Hardware Troubleshooting for IT Support

1. Which of these indicates a failing hard drive?

High CPU temperature

Clicking sounds and slow boot times

Loose power cable

Outdated BIOS

2. A computer makes loud fan noise. What does this typically indicate?

Normal operation

Overheating or failing fan bearing

Virus infection

Need for OS reinstall

3. What should you do before opening a computer case for repairs?

Power on the system

Turn off, unplug, and ground yourself

Update drivers

Run diagnostics software

4. A monitor flickers intermittently. Which is the most likely cause?

Faulty refresh rate or loose video cable

Insufficient RAM

Outdated BIOS

Failing power supply

5. A printer is offline and not responding. What should you check first?

Replace the printer

Power connection and cable

Update graphics drivers

Check RAM

6. What is the primary function of a power supply unit (PSU)?

Cool the CPU

Convert AC power to DC and distribute it

Store data

Amplify network signals

7. A keyboard has unresponsive keys. Which troubleshooting step is most appropriate?

Replace the motherboard

Check USB connection and test on another computer

Update BIOS

Replace RAM

8. A USB device is not recognized. What should you try first?

Replace the USB port

Try a different USB port or cable

Replace the motherboard

Reinstall Windows

9. Which of the following is the first step in troubleshooting a non-responsive computer?

Replace the motherboard

Check power connections and restart

Reinstall the operating system

Replace all RAM modules

10. What is the purpose of a heat sink in computer hardware?

Store thermal data

Dissipate heat away from components

Regulate power supply

Improve data transfer speed

11. A user reports slow internet speed. Which hardware component should you check first?

Replace the motherboard

Network card and ethernet cable

Hard drive

RAM modules

12. How should you safely discharge static electricity before handling internal hardware?

Touch a metal part of the case

Wear an anti-static wrist strap grounded to the case

Work on carpet

Use a plastic mat

13. What does RAM stand for?

Random Access Memory

Read-Only Access Module

Rapid Allocation Memory

Rewritable Array Module

14. A computer randomly restarts. Which component is most likely failing?

Power supply or CPU

Keyboard

Network card

USB hub

15. Which tool is commonly used to measure voltage in computer hardware?

Multimeter

Oscilloscope

Logic analyzer

Thermal camera

16. A monitor displays no image but the power light is on. What should you check first?

Replace the monitor

Video cable connection and monitor brightness

Update graphics drivers

Replace the graphics card

17. What does BIOS stand for?

Basic Input Output System

Binary Internal Operating Software

Boot Interface Operating Standard

Basic Internal Output Service

18. What is the typical operating temperature range for most desktop CPUs?

20-40°C

40-65°C

65-90°C

90-120°C

19. Which component stores permanent data on a computer?

RAM

CPU

Hard drive or SSD

Graphics card

20. What does POST stand for in hardware diagnostics?

Power Output Self Test

Power-On Self Test

Processor Output Status Test

Primary Operating System Test

General IT Support Beginner Basic Hardware Troubleshooting Quiz

1. Which of these indicates a failing hard drive?

2.

What first name or nickname would you like us to use?

2. A computer makes loud fan noise. What does this typically indicate?

3. What should you do before opening a computer case for repairs?

4. A monitor flickers intermittently. Which is the most likely cause?

5. A printer is offline and not responding. What should you check first?

6. What is the primary function of a power supply unit (PSU)?

7. A keyboard has unresponsive keys. Which troubleshooting step is most appropriate?

8. A USB device is not recognized. What should you try first?

9. Which of the following is the first step in troubleshooting a non-responsive computer?

10. What is the purpose of a heat sink in computer hardware?

11. A user reports slow internet speed. Which hardware component should you check first?

12. How should you safely discharge static electricity before handling internal hardware?

13. What does RAM stand for?

14. A computer randomly restarts. Which component is most likely failing?

15. Which tool is commonly used to measure voltage in computer hardware?

16. A monitor displays no image but the power light is on. What should you check first?

17. What does BIOS stand for?

18. What is the typical operating temperature range for most desktop CPUs?

19. Which component stores permanent data on a computer?

20. What does POST stand for in hardware diagnostics?