CPCT Cable Testing & Troubleshooting

Question 1

What is the purpose of cable testing?

Accepted Answer

To ensure cables are functioning properly

Answer

To check cable aesthetics

Answer

To reduce the cost of cables

Answer

To measure cable length

Question 2

What tool is commonly used to test the integrity of a network cable?

Accepted Answer

Cable tester

Answer

Multimeter

Answer

Oscilloscope

Answer

Spectrum analyzer

Question 3

What does a continuity test check in a cable?

Accepted Answer

The presence of breaks or faults in the cable

Answer

The quality of the cable insulation

Answer

The ability of the cable to transmit power

Answer

The overall length of the cable

Question 4

What is the cause of crosstalk in cables?

Accepted Answer

Electromagnetic interference between cables

Answer

Incorrect cable length

Answer

Incorrect cable color coding

Answer

Improper cable shielding

Question 5

Why is it important to measure cable resistance?

Accepted Answer

To ensure optimal data transmission and signal integrity

Answer

To measure the cable's durability

Answer

To reduce the cost of installation

Answer

To check for cable color coding

Question 6

What can cause a signal loss in a cable?

Accepted Answer

Electromagnetic interference or cable damage

Answer

Proper installation

Answer

A higher voltage signal

Answer

Increased cable thickness

Question 7

What is the effect of using the wrong type of cable for an installation?

Accepted Answer

It can cause poor performance and potential damage

Answer

It improves network performance

Answer

It has no effect on performance

Answer

It reduces installation time

Question 8

Why should cables be installed with proper shielding?

Accepted Answer

It reduces interference and improves signal quality

Answer

It makes cables more flexible

Answer

It improves network security

Answer

It increases cable length

Question 9

What is the function of a cable tester’s tone generator?

Accepted Answer

To locate and identify cables during installation

Answer

To test the signal quality of cables

Answer

To measure cable length

Answer

To check for crosstalk