Computer Hardware and Repair Basics Quiz

Which of the following is a symptom of a failing power supply unit?

• Computer boots faster than normal

• Random shutdowns or failure to power on

• Increased battery life

• Louder fan noise from the CPU cooler

The primary function of a multimeter in hardware repair is to:

• Tighten screws

• Measure voltage, current, and resistance

• Apply thermal paste

• Clean circuit boards

Which component stores the system date and time when the computer is powered off?

• A. BIOS chip

• B. CMOS battery

• C. RAM

• D. CPU cache

A Class C fire involves:

• Wood and paper

• Flammable liquids

• Electrical equipment

• Cooking oils

What is the purpose of a grounding mat in a repair workshop?

• To provide comfortable standing

• To prevent electrostatic discharge buildup

• To clean tools

• To organize screws

Which of the following is an example of volatile memory?

• SSD

• HDD

• RAM

• ROM

The component that supplies power to the CMOS chip to retain BIOS settings is the:

• CPU

• PSU

• CMOS battery

• Northbridge

Which of the following is a symptom of overheating in a computer?

• A. Faster processing speed

• B. Frequent system crashes or shutdowns

• C. Increased battery life

• D. Quieter fan operation

The physical components of a computer, such as the motherboard and RAM, are known as:

• Software

• Hardware

• Firmware

• Liveware

A technician who specializes in fixing mobile phones is a:

• Network Technician

• GSM Repair Technician

• Hardware Engineer

• Software Developer