What is an Assembler

4 years ago
Operating System

An assembler acts as a translator for low-level language. Assembly codes written using mnemonic commands are translated by the Assembler into machine language.

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Bijay Satyal
Bijay Satyal
Oct 22, 2021
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2. Explain briefly about, processor, assembler, compiler, loader, linker and the functions executed by them.

3. What is the main component of operating system

4. Describe different job scheduling in operating systems.

5. What is the cause of thrashing? How does the system detect thrashing? Once it detects thrashing, what can the system do to eliminate this problem?

6. Under what circumstances do page faults occur? Describe the actions taken by the operating system when a page fault occurs?

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9. What is the usage of Deadlock Detection- Algorithm?

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16. What are the different process states?

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34. What is the difference between Hard and Soft real-time systems?

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48. Explain Page-replacement with any one page replacement algorithm.

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51. What is Segmentation? Explain

52. Explain the concept of paging in memory

53. What is fragmentation? Explain different types of fragmentation

54. What is dynamic memory allocation? Explain first fit, best fit and worst fit

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56. Explain Swapping in Operating System?

57. Overlays in Memory Management

58. Explain Static vs Dynamic Loading

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69. What do you mean by graceful degradation in multiprocessor systems?

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80. What level of security does Windows NT meets?

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82. What are the sub-components of I/O manager in Windows NT?

83. What is Executive in Windows NT?

84. What are rings in Windows NT?

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94. What is a drawback of MVT?

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96. What are the key object oriented concepts used by Windows NT?

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99. What has triggered the need for multitasking in PCs?

100. What is Page Cannibalizing?

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102. What are demand-paging and pre-paging?

103. In the context of memory    management, what are placement and replacement algorithms?

104. How are the wait/signal operations for monitor different from those for semaphores?

105. What is time-stamping?

106. Describe the Buddy system of memory allocation.

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