FREE ETO Troubleshooting & Fault Diagnosis Questions and Answers

Question 1

What is the first step in electrical troubleshooting?

Accepted Answer

Identifying the problem

Answer

Replacing components

Answer

Resetting the system

Answer

Ignoring the issue

Question 2

Which tool is commonly used to test electrical continuity?

Accepted Answer

Multimeter

Answer

Oscilloscope

Answer

Soldering iron

Answer

Wire stripper

Question 3

What does a blown fuse indicate?

Accepted Answer

Overcurrent or short circuit

Answer

Normal operation

Answer

Low voltage

Answer

Disconnected wiring

Question 4

Which step involves isolating the faulty component?

Accepted Answer

Fault isolation

Answer

System reboot

Answer

Signal amplification

Answer

Power cycling

Question 5

What is a common cause of intermittent faults?

Accepted Answer

Loose connections

Answer

Stable circuits

Answer

Correct wiring

Answer

Proper grounding

Question 6

Which instrument is used to visualize electrical signals?

Accepted Answer

Oscilloscope

Answer

Multimeter

Answer

Voltmeter

Answer

Wattmeter

Question 7

What safety precaution should be taken before testing electrical circuits?

Accepted Answer

Disconnect power supply

Answer

Wear gloves only

Answer

Ignore safety procedures

Answer

Test while powered

Question 8

What does a voltage drop across a component indicate?

Accepted Answer

Energy consumption

Answer

No current flow

Answer

Short circuit

Answer

Open circuit

Question 9

Why is documentation important in troubleshooting?

Accepted Answer

To track faults and history

Answer

To confuse technicians

Answer

To increase downtime

Answer

To hide faults