Which one of the following is not a type of magnetic storage system? A. Magnetic tape B. Compact disk C. Hard disk D. Floppy disk What does IBG stand for? A. Inter bit gaps B. Intra byte gaps C. Intra block gaps D. Inter block gaps Which of the following is a type of magnetic […]
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What do you understand by memory? List the two different categories of memory. What is meant by internal processor memory? What is the advantage of having an internal process memory in a computer system? What is a RAM and why it is called so? 4. What is the difference between volatile and non-volatile memory? Is
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What is the difference between primary memory and secondary memory of a computer system? List two examples of secondary memory. 6. Differentiate between a bit, a byte and a word. Describe the way of storing information in the memory of a computer system, with the help of a diagram. List different types of static and
Which of the following devices are used for recognising the characters in the supermarkets? A. OCR device B. OMR device C. MICR device D. Bar code reader Which device is used for reading the characters written on the cheques? A. Hand-held scanner B. Light pen C. MICR device D. OCR device Which of the following
What does MICR stand for? A. Magnetic Ink Character Recognition B. Magnetic Input Column Reader C. Magnetic Ink Column Recognition D. Magnetic Ink Character Reader Which device is used for scanning the question sheet having multiple choices? A. Drum scanner B. OMR device C. OCR device D. Flatbed scanner
Which scanning device consists of a stepper motor and a CCD sensor? A. Drum scanner B. Slide scanner C. Flatbed scanner D. None of the above Which of the following device is not an optical recognition device? A. MICR B. OMR C. OCR D. Microphone Which of the following devices makes use of photoelectric cells
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What are pointing devices? List different types of pointing devices. Explain the basic functioning of mechanical and optical mouses with the help of sketches. How does light pen help in inputting data into a computer system? Which input device is used for playing games? Explain it in detail with the help of a diagram.
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Which of the following device is not a media input device? A. Microphone B. Webcam C. Digital camera D. Graphics tablet 1. What is meant by an input device? What is the importance of an input device in a computer system? List different categories of input devices. Explain all the categories of keys found on
How are OMR devices used for recognising the characters in the document to be scanned? Explain briefly the basic function of an MICR device. How does bar code reader help in recognising the characters on the labels? Defi ne digital camera. Explain the basic features of a digital camera. Briefly explain the different types of
Explain the different technologies used in the touchscreens. What are scanning devices? Explain the basic characteristics of these devices. Explain hand-held scanners and drum scanners in detail. What is meant by optical recognition? What are the basic components of the OCR devices? Explain each component briefly.
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