COMPUTER SCIENCE AND ENGINEERING
COMPUTER GRAPHICS
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Input devices
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Output devices
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Pointing devices
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Both a and c
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Detailed explanation-1: -Answer: b Explanation: Input devices provide positional information to the system they are often called pointing devices.
Detailed explanation-2: -Digitizer is also known as Tablet or Graphics Tablet as it converts graphics and pictorial data into binary inputs. A graphic tablet as digitizer is used for fine works of drawing and image manipulation applications.
Detailed explanation-3: -The hardwares devices used for the computer graphics are Input Devices: Keyboard, Mouse, Data tablet, Scanner, Light pen, Touch screen, Joystick Output Devices: Raster Devices-CRT, LCD, LED, Plasma screens, Printers, Vector Devices-Plotters, Oscilloscopes.
Detailed explanation-4: -(b) Interactive Computer Graphics: One example of it is the ping-pong game. Interactive Computer Graphics require two-way communication between the computer and the user. A User can see the image and make any change by sending his command with an input device.
Detailed explanation-5: -Which device is used to input two-dimensional coordinates by activating a hand cursor on a flat surface? Explanation: Graphic tablet are also called data tablet.