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Punjab Police Department Papers - 2018 Multiple Questions and Answers.
| 57. | What device prevents power interruptions, resulting in corrupted data? | ||
| A. | Battery back-up unit | ||
| B. | Surge protector | ||
| C. | Multiple SIMMs strips | ||
| D. | Data guard system | ||
| 58. | Measuring Unit of Capacity of Hard drive is_____ | ||
| A. | GHz | ||
| B. | GB | ||
| C. | Watts | ||
| D. | Newton | ||
| 60. | A person crosses a 600 m long street in 5 minutes. What is his speed in km per hour? | ||
| A. | 3.6 | ||
| B. | 7.2 | ||
| C. | 8.4 | ||
| D. | 10 | ||
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