Computer Input Output Devices Questions

Q.51 Devices that allow you to put information into the computer…?
A Input
B Output
C Type
D Print
Ans:- (A) Input
Q.52 A key that will erase information from the computer memeory and characters on the screen….. ?
A Edit
B Delete key
C Dummy key
D Turst key
Ans:- (B) Delete key
Q.53 The…… takes on differet shapes depending on the tast you are pergorming ?
A Active tab
B Insertion point
C Mouse pointer
D Ribbon
Ans:- (C) Mouse pointer
Q.54 You can use the tab key to…..?
A Move acursor across the screen
B Indent a paragraph
C Move the cursor down the screen
D Both a and b 
Ans:- (D) Both a and b 
Q.55 Information that comes froman external source and is fed into computer software is called……?
A Input
B Output
C Throughtput
D Reports
Ans:- (A) Input
Q.56 Which key enable the input of numbers quickly ?
A Function key
B The Numeric key
C Ctrl, shift and alt
D Arrow key
Ans:- (B) The Numeric key
Q.57 You use a……. such as a keyboard or mouse to input information ?
A Storage device
B Processing device
C Input device
D Output device
Ans:- (C) Input device
Q.58 Digital photos and scanned images are typically stored as….. graphics with extensions such as .bmp, .png, .jpg ?
A Vector
B Bitmap
C Either vector bitmap
D Neither vector nor bitmap 
Ans:- (B) Bitmap
Q.59 OCR stands for….?
A Optical Character Recognition
B Optical CPU Recognition
C Optimal Character Rendering
D None of these
Ans:- (A) Optical Character Recognition
Q.60 Which device is used as the standard pointing device in a graphical user enviroment ?
A Keyboard
B Mouse
C Joystick
D Track ball 
Ans:- (B) Mouse

 

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