Q. Which device uses much less computer time than the light pen and gives resolutions equal to that of the CRT display.

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Q. A hand-held device which reads marks or characters on paper by detecting photo-sensitivity is known as

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Q. Tiny rings made of magnetic material that can be polarised to represent binary 1 or 0 is called

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Q. A hard copy would be prepared on a

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Q. A printer in which the characters are embossed on a band is

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Q. Which of the following printers, are you sure will not to use if your objective is to print on multicarbon forms?

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Q. A dot-matrix printer

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Q. An output device that converts data from a binary format in main storage to coded hole patterns punched into a paper tape is

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Q. In which of the following terminals the screen is regarded as an array of pixels, where each pixel is either on or off?

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Q. The OCR stand for?

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Q. Punched cards are associated with the name

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Q. The light pen was developed in

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Q. Which of the following is directry controlled from a keyboard.

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Q. Which of the following is a machine for reading documents that are encoded in a way that is readable by person and machine.

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Q. Which of the following does not affect the resolution of a video display image?

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Q. An input device that is able to interpret pencil marks on paper media is known as

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Q. The area of computer science which is concerned with the display of pictures is

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Q. Which of the following high speed non-impact printers are fast enough to print the entire book in about 1 minute.

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Q. Which of the following is used for input and output both

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Q. Character readers are those devices which read the characters printed on the source documents and then convert them directly into computer-usable input. Which of the following is not a character reader?

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