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Slide 1 - Chapter 4: The Brains of the Operation
- By: Breanna Crite and Jason Smith
Slide 2 - Central Processing Unit
- A computer is a piece of hardware that carries out the instructions of a computer program. It performs the basic arithmetical, logical, and input/output operations of a computer system. The CPU is like the brains of the computer
- Cooling system
- To remove excess heat from a computer system
- Mother board
- Contains the central processing unit, the memory, and all the connectors to the rest of the hardware of the computer system.
- Computer Functions
Slide 3 - Mouse
- The mouse allows an individual to control a pointer in a graphical user interface (GUI) and manipulate on-screen objects such as icons, files, and folders.
- Mouse Pointer
- The mouse pointer moves as the user moves his or her mouse and is used as a reference point to where the mouse is located on the display screen.
- Hard Drive
- The hard drive is what stores all your data
- Mouse Pointing Devices
Slide 4 - Touch Input
- A feature that enables the computer screen to respond to the touch of your finger.
- Touch Pad
- A touchpad is operated by using your finger and dragging it across a flat surface; as you move your finger on the surface, the mouse cursor will move in that same direction.
- Mouse Pointing Devices
Slide 5 - Scanner
- A device that captures images from photographic prints, posters, magazine pages, and similar sources for computer editing and display.
- Optical Scanner
- Computer input device that uses a light beam to scan codes, text, or graphic images directly into a computer or computer system.
- Magnetic Strip Reader
- is a device that can retrieve stored information from a magnetic card either by holding the card next to the device or swiping the card through a slot in the device.
Slide 6 - Monitor
- Computer hardware that displays the video and graphics information generated by the computer through the video card.
- Specialized computer display that projects an enlarged image on a movie screen. Such devices are commonly used in presentations.
- Video Output
Slide 7 - Speakers
- Transducers that convert electromagnetic waves into sound waves. The speakers receive audio input from a device such as a computer or an audio receiver.
- Hardware device that either plugs into your computer (line out) or your speakers and allow you to privately listen to audio without disturbing anyone else.
- Sound Card
- circuit that provides a computer with the ability to produce sound that can be perceived by the user through a peripheral device like speakers or headphones.
- Audio Output
Slide 8 - Printer
- A device that accepts text and graphic output from a computer and transfers the information to paper, usually to standard size sheets of paper.
- Dye Sublimation Printer
- A printer that produces continuous-tone images that look like photographic film.
- Thermal Printer
- A printer that uses heated pins to "burn" images onto heat-sensitive paper.
Slide 9 - Moderm
- Dialup networks convert data between the analog form used on telephone lines and the digital form used on computers.
- Fax Device
- A device that can send or receive pictures and text over a telephone line.
Slide 10 - The End