Components of Computer MCQs with Answers

What is the collective term for the processes of input, processing, output, and storage in a computer system?

• A.Information Processing Cycle
• B.System Development Life Cycle
• C.Program Execution Cycle
• D.Data Communication Cycle

What are the main components of the Central Processing Unit (CPU)?

• A.Arithmetic Logic Unit, Control Unit
• B.RAM, Hard Disk
• C.Input Unit, Output Unit
• D.Motherboard, Power Supply

What mechanism allows communication among the control unit, ALU, and registers in a computer system?

• A.Data Bus
• B.System Bus
• C.Control Bus
• D.CPU Interconnection

What are the two major types of computer chips?

• A.CPU and GPU Chips
• B.RAM and ROM Chips
• C.Microprocessor and Memory Chips
• D.Analog and Digital Chips

Which of the following is NOT a component of a computer?

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

Which of the following is considered a part of the system unit in a computer?

• A.Motherboard
• B.Power Supply
• C.CPU
• D.All of these

Which component is typically referred to when discussing the composition of ROM in a computer system?

• A.Microprocessor
• B.Hard Disk Drive
• C.RAM
• D.Power Supply Unit

What does the term 'Pixel' stand for in computer graphics?

• A.Pixel Element
• B.Pixelated Image
• C.Picture Cell
• D.Picture Element

Which components are essential for a microcontroller to function?

• A.RAM, ROM, Cache, and ALU only
• B.CPU, Hard Disk, GPU, and Network Card
• C.CPU, RAM, ROM, I/O ports, and timers
• D.Power Supply, Motherboard, and Cooling Fan only

Past Paper MCQ

Which components are typically included in a desktop computer?

• A.Motherboard, CPU, RAM, and Storage
• B.Monitor, Keyboard, and Mouse only
• C.Power Supply and Cooling Fan only
• D.All of these