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Plotter printer

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Different typrs of mouse And History Of Mouse

Types And History Of Mouse

A mouse was invented by Dougles Engelbart of stanford Reaserch centre in 1963, and poineered by Xerox in the 1970s.

A mouse is an input device that is important for graphical user interfaces because you can sipmly point to options and click a mouse button. These types of application are often called point-and-click programs. The mouse is also important for graphic programs that allow you to draw pictures by using the mouse like a pen, pencil, or paintbrush.

A mouse may have one, two or three buttons. The function of each is determined by the program that uses the mouse. A software package may use one, two or al three if them .In its simplest form, a mouse has one button. Moving the mouse on a flat surface produces corresponding movement of a pointer on the screen. Placing the pointer on an option and clicking the button in selecting that option.

Mouse

Mouse

A mouse may be calassified as a mechanical mouse or an optical nmouse, on the basis of the technology it uses. In a mechanical mouse, the ball that projects through

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Written by chidananda M R on August 12th, 2007 with no comments.
Read more articles on touch pad and Rd RAM and modest mouse and mouse and Plotter printer and mickey mouse and computers and mouse pad and microsoft keyboard.

Different types of PLOTTERS explanation with figure

PLOTTERS

Plotter PlotterPlotterPlotter

Very often it might be requirred to create high-quality visuals on paper, which cannot be obtained using a printer. For this purpose, a plotter is used. A plotter is an output device that is used to creat presentatiion visuals, charts, graphs, tables and diagrams.

A plotter consists of an arm that moves across the paper on which the diagram or graph needs to be drawn . Apen moves along the arm. and the arm itself moves relative to the paper. Acombination of the two thus provides movement along the horizontal and vertical axes.
In some plotters, the paper is held station ary while the arm and the pens move over it. This is called a flat-bed plotter. In the other type of plotter, the paper is wrapped around a drum and anchored at anchored at both ends. The drum rotates while the pen moves laterally along a fixed rail. This is called a drum plotter.
To draw clear and high-qualit

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Written by chidananda M R on August 12th, 2007 with 4 comments.
Read more articles on Hisiory And types of mouse and Generation of computers and Memory Stick and DDR and Cartridge tape and World Fastest Supercomputers and Plotter printer.