ICT Grade 10 Chapter 1 (Revision)

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Across
  1. 2. An electrically charged ink used in copy machines and laser printers
  2. 4. is a non-volatile memory chip used for storage and for transferring data between a personal computer
  3. 7. the most common type of computer port used in today's computers.
  4. 10. sound is a term used to describe a type of audio output in which the sound appears to "surround the listener" by 360 degrees.
  5. 11. simply any numbers, letters or symbols that can be entered into a computer system.
  6. 12. A bar code is an optical and machine-readable form of data used to identify objects.
  7. 14. an integrated circuit that contains all the functions of a central processing unit of a computer.
  8. 17. mapped drive refers to a link to another computer, share, or printer.
  9. 19. A product or device that has multiple functions.(23)
  10. 21. is a device that measures or detects a real-world physical condition, such as motion, heat or light and converts the reading into an analogue or digital representation
  11. 23. to make a copy of the data held on the system in case the original data is lost or damaged.
  12. 24. It stands for Global Positioning System. GPS is a satellite based system that allows you to know your position anywhere on Earth.
  13. 26. copy in which a piece of carbon paper copies writing from one paper to another (often used when filling out forms).
  14. 28. refers to a character that represents an online user.
  15. 29. is hardware that your computer uses to load the operating system and run programs
  16. 31. is a term that describes adding new hardware in a computer that improves its performance.
  17. 34. coming together of two different entities, and in the contexts of computing and technology
  18. 36. to render all data on a hard drive unreadable.
  19. 38. his means how many lines,pixels or dots are present over a standard length.
  20. 39. To reduce or correct a negative effect
  21. 40. a person who uses or operates something
Down
  1. 1. video or audio content sent in compressed form over the Internet and played immediately, rather than being saved to the hard drive.
  2. 3. a communication technology that makes use of radio waves in order to connect to a local area network.
  3. 5. Computer system that is part of a larger system and performs only peripheral functions (such as guidance or security) but no data processing function.
  4. 6. is the memory in a computer that is used to store computer programs while they are running and also any data the programs need to undertake their task.
  5. 8. the name given to a radio technology which allows signals to be transmitted wirelessly over short distances between telephones, computers and devices
  6. 9. is an instrument for writing and, in computers, an input device used to write text or draw lines on a surface as input to a computer.
  7. 13. able to be easily carried or moved, especially because being of a lighter and smaller version than usual.
  8. 15. Coming from the center, or circles within circles.
  9. 16. an internal or external device that connects directly to a computer but does not contribute to the computer's primary function,
  10. 18. is a form of computer that uses the continuously changeable aspects of physical phenomena such as electrical, mechanical, or hydraulic quantities to model the problem being solved.
  11. 20. player Software that "plays" audio, video or animation files in the computer.
  12. 22. ESD is one of the few things you can do to damage or destroy your computer or parts in your computer
  13. 25. is a symbol or graphical image on the computer monitor or other display device that echoes movements of the pointing device, commonly a mouse, touchpad, or stylus pen.
  14. 27. is a true zoom feature. It allows you to zoom in (or out) on the subject in the LCD or viewfinder.
  15. 30. Abbreviated UI, the junction between a user and a computer program.
  16. 32. the smallest unit of a digital image or graphic that can be displayed and represented on a digital display device.
  17. 33. a computer desktop icon that enables a user to easily see and select a particular program or data object.
  18. 35. It stands for Voice Over Internet Protocol
  19. 37. is used to describe memory content that is lost when the power is interrupted or switched off.