimper is used to attach RJ-45 connectors to a cable by using pressure to press some kind
of metal teeth into the inner conductors of the cable.
Incorrect Answers:
A: A multimeter is a device that is used to measure voltages and resistances in electronic
components. It is not used to terminate DSL lines.
C: An optical tester is a device that measures the quality of strength of light signals passing
through an optical cable.
D: A punch down tool is used to insert the wire in the IDC (insulation displacement
connector).Reference:David Groth and Dan Newland, A+ Complete Study Guide (2nd Edition),
Sybex, Alameda CA, 2001, pp. 30-34.David Groth and Toby Skandier, Network+ Study Guide (4th

Edition), Sybex, Alameda CA, 2005, pp. 270, 271-272.