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41. ____ is generally used in applications like ATMs, hospitals, airline reservations etc.
A. Light pen
B. Touch screen
C. Trackball
D. Joystick
ANSWER:B
SOLUTION:Touch screens are used in applications like ATMs, hospitals, airlines reservations, and supermarkets. Touch screens are an input device that can recognize a touch to its surface area, either with a finger or a stylus. T
42. Softcopy refers to ___
A. Printer output
B. Music sounds
C. Screen output
D. None of these
ANSWER: C
SOLUTION: Softcopy refers to screen output, which is the output that is displayed on a computer monitor.
43. The device primarily used to provide Softcopy is the ______.
A. Keyboard
B. Joystick
C. Scanner
D. Light pen
ANSWER:C
SOLUTION:A scanner is the device that primarily provides softcopy. A scanner is an input device that converts hardcopy images into a digital format.
44. Large amounts of cheques are processed by ____.
A. OCR
B. MICR
C. BCR
D. None of these
ANSWER:B
SOLUTION:Banks use Magnetic Ink Character Recognition (MICR) to process large amounts of checks.
45. The input device to be used to get a printed diagram into a computer is the ________.
A. Printers
B. Keyboard
C. Touchpad
D. Scanner
ANSWER: D
SOLUTION: A scanner is an input device that converts printed images into digital information that can be stored on a computer.
46. It is a video capturing device_____.
A. Web cam
B. Microphone
C. Mouse
D. Monitor
ANSWER: A
SOLUTION: Thus, Web camera, Digital mobile camera are some of the examples of video capturing devices.
47. Which of the following could be digital input devices for computers?
A. Digital cam
B. Microphone
C. Scanner
D. All of these
ANSWER: D
SOLUTION:input device is a piece of computer hardware equipment used to provide data and control signals to an information processing system such as a computer or information appliance. Examples of input devices include keyboards, mouse, scanners, digital cameras and joysticks. Audio input devices may be used for purposes including speech recognition. Many companies are utilizing speech recognition to help assist users to use their device
48. Default pointing device of a laptop is ______.
A. Optical mouse
B. Sensitive mouse
C. Touch pad
D. None of these
ANSWER:C
SOLUTION:The default pointing device of a laptop is a touchpad, also known as a trackpad.
49. Which input device is used to read bar code?
A. Stripe reader
B. Bar code reader
C. Magnetic stripe reader
D. All the above
ANSWER: B
SOLUTION:A barcode reader, also known as a barcode scanner or price scanner, is an input device that can read barcodes and decode the data contained in the barcode to a computer.