Q. Device which can detect the absence or presence of light is called

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Q. Methods of reading marks includes

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Q. On the color screen, sixteen colors are stored in

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Q. Product or good with the magnetic code must identify

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Q. The 'bar reader is an example of

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Q. Total colors available for a graphical screen using 256 pixels down and 640 pixels across shows availability of

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Q. Total types of data that can be read by document reader are

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Q. A peripheral which is used to accept data and send it to processing unit is called its

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Q. Program or device that is often called as WIMP, is abbreviation of

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Q. New technology named 'LED' is abbreviation of

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Q. Teletypewriter terminal is an example of

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Q. Devices that accepts data from outside computer and transfer into CPU are called

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Q. Devices which are used to receive data from central processing unit are classified as

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Q. Devices that are under control of computer and are directly connected to computer peripherals are termed as

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Q. Material on which data is stored or an input/output is classified is termed as

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Q. Visual display unit is an example of

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Q. Keyboard and mouse are

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Q. Line printer, a voice synthesizer and computer terminal screen are classic examples of

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Q. Main categories of peripheral devices are

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Q. Magnetic tape unit and magnetic disc unit are classic example of

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