Components of Computer MCQs with Answers

In which mode does a microprocessor typically operate to process data simultaneously?

• A.Serial mode
• B.Batch mode
• C.Parallel mode
• D.Sequential mode

What factors enhance the life of IT equipment?

• A.Proper ventilation and cooling
• B.Regular maintenance and cleaning
• C.Both a & b
• D.Continuous high-load operation

Which of the following statements accurately defines a computer?

• A.An electronic device that processes data according to a set of instructions
• B.A machine that accepts input, processes it, and produces output
• C.A programmable device that can store, retrieve, and process data
• D.All of these

What material is primarily used to manufacture the CPU chip in computers?

• A.Silica
• B.Copper
• C.Aluminum
• D.Graphite

What type of task is a microprocessor specifically programmed to complete?

• A.General-purpose tasks
• B.Specific tasks
• C.All types of tasks
• D.No tasks at all

A transistor has how many regions?

• A.2 regions
• B.4 regions
• C.3 regions
• D.5 regions

Input, processing, output, and storage are collectively referred to as ?

• A.Machine cycle
• B.System development life cycle
• C.Program execution cycle
• D.Information processing cycle

ALU stands for what?

• A.Arithmetic Logic Unit
• B.Arithmetic Local Unit
• C.Application Logic Unit
• D.Advanced Logic Unit

What does a computer operator do?

• A.Enters data and commands into the computer
• B.Monitors and controls the computer system
• C.Manages peripheral devices and backups
• D.All of these

Past Paper MCQ

Which component is responsible for setting the time in a computer system?

• A.Register
• B.ALU
• C.Control Unit
• D.Clock