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