Welcome to your Computer Hardware set - 3
1.
The read and write operations in the computer is carried out through
2.
Which button is known as a middle button used as the third mouse button?
3.
Which of the following optical input device converts data and images on paper into digital form?
4.
Which input device is mainly used to detect marks on paper?
5.
What is the full form of CRT device?
6.
What kind of device is a computer mouse?
7.
Which input device is widely used for acquiring textual data from images?
8.
Which input device moves in all directions, controls the movement of the cursor, and continues moving in the previously pointing direction?
9.
Which input device is used to recognize the physical or behavioral traits of the individual?
10.
Which key is used to launch the Start button?
11.
Which of the following input device is used for marking attendance of employees/students in organizations/institutions and security purposes?
12.
Which of the following is a video capturing device?
13.
Optical Character Recognition is used for the preparation of
14.
Which of the following key should be pressed to move to the beginning of a line of text?
16.
Which memory is used for storing data and program instructions currently being executed by CPU?
17.
Which of the following device is a visual display unit (VDU)?
18.
A joystick is primarily used for which purpose?
19.
Which of the following input device is a handheld electro-optical pointing device that is used for making drawings, graphics, and for menu selection?
20.
What is the full form of MICR?
21.
Which input device is used in banks for processing cheques to recognize the magnetic encoding numbers printed at the bottom of a cheque?
22.
What kind of device is a digital camera?
23.
Which of the following device is/are both input and output devices?
24.
Which of the following is/are the type of smart card reader?
25.
The clarity of an image depends on which factors?
