Computer Hardware and Software

What is the main function of the CPU?

• Store data
• Process data
• Output data
• Receive input
• Connect devices

Answer explanation

The CPU processes all instructions received from hardware and software.

Which of the following is an example of an input device?

• Monitor
• Printer
• Keyboard
• Speaker
• Hard Drive

Answer explanation

A keyboard is used to input data into a computer.

Which type of software controls the overall operation of a computer?

• Application Software
• System Software
• Programming Software
• Utility Software
• Database Software

Answer explanation

System software, like an operating system, manages the hardware and software resources of the computer.

Which component is responsible for storing data permanently?

• RAM
• ROM
• Hard Drive
• CPU
• Motherboard

Answer explanation

A hard drive stores data permanently until it is deleted or replaced.

What is the purpose of application software?

• To manage hardware
• To develop other software
• To perform specific tasks for the user
• To protect the computer
• To store data

Answer explanation

Application software is designed to help users perform specific tasks like word processing or photo editing.

Which of the following is considered an output device?

• Mouse
• Keyboard
• Monitor
• Scanner
• USB Drive

Answer explanation

A monitor displays output data from the computer.

What type of software is used to write code?

• Application Software
• System Software
• Programming Software
• Utility Software
• Antivirus Software

Answer explanation

Programming software like Python is used by developers to write code.

Which hardware component connects all other components together?

• CPU
• Hard Drive
• Motherboard
• RAM
• Power Supply

Answer explanation

The motherboard is the main circuit board that connects all hardware components.

What is the function of the RAM in a computer?

• Store data permanently
• Store data temporarily
• Process data
• Output data
• Receive input

Answer explanation

RAM temporarily stores data that the CPU needs for quick access while running programs.

Which device would you use to print a document?

• Monitor
• Printer
• Keyboard
• Mouse
• Scanner

Answer explanation

A printer is used to produce a physical copy of a document.