EPISODE-242-Q.-2091 .- First Computer mouse was built by_______
(A) Douglas Engelbart
(B) William English
(C) Robert Zawacki
(D) Von Neumann

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Answer: (A) Douglas Engelbart

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EPISODE-242-Q.-2092 .- Which of the following is not a hardware?
(A) Processor
(B) Printer
(C) Mouse
(D) Java

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Answer: (D) Java

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EPISODE-242-Q.-2093 .- The transfer of data from a CPU to peripheral devices of computer is achieved through ________
(A) Modem
(B) Interface
(C) Buffer
(D) I/O Ports

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Answer: (D) I/O Ports

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EPISODE-242-Q.-2094 .- A thin plate or board that contains electronic components is called ___________
(A) Hard Disk
(B) RAM
(C) ROM
(D) Circuit Board

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Answer: (D) Circuit Board

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EPISODE-242-Q.-2095 .- A ___________ is used to create a digital representation of a printed document or photograph.
(A) Video Digitizer
(B) Scanner
(C) Monitor
(D) None of the Above

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Answer: (B) Scanner

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EPISODE-242-Q.-2096 .- The wheel located between the two standard buttons on a mouse is used to ________
(A) click in Web pages.
(B) scroll.
(C) click and select items.
(D) jump to different Web pages

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Answer: (B) scroll.

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EPISODE-242-Q.-2097 .- Any data and instruction entered in the memory of a computer is__________
(A) Storage
(B) Output
(C) Input
(D) Information

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Answer: (C) Input

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EPISODE-242-Q.-2098 .- Which input device resembles an upside-down mouse?
(A) Trackball
(B) Pointing stick
(C) Track pad
(D) Touch pad

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Answer: (A) Trackball

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EPISODE-242-Q.-2099 .- Bar-code readers use light to read ______
(A) UPCs
(B) UPSs
(C) POSs
(D) optical marks

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Answer: (A) UPCs

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EPISODE-242-Q.-2100 .- The display size of a monitor is measured _________
(A) diagonally.
(B) horizontally.
(C) vertically.
(D) None of the Above

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Answer: (A) diagonally.

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EPISODE-242-Q.-2101 .- The computer or system peripherals that receives data from processing unit are called ___________
(A) Input Devices
(B) Output Devices
(C) Both (A) and (B)
(D) None of the Above

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Answer: (B) Output Devices

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EPISODE-242-Q.-2102 .- A displaying screen in which text is presented in one colour and background is of any other colour is called ________
(A) monochrome screen
(B) high resolution screen
(C) low resolution screen
(D) medium resolution screen

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Answer: (A) monochrome screen

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EPISODE-242-Q.-2103 .- LED stands for _________
(A) Low Emission Display
(B) Liquid Emitting Display
(C) Less Emitting Diode
(D) Light Emitting Diode

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Answer: (D) Light Emitting Diode

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EPISODE-242-Q.-2104 .- A marker on the computer screen used to show the current position is called _________
(A) coloured marker
(B) position checker
(C) cursor
(D) None of the Above

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Answer: (C) cursor

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EPISODE-242-Q.-2105 .- Which of the following device is used to enter the text and numerical data in a computer?
(A) Plotter
(B) Scanner
(C) Printer
(D) Keyboard

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Answer: (D) Keyboard

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EPISODE-242-Q.-2106 .- Printer resolution is usually measured in ________
(A) Characters Per Minute (CPM)
(B) Pixels Per Inch (PPI)
(C) Pages Per Minute (PPM)
(D) Dots Per Inch (DPI)

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Answer: (D) Dots Per Inch (DPI)

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EPISODE-242-Q.-2107 .- _______ is an input device that converts analog information into digital form.
(A) Plotter
(B) Track Ball
(C) Light Pen
(D) Digitizer

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Answer: (D) Digitizer

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EPISODE-242-Q.-2108 .- __________ is a special type of optical scanner used to recognize the type of mark made by Pen or Pencil.
(A) Optical Character Reader
(B) Bar code Reader
(C) Optical Mark Reader
(D) None of the Above

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Answer: (C) Optical Mark Reader

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EPISODE-242-Q.-2109 .- Which of the following is non-emissive display?
(A) LED
(B) LCD
(C) Both (A) and (B)
(D) None of the Above

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Answer: (B) LCD

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EPISODE-242-Q.-2110 .- __________ printers print the characters by striking them on the ribbon which is then pressed on the paper.
(A) Impact
(B) Non Impact
(C) Both (A) and (B)
(D) None of the Above

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Answer: (A) Impact

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