Computer Science Basics

1. What does "IP address" stand for?

• A. Internet Protocol address ✓
• B. Internet Pathway address
• C. Internal Protocol address
• D. Internet Port address

💡 IP address stands for Internet Protocol address — a unique numerical label assigned to each device on a network.

2. What is an operating system?

• A. A programming language
• B. A type of database
• C. Software that manages computer hardware and software resources ✓
• D. A type of application

💡 An OS (like Windows, macOS, Linux) manages hardware resources and provides services for programs.

3. What is a database?

• A. A type of programming language
• B. An organized collection of structured data ✓
• C. A computer network
• D. A type of hardware

💡 A database is an organized collection of structured data stored and accessed electronically.

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

• A. Monitor
• B. Printer
• C. Speaker
• D. Keyboard ✓

💡 A keyboard is an input device — it sends data to the computer. A monitor and printer are output devices.

5. What is the binary number system based on?

• A. Base 8
• B. Base 16
• C. Base 10
• D. Base 2 ✓

💡 Binary is a base-2 number system using only two digits: 0 and 1. All computer data is stored in binary.

6. What does GUI stand for?

• A. General User Interface
• B. Graphical User Interface ✓
• C. General Utility Interface
• D. Graphical Utility Input

💡 GUI stands for Graphical User Interface — a visual way to interact with a computer using icons and windows.

7. What does "open source" mean?

• A. Software that costs money
• B. Software with publicly available source code ✓
• C. Software only for businesses
• D. Software that cannot be modified

💡 Open source software has its source code publicly available for anyone to view, modify, and distribute.

8. What is a "server"?

• A. A type of programming language
• B. A computer that provides data or services to other computers ✓
• C. A type of mouse
• D. A storage device

💡 A server is a computer or system that provides resources, data, or services to other computers over a network.

9. What is the internet?

• A. A single large computer
• B. A type of software
• C. A global network of interconnected computers ✓
• D. A programming language

💡 The internet is a global system of interconnected computer networks that communicate using standard protocols.

10. What does RAM stand for?

• A. Random Access Memory ✓
• B. Read Access Memory
• C. Rapid Access Module
• D. Random Array Memory

💡 RAM stands for Random Access Memory — the short-term memory used by a computer to store data being used.