Components of Computer MCQs with Answers

What are the ALU and CPU components of?

• A.Computer System
• B.Operating System
• C.Network Architecture
• D.Database System

What is the primary function of a motherboard in a computer system?

• A.To supply power to all connected peripherals
• B.To store the operating system permanently
• C.To process all arithmetic and logical operations
• D.To connect all components of the computer

In a computer system, all components can be classified as which of the following?

• A.Processor and Memory
• B.Input and Output
• C.System and Application
• D.Hardware and Software

Past Paper MCQ

Which of the following components is commonly used to turn a device on and off?

• A.Resistor
• B.Switch
• C.Capacitor
• D.Inductor

Which computer architecture shares a single memory space for both instructions and data?

• A.CISC Architecture
• B.Harvard Architecture
• C.RISC Architecture
• D.Von Neumann Architecture

A complete microcomputer system is composed of which of the following components?

• A.Microprocessor only
• B.Microprocessor and memory only
• C.Microprocessor, memory, and I/O devices
• D.All of these

What is the name of the main circuit board where the system unit's circuitry is typically mounted or connected?

• A.Motherboard
• B.Processor Board
• C.Logic Board
• D.Power Supply Board

In which component of a computer does data processing primarily occur?

• A.RAM
• B.CPU
• C.Hard Disk
• D.Motherboard

What is the temporary storage place for information in a computer called?

• A.Register
• B.Buffer
• C.Cache
• D.Accumulator

Which component is responsible for supplying power to the computer's internal parts?

• A.Motherboard
• B.CPU
• C.Power supply unit
• D.RAM