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Office System Technology Lesson-1

Office System Technology Lesson-1. External Components of a Computer. Given a diagram students will write the name of the external components of the computer in the blank next to the corresponding with a criterion of 100% accuracy. Tower Case.

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Office System Technology Lesson-1

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  1. Office System TechnologyLesson-1 External Components of a Computer Given a diagram students will write the name of the external components of the computer in the blank next to the corresponding with a criterion of 100% accuracy.

  2. Tower Case A computer case is the enclosure that contains most of the components of a computer .

  3. Monitor • A monitor or display (sometimes called a visual display unit) is an electronic visual display for computers. • Originally computer monitors are used for data processing.

  4. Keyboard Keyboards are by far the best way to input text into a computer

  5. Digital Camera A digital camera is a camera that takes video or still photographs, or both, digitally by recording images via an electronic image sensor.

  6. Trackball Trackball is an electronic device consisting of a rotatable ball in a housing; used to position the cursor and move images on a computer screen; "a trackball is essentially an upside-down mouse"

  7. Mouse A device that controls the movement of the cursor or pointer on a display screen.

  8. Scanner A scanner is a device that captures images from photographic prints, posters, magazine pages, and similar sources for computer editing and display.

  9. Computer Speakers Computer speakers, or multimedia speakers, are speakers external to a computer, that disable the lower fidelity built-in speaker.

  10. Printer A {peripheral} device for producing text and and images on paper.

  11. Will there be any questions?

  12. OfficeSystemTechnologyLesson-2 InternalComponents of a Computer Given a diagram students will write the name of the internal components of the computer in the blank next to the corresponding with a criterion of 100% accuracy.

  13. Power Supply The power supply supplies the electrical power for a computer. It supplies power to the motherboard, drives, and certain expansion cards

  14. Video Card A video card, video adapter, graphics accelerator card, display adapter, or graphics card is an expansion card whose function is to generate output images to a display

  15. Sound Card The sound card is what processes a computer's sound data.

  16. Modem A sound card is a computer expansion card that facilitates the input and output of audio signals to and from a computer under control of computer programs.

  17. Motherboard A motherboard is the central printed circuit board (PCB) in many modern computers and holds many of the crucial components of the system, while providing connectors for other peripherals.

  18. ROM Read only-memory, a type of storage media which is used in computers and other electronic devices.

  19. Hard Drive A harddisk drive is a non-volatile storage device for digital data. It features one or more rotating rigid platters on a motor-driven spindle within a protective enclosure.

  20. Floppy Drive A floppy disk is a data storage medium that is composed of a disk of thin, flexible ("floppy") magnetic storage medium sealed in a square or rectangular plastic carrier lined with fabric that removes dust particles.

  21. RAM Random-access memory (RAM) is a form of computer data storage.

  22. CPU The central processing unit (CPU) is the portion of a computer system that carries out the instructions of a computer program, and is the primary element carrying out the computer's functions.

  23. BIOS The central processing unit (CPU) is the portion of a computer system that carries out the instructions of a computer program, and is the primary element carrying out the computer's functions.

  24. Will there be any questions?

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