How many keys are there in a keyboard?
108
104
124
110
What refers to a single point in a graphic image?
Line printer
Pixels
CRT
None of these
Which printer is similar to xerox machine?
Inkjet printer
Laser printer
Dot matrix
Which of the following is a pointing device?
Keyboard
Mouse
Monitor
Printer
Which device displays the output of the computer programs on a paper?
Speaker
None
Which type of monitor uses a single color to display text and graphics?
Plasma
SED
Monochrome
How many pages can be printed by a laser printer in a minute?
50
100
25
10
Which is the common term used to refer devices that are connected to the CPU of a computer?
Output device
Input device
Storage device
Peripherals
Which among the following is used to display picture on the monitor?
Pixel
Dots
Which output device used to display the result on the screen?