Hardware Basic Multiple Choice Question MCQ
Categories: Hordware
1. Which of the following input device is used for marking attendance of employees/students in organizations/institutions and security purposes? (a) OCR (b) Webcam (c) Biometric sensor (d) Both a and c Answer: (c) 2. Which input device is widely used for acquiring textual data from images? (a) MICR (b) OCR (c) Scanner (d) Sensor Answer: (b) 3. Optical Character Recognition is used for the preparation of (a) electricity bills (b) insurance premium (c) telephone bills (d) All of these Answer: (d) 4. What is the full form of MICR? (a) Magnetic Ink Character Register (b) Magnetic Ink Code Reader (c) Magnetic Ink Code Register (d) Magnetic Ink Code Recognition Answer: (d) 5. Which input device is used in banks for processing cheques to recognize the magnetic encoding numbers printed at the bottom of a cheque? (a) OCR (b) MICR (c) OMR (d) All of these Answer: (b) 6. Which of the following is/are the type of smart card reader? (a) Memory card reader (b) Microprocessor card (c) Both a and b (d) None of these Answer: (c) 7. Which input device is used to recognize the physical or behavioral traits of the individual? (a) Smart card (b) MICR (c) Bar code (d) Biometric sensor Answer: (d) 8. Which of the following optical input device converts data and images on paper into digital form? (a) Printer (b) Scanner (c) Projector (d) Scanner Answer: (d) 69. Which of the following is a video capturing device? (a) Monitor (b) Scanner (c) Projector (d) Webcam Answer: (d) 10. What kind of device is a digital camera? (a) Input (b) Output (c) I/O (d) None Answer: (a) 11. Which of the following device is a visual display unit (VDU)? (a) Webcam (b) Projector (c) Monitor (d) None Answer: (c) 12. The clarity of an image depends on which factors? (a) Resolution of the screen (b) Dot pitch (c) Refresh rate (d) All of the above Answer: (d) 13. What is the full form of CRT device? (a) Cathode Ray Tube (b) Crystal Ray Tube (c) Cathode Ray Transistor (d) None Answer: (a) 14. LCD stands for (a) Liquid Crystal Display (b) Light Crystal Display (c) Liquid Cathode Display (d) None Answer: (a) 15. What does TFT stand for? (a) Transistor Film Transistor (b) Thin Film Transistor (c) Thin Film Transducer (d) None Answer: (b) 16. What is the full form of LED? (a) Light Emitted Diode (b) Light Emitter Diode (c) Liquid Emitted Diode (d) Both a and c Answer: (d) 17. The speed of a printer is measured in (a) CPS (Character per second) (b) LPM (Lines Per Minute) (c) PPM (Pages Per Minute) (d) All of the above Answer: (d) 18. What kind of device is a printer? (a) Input (b) Output (c) Storage (d) All Answer: (b) 19. The resolution of a printer is numerically measured in (a) DPI (b) PPI (c) LPM (d) All Answer: (a) 20. Which of the following device is/are both input and output devices? (a) Plotter (b) Modems (c) Touch screen (d) Headsets (e) All, except plotter Answer: (e)