1. | What is operating system? |
a. | collection of programs that manages hardware resources |
b. | system service provider to the application programs |
c. | link to interface the hardware and application programs |
d. | all of the mentioned |
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Answer: (d).all of the mentioned
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2. | To access the services of operating system, the interface is provided by the |
a. | system calls |
b. | API |
c. | library |
d. | assembly instructions |
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Answer: (a).system calls
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3. | Which one of the following is not true regarding operating system? |
a. | kernel is the program that constitutes the central core of the operating system |
b. | kernel is the first part of operating system to load into memory during booting |
c. | kernel is made of various modules which can not be loaded in running operating system |
d. | kernel remains in the memory during the entire computer session |
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Answer: (c).kernel is made of various modules which can not be loaded in running operating system
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4. | Which one of the following error will be handle by the operating system? |
a. | power failure |
b. | lack of paper in printer |
c. | connection failure in the network |
d. | all of the mentioned |
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Answer: (d).all of the mentioned
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5. | By operating system, the resource management can be done via |
a. | time division multiplexing |
b. | space division multiplexing |
c. | both (a) and (b) |
d. | none of the mentioned |
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Answer: (c).both (a) and (b)
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6. | If a process fails, most operating system write the error information to a |
a. | log file |
b. | another running process |
c. | new file |
d. | none of the mentioned |
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Answer: (a).log file
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7. | Which facility dynamically adds probes to a running system, both in user processes and in the kernel? |
a. | DTrace |
b. | DLocate |
c. | DMap |
d. | DAdd |
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Answer: (a).DTrace
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8. | Which one of the following is not a real time operating system? |
a. | VxWorks |
b. | Windows CE |
c. | RTLinux |
d. | Palm OS |
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Answer: (d).Palm OS
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9. | The OS X has |
a. | monolithic kernel |
b. | hybrid kernel |
c. | microkernel |
d. | monolithic kernel with modules |
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Answer: (b).hybrid kernel
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10. | Multi processor system that computer system have are also called |
a. | parallel systems |
b. | tightly coupled system |
c. | loosely coupled system |
d. | both a and b |
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Answer: (d).both a and b
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