Which of the following keyboard have 83 keys?
We use following scanner to recognize the printed and typed texts
Which of the following printer produces most noise?
The two kinds of input devices – direct input and indirect input devices are classified based on
In a computer keyboard the Alt, Ctrl, Shift, Del & Insert keys are known as
A standard CD ROM can hold data up to
The storage capacity of a hard disk is measured in
The temporary output of a computer system is called
Text and images are displayed on monitor by individual
The scanning technology that allows to read the check boxes affixed in predefined space is
Which of the following is not a type of scanner?
Memory chips are mounted on a circuit board usually known
Which of the following hardware you usually can’t find inside a CPU Casing?
Which of the following type of mouse contain a ball on its underside and sensors to detect direction of ball movement?
In a keyboard, the arrow keys, Home, End, PageUp, PageDown keys are known as
Which of the following term do not refer to an expansion card?
The most common input device to control the movement of the cursor on the screen?
Which of the following is not a type of plotter
Identify the network hardware of a home network
A computer monitor is also called a
IBM introduced the first 8” floppy disk in 1971 which could store
Which of the following is not a network hardware?
Which of the following ROM is most convenient to rewrite?
The time taken to move an access arm to a certain track on a disk is
Which of the following is not a peripheral hardware device in a computer system?
Which key was added in Windows keyboard?
The scanning technology that makes it possible to recognize handwritten data when there is usually space among characters is
The storage capacity of a floppy disk is measured in
In which input method the data is already in machine readable form?
A kind of memory chip that stores data and instructions permanently is
The stuff would likely break if you threw it out of a fifth-story window is
What is the difference between mechanical mouse and opto-mechanical mouse?
To record and produce sound in a computer system you need
Which of the following is a scanning technology?
A computer key board is a sophisticated electromechanical component designed to create specialized electronic codes when a key is pressed. What is that electronic codes called?
Specialized vacuum tube in which images are produced when
Which company introduced the first desktop laser printer called LaserJet?
Keyboard is an example of