| 91. | Operating System means ........................ |
| a. | a set of programs which controls computer working |
| b. | a way of computer drives works |
| c. | a set of devices and programs |
| d. | All of the above |
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Answer: (a).a set of programs which controls computer working
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| 92. | Which of the following is not OS layer? |
| a. | Kernel |
| b. | Shell |
| c. | Application Programs |
| d. | Critical Section |
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Answer: (a).Kernel
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| 93. | The operating system creates _____ from the physical computer. |
| a. | Virtual space |
| b. | Virtual computers |
| c. | Virtual device |
| d. | None of the above |
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Answer: (b).Virtual computers
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| 94. | ______ shares characteristics with both hardware and software. |
| a. | Operating system |
| b. | Software |
| c. | Data |
| d. | None of the above |
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Answer: (a).Operating system
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| 95. | Which is the first program run on a computer when the computer boots up? |
| a. | System software |
| b. | Operating system |
| c. | System operations |
| d. | Application software |
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Answer: (b).Operating system
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| 96. | Which is built directly on the hardware? |
| a. | Computer Environment |
| b. | Application Software |
| c. | Operating System |
| d. | Database System |
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Answer: (c).Operating System
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| 97. | Which of the following Operating System does not implement multitasking truly? |
| a. | Windows 98 |
| b. | Windows NT |
| c. | Windows XP |
| d. | MS DOS |
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Answer: (d).MS DOS
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| 98. | Which runs on computer hardware and serve as platform for other software to run on? |
| a. | Operating System |
| b. | Application Software |
| c. | System Software |
| d. | All of the above |
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Answer: (a).Operating System
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| 99. | Which is the layer of a computer system between the hardware and the user program ? |
| a. | Operating environment |
| b. | Operating system |
| c. | System environment |
| d. | None of the above |
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Answer: (b).Operating system
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| 100. | The primary purpose of an operating system is: |
| a. | To make the most efficient use of the computer hardware |
| b. | To allow people to use the computer |
| c. | To keep systems programmers employed |
| d. | To make computers easier to use |
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Answer: (a).To make the most efficient use of the computer hardware
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