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State about movable joystick
In another type of movable joystick, the stick is used to activate switches that cause the screen cursor to move at a constant rate in the selected direction. Eight switches, arranged in a circle, are sometimes provided, so that the stick can select any one of eight directions for cursor movement.
Pressure-sensitive joysticks have a non-movable stick (isometric joysticks). In case of pressure sensitive joystick, strain gauges are used to measure the pressure and convert it into movement of the cursor in the specified direction.
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In general what are the two ways in which one can retrieve data from tables? Using Select statements, Database Program.
advantages and disadvantages of northwest corner method and least cost method
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