Across
- 3. A small handheld device that is dragged across a flat surface to move the cursor on a computer screen, typically having buttons that are pressed to control functions
- 5. A folding cover or holder, typically made of stiff paper or cardboard, for storing loose papers
- 7. The abbreviation for central processing unit. They are the brains of the computer where most calculations take place
- 8. A sudden failure, which puts a system out of action
- 10. Copy (data) from one computer system to another, typically over the Internet
- 12. An electronic device for storing and processing data
- 14. A panel of keys that operate a computer or typewriter
- 17. A global computer network providing a variety of information and communication facilities, consisting of interconnected networks using standardized communication protocols
- 19. A program with a graphical user interface for displaying HTML files, used to navigate the World Wide Web
- 20. A piece of code that is capable of copying itself and typically has a detrimental effect, such as corrupting the system or destroying data
- 23. An instrument or device used for observing, checking, or keeping a continuous record of a process or quantity
Down
- 1. A combined device for modulation and demodulation, for example, between the digital data of a computer and the analog signal of a telephone line
- 2. An act or instance of booting a computer system again
- 4. Almost or nearly as described, but not completely or according to strict definition
- 6. Wide Web An information system on the Internet that allows documents to be connected to other documents by hypertext links, enabling the user to search for information by moving from one document to another
- 9. Tools, machinery, and other durable equipment
- 11. System The software that supports a computer's basic functions
- 13. flash drive An external flash drive, small enough to carry on a key ring, that can be used with any computer that has a USB port
- 15. Place (a document) in a cabinet, box, or folder in a particular order for preservation and easy reference
- 16. The working surface of a desk
- 18. A computer or computer program that manages access to a centralized resource or service in a network
- 21. A symbol or graphic representation on a screen of a program, option, or window, especially one of several for selection
- 22. Irrelevant or inappropriate messages sent on the Internet to a large number of recipients. Or send the same message indiscriminately to (large numbers of recipients) on the Internet