Across
- 1. Projector a device to display information from a computer on a wall/screen.
- 4. works like a mouse by using your finger to move around the screen.
- 5. where the computer memory and other vital electronic parts are stored.
- 7. information is entered into a computer by typing.
- 9. Scanner a device to read retina scans.
- 11. sound input device that accepts speech or sounds as input and converts the speech to text or data.
- 15. Screen a device to display information from a computer.
- 16. a hand-held device used to move a pointer on the computer screen.
- 17. a single character of data, made up of 8 bits.
- 18. input device that converts text or graphics from a printed page into code that a computer can process.
- 19. System made up of components that include input, processing, and output devices.
- 20. Flash Drive a very portable small storage device that works both as a drive and a storage medium; it plugs directly into a USB port on the computer system unit; you read and write data to the drive.
- 22. tiny dots that make up the display to present the full spectrum of colors.
- 24. the physical components, devices, or parts of the computer.
- 26. a device to produce sound/audio.
Down
- 2. Camera a device to capture images digitally.
- 3. let you produce a paper printout of information contained in the computer and use either inkjet or laser technology to produce high-quality print.
- 6. Code data digitally encoded as a series of 1's and 0's, corresponding to the electrical values of on and off, respectively.
- 8. smallest increment of data on a computer; can only hold one of two values, either a 0 or 1, representing off or on.
- 9. how clear an image will be on the screen and is measured in pixels.
- 10. a digital tracking device situated on the keyboard of a laptop computer; allows you to simply move and tap your finger on a small electronic pad to control the pointer on the screen.
- 11. Tape a medium most commonly used for backing up a computer system, which means making a copy of files from a hard drive.
- 12. Disk Drive fixed storage; the main storage device for a computer.
- 13. A silicon chip that processes data and carries out instructions given to the computer, 'the brain' of the computer.
- 14. additional components that are not essential but enhance the operations of a computer.
- 17. Code Reader a hand-held device used to scan UPC bar codes (universal product codes), which track merchandise and equipment or other types of inventory in a store.
- 21. PC allows you to input data by writing directly on the computer screen; handwriting recognition technology converts handwritten writing to text.
- 23. has a roller ball that turns to control a pointer on the screen.
- 25. Camera a device to capture video into a computer.