12. | Logical extension of multiprogramming of operating system is |
Discuss |
Answer: (d).both a and b
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13. | UNIX was initially developed at |
Discuss |
Answer: (a).Bell Labs
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15. | Which of the following will determine your choice of systems software for your computer ? |
Discuss |
Answer: (d).Both 1 and 3
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16. | What is a shell ? |
Discuss |
Answer: (b).It is a command interpreter
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17. | The operating system manages ________. |
Discuss |
Answer: (d).All of the above
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18. | The Hardware mechanism that enables a device to notify the CPU is called __________. |
Discuss |
Answer: (b).Interrupt
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19. | A program at the time of executing is called ________. |
Discuss |
Answer: (d).A Process
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20. | If you don't know which version of MS-DOS you are working with, which command will you use after booting your operating system ? |
Discuss |
Answer: (c).VER command
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