EPISODE-272-2691 .- Which input device is used for input text, numbers, and commands to the computer?
(A) Mouse
(B) Keyboard
(C) Scanner
(D) All of the above
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Answer: Answer: (B)
EPISODE-272-2692 .- Which input device is/are used to move the cursor position on a monitor screen?
(A) Mouse
(B) Joystick
(C) Light pen
(D) Both a and b
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Answer: Answer: (D)
EPISODE-272-2693 .- The number of function keys in a keyboard is
(A) 14
(B) 12
(C) 13
(D) 15
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Answer: Answer: (C)
EPISODE-272-2694 .- Ctrl, Shift, and Alt are known as _ _ _ _ _ _ _keys.
(A) function
(B) modifier
(C) alphanumeric
(D) adjustment
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Answer: Answer: (B)
EPISODE-272-2695 .- Which key of keyboard is used to make characters either upper or lower case?
(A) ESC
(B) Return
(C) Shift
(D) Both a and c
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Answer: Answer: (C)
EPISODE-272-2696 .- The use of tab key in the keyboard is
(A) to move a cursor across the screen
(B) to indent a paragraph
(C) to move the cursor down the screen
(D) Both a and c
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Answer: Answer: (D)
EPISODE-272-2697 .- Mouse is
(A) pointing and drop device
(B) cursor-control device
(C) monitoring device
(D) Both a and b
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Answer: Answer: (D)
EPISODE-272-2698 .- The first computer mouse was developed by
(A) Douglas Engelbart
(B) William English
(C) Daniel Cougher
(D) Robert Zawaski
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Answer: Answer: (A)
EPISODE-272-2699 .- Optical mouse was built by
(A) IBM, 1920
(B) Intel, 1930
(C) Microsoft, 1999
(D) Dell, 2000
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Answer: Answer: (C)
EPISODE-272-2700 .- Which of the following is used in an optical mouse?
(A) Infrared light
(B) Light Emitting Diode (LED)
(C) Sensor
(D) Microwave
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Answer: Answer: (B)
EPISODE-272-2701 .- Wireless mouse communicates through
(A) radiowaves
(B) infrared wave
(C) microwaves
(D) Electromagnetic signal
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Answer: Answer: (A)
EPISODE-272-2702 .- Which of the following are not input devices?
(A) Webcam and Microphone
(B) Bar Code Reader and Smart Card Reader
(C) Optical Character Reader and Optical Mark Recognition
(D) Monitor and Printer
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Answer: Answer: (D)
EPISODE-272-2703 .- Which of the following is/are input devices?
(A) Track ball
(B) Scanner
(C) Touch screen
(D) All of the above
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Answer: Answer: (D)
EPISODE-272-2704 .- Which of the following is not an output device?
(A) Scanner
(B) Printer
(C) Headphone
(D) Speaker
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Answer: Answer: (A)
EPISODE-272-2705 .- A projector is an _ _ _ _ _ _ device that can take images generated by a computer and reproduce them on a large, flat surface.
(A) input
(B) output
(C) input and output
(D) monitor input
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Answer: Answer: (B)
EPISODE-272-2706 .- The OCR stands for
(A) Outsized Character Reader
(B) Optical Character Reader
(C) Operational Character Reader
(D) Only Character Reader
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Answer: Answer: (B)
EPISODE-272-2707 .- The OMR stands for
(A) Optical Mark Recognition
(B) Optical Magnetic Reader
(C) Only Mark Recognition
(D) Optical Markup Recognition
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Answer: Answer: (A)
EPISODE-272-2708 .- The MICR stands for
(A) Magnetic Ink Card Reader
(B) Magnetic Ink Code Recognition
(C) Meta Ink Character Recognition
(D) None of these
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Answer: Answer: (A)
EPISODE-272-2709 .- Which kind of device is a digital camera?
(A) Output
(B) Input
(C) Input and Output
(D) Software
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Answer: Answer: (B)
EPISODE-272-2710 .- Which of the following groups consists of only output devices?
(A) Scanner, monitor, printer
(B) Mouse, monitor, printer
(C) Keyboard, monitor, printer
(D) Monitor, printer, plotter
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Answer: Answer: (D)
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