VDV Testing & Troubleshooting

Question 1

What tool is used to identify open or short circuits in cabling?

Accepted Answer

Cable tester

Answer

Crimp tool

Answer

Hammer

Answer

Cable tie

Question 2

What does a tone generator do?

Accepted Answer

Send signal through cable for tracing

Answer

Test audio tones

Answer

Power the device

Answer

Measure resistance

Question 3

Why is certification testing important after installation?

Accepted Answer

To validate compliance

Answer

For warranty

Answer

For speed

Answer

To reduce costs

Question 4

What causes most signal loss in copper cabling?

Accepted Answer

Attenuation

Answer

Moisture

Answer

Overvoltage

Answer

Sunlight

Question 5

What device measures signal strength and frequency?

Accepted Answer

Spectrum analyzer

Answer

Antenna

Answer

Multimeter

Answer

Ohmmeter

Question 6

Which setting helps isolate a faulty cable in a bundle?

Accepted Answer

TDR mode

Answer

Echo canceling

Answer

Auto polarity

Answer

Loop gain

Question 7

Why is documentation important after troubleshooting?

Accepted Answer

To maintain repair history

Answer

To confuse competitors

Answer

To avoid job reports

Answer

To reduce cable count

Question 8

What step should follow a successful fix?

Accepted Answer

Re-test and document

Answer

Restart system

Answer

Ignore it

Answer

Notify friends

Question 9

Which visual tool helps inspect fiber optic connectors?

Accepted Answer

Fiber inspection scope

Answer

Laser pointer

Answer

LED light

Answer

Flashlight