Computer Science Fundamentals

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

• Play music

• Drive a car

• Cook food

• Execute instructions and perform calculations

Name two examples of input devices.

• Keyboard, Mouse

• Speaker

• Printer

• Monitor

Explain the difference between RAM and ROM.

• RAM is non-volatile and used for permanent storage, while ROM is volatile and used for temporary storage.

• RAM and ROM are interchangeable terms for the same type of memory.

• RAM is used for long-term storage, while ROM is used for short-term storage.

• RAM is volatile and used for temporary storage, while ROM is non-volatile and used for permanent storage.

What is the purpose of an operating system?

• To play music

• To predict the weather

• To cook breakfast

• To manage computer resources and provide a user interface.

Define the term 'software'.

• A physical device used to interact with a computer

• A type of hardware component

• A set of instructions that tell a computer how to perform specific tasks or functions.

• A type of computer virus

List three examples of system software.

• Antivirus programs

• Video editing software

• 1. Operating systems 2. Device drivers 3. Utility programs

• Web browsers

What is the role of a compiler in software development?

• A compiler generates test cases for software development.

• A compiler manages databases for software development.

• A compiler designs user interfaces for software development.

• A compiler translates source code into machine code and performs various optimizations.

Explain the concept of application software.

• Application software is used to create operating systems

• Application software is programs designed to perform specific tasks for users.

• Application software is only used by developers

• Application software is hardware components

What is the difference between a web browser and a word processor?

• The main difference is that a web browser is for browsing the internet, and a word processor is for creating and editing text documents.

• A web browser is used for editing images, while a word processor is used for editing videos.

• A web browser is only available offline, whereas a word processor is only available online.

• A web browser is used for creating text documents, while a word processor is used for browsing the internet.

Describe the function of a spreadsheet software.

• The function of a spreadsheet software is to edit images

• The function of a spreadsheet software is to play music

• The function of a spreadsheet software is to send emails

• The function of a spreadsheet software is to organize, analyze, and present data in a tabular format.