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Punjab Police Department Papers - 2019 Multiple Questions and Answers.
| 6. | A light sensitive device that converts drawing, printed text or other images into digital form is.......? | ||
| A. | Keyboard | ||
| B. | Scanner | ||
| C. | OMR | ||
| D. | None of these | ||
| 7. | WWW stands for...........? | ||
| A. | World Whole Web | ||
| B. | Wide World Web | ||
| C. | Web World Wide | ||
| D. | World Wide Web | ||
| 9. | What type of operating system MS-DOS is? | ||
| A. | Command Line Interface | ||
| B. | Graphical Users Interface | ||
| C. | Multitasking | ||
| D. | Menu Driven Interface | ||
| 10. | Which technology is used in compact disks? | ||
| A. | Mechanical | ||
| B. | Electrical | ||
| C. | Electro Magnetic | ||
| D. | Laser | ||
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