Bui15p1 Activity 1-3 Puzzle
Across
- 3. A single binary digit representing a 0 (zero) or a 1.
- 5. A desktop computer is often referred to as a(n) _______________.
- 6. It describes the physical components of a computer system.
- 9. A device similar to a pen used on devices with touchscreens and offers more precision than a fingertip.
- 10. The most powerful computers used for large-scale data processing.
- 11. An input device is used to enter _________ into the computer system.
- 12. A hybrid device combining the features of a smartphone and a tablet.
- 13. ______________ keyboards have the keys arranged so that users can locate them more quickly and easily and is shaped to make prolonged use more comfortable.
- 14. ____________ printer is used to charge sections of a rotating drum which is then used to print using toner powder, achieving a combination of speed with high print quality.
- 18. It consists of a number of interrelated components including hardware and software that work together with the aim of converting data into information.
- 19. A portable computing device normally equipped with a touch screen and/or a stylus.
- 20. ____________ memory is used to improve performance by anticipating the data and instructions that will be needed by the processor.
- 23. A temporary means of storing data awaiting processing, instructions used to process data or control the computer system, and data or information that has been processed.
- 26. The name given to the use of mobile devices to support medical services.
- 27. The term used to describe green ICT, energy efficient computing or sustainable computing.
- 28. A variation on optical character recognition which involves detecting and recognizing simple marks made on a document.
- 30. Part of the CPU that fetches instructions from software that has been loaded into memory, decodes them and then executes them.
- 31. It is used as volatile, working memory by a computer, holding instructions and data that are waiting to be processed.
Down
- 1. A device that measures the intensity of a light beam reflected from the printed bar code to identify the digits making up the unique identification number.
- 2. A method of acquiring and storing data automatically with little or no human intervention.
- 4. A solid state drive.
- 5. A unit of information (in bytes) represented as one followed by 15 zeros
- 7. Part of the CPU that carries out arithmetic calculations.
- 8. It involves using software that attempts to recognise individual characters normally from printed documents.
- 15. _____________ can be defined as a series of detailed instructions that control the operation of computer system.
- 16. The contents of __________ memory are lost when the power to the device is switched off
- 17. A system which has been superseded by new technologies or business practices in an organization but yet difficult or impossible to replace is referred to as _________ system.
- 21. A type of ROM that retains its contents until they are changed using a special device known as a burner (abbrev).
- 22. A thin and light portable computer with long battery life and solid state storage devices (SSDs).
- 24. Class of computers that are widely used and generally provide the best price to performance ratio of all types of computer.
- 25. Allows the user to control the operation of a computer program or item of computer hardware using a pointing device, such as a mouse, by selecting options from icons and menu options.
- 29. A technology now allow users to make and receive free or low-cost telephone calls via the Internet.