Understanding Computer Systems and Functions

Which part of the computer is considered the "brain" and is responsible for processing data?

• Monitor

• Central Processing Unit (CPU)

• Keyboard

• Printer

What is the main function of the Random Access Memory (RAM) in a computer?

• To store data permanently

• To store data temporarily while the computer is running

• To process graphics

• To print documents

What is the main purpose of a hard disk in a computer?

• To display images

• To store data permanently

• To process data

• To connect to the internet

What is the main function of the motherboard in a computer?

• To store files

• To connect and allow communication between all internal parts

• To display images

• To print documents

Which device is used to input text and numbers into a computer?

• Mouse

• Keyboard

• Monitor

• Speaker

Which of the following is an output device?

• Mouse

• Scanner

• Monitor

• Microphone

What does the acronym "CPU" stand for?

• Central Processing Unit

• Computer Power Unit

• Central Peripheral Unit

• Computer Processing Utility

Which of the following is NOT an input device?

• Mouse

• Keyboard

• Printer

• Microphone

Which of the following is a function of the CPU?

• Performing calculations and processing instructions

• Storing data permanently

• Displaying images

• Printing documents

Which device is used to convert digital signals into sound?

• Monitor

• Speaker

• Mouse

• Keyboard