Sunday, December 5, 2010



Monitors create a visual display from processed data that users can view. They come in a variety of screen sizes and visual resolutions.
Printers produce a hard copy version of processed data such as documents and photographs.

produce audio data that require output devices such as speakers and headphones to deliver the sound to the user.

CD, DVD and floppy disc are output devices that can also be used as storage and input devices. The computer sends data to the disc, where it is embedded and can be later retrieved.

Projectors are display devices that project a computer created image. The computer sends the image data to the video card which then sends the video image to the projector.
Plotters create a hard copy rendition of a digitally rendered design. The design is sent to the plotter via a graphics card, and creates the design using a pen.

Keyboards which uses an arrangement of buttons or keys to act as mechanical levers or electronic switches.
 A scanner is a hardware input device for a computer that helps convert photographs and paper text into digital files. Scanners hook up to computers through USB, Firewire and other ports.
 A web camera, or webcam, is an input imaging device that typically connects to a USB port on a computer.

 Mouse that functions by detecting two-dimensional  motion relative to its supporting surface.

Microphone a device that converts sound waves into analogous electrical waves.
USB was designed for personal computers, but it has become commonplace on other devices such as smartphones, PDAs and video, game console and as a power cord.

No comments:

Post a Comment