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This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your knowledge and support exam preparation. Choose a topic below to get started.
| 51. |
What steps does the shell take after processing a command. |
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| 52. |
What are the uses of pipes in UNIX? |
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| 53. |
What are the different ways of redirecting I/O? |
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| 54. |
What is the alias mechanism in UNIX? |
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| 55. |
What do you understand by File modes in Unix? |
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| 56. |
There are multiple shell types of Unix. What are the features of the Bourne and Korn shell? |
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| 57. |
What are sockets? |
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| 58. |
Explain IPC. |
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| 59. |
What is cascading termination? |
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| 60. |
What is context switching ? |
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| 61. |
Explain PCB. |
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| 62. |
When an input file is opened, what are the possible errors that may occur? |
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| 63. |
What are the activities related to the Time Shared User Program Management? |
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| 64. |
What is time slice? |
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| 65. |
Differentiate between the user mode and monitor mode. |
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| 66. |
What is EIDE? |
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| 67. |
Explain the positioning time for a disk. |
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| 68. |
Explain the execution cycle for a von Neumann architecture. |
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| 69. |
How can the speed of interrupt driven input output systems be improved? |
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| 70. |
What is the need of device status table? |
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| 71. |
Why is interrupt vector used in operating systems? |
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| 72. |
Explain the handheld systems. List the issues related to the handheld system. |
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| 73. |
What is DLM? |
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| 74. |
Explain SMP. |
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| 75. |
What are loosely coupled systems? |
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| 76. |
What is graceful degradation? |
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| 77. |
Why is a single serial port managed with a single interrupt-driven I/O but a front-end processor is managed using a polling I/O, such as a terminal concentrator? |
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| 78. |
What do you understand by transaction atomicity? |
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| 79. |
What are merits and demerits of systems supporting multiple file structure and systems supporting a stream of bytes? |
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| 80. |
What are the benefits and losses of placing the functionality in a device controller rather than in placing it in the kernel? |
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| 81. |
How are data structures handled by NTFS and how does it recover from a crash? |
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| 82. |
Explain the booting process of a Windows XP system. |
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| 83. |
Explain the layers of a Windows XP system. |
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| 84. |
What problems are faced during the implementation of a network-transparent system? |
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| 85. |
What are the pros and cons of using circuit switching? |
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| 86. |
How can a VFS layer allow multiple file systems support? |
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| 87. |
What complications does concurrent processing add to an operating system? |
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| 88. |
When does the Belady's anomaly occur? |
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| 89. |
State the advantages of segmented paging over pure segmentation? |
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| 90. |
Why is the context switch overhead of a user-level threading as compared to the overhead for processes? Explain. |
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| 91. |
For a deadlock to occur what are the necessary conditions |
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| 92. |
What differences are there between a semaphore wait signal and a condition variable wait signal? |
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| 93. |
How does reference counting manage memory allocated objects? When can it fail to reclaim objects? |
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| 94. |
Explain how a copying garbage collector works. How can it be implemented using semispaces? |
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| 95. |
Why is round robin algorithm considered better than first come first served algorithm? |
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| 96. |
What are the different types of scheduling algorithms? |
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| 97. |
What are the advantages of distributed system? |
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| 98. |
What is a library? |
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| 99. |
What is a compiler? |
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| 100. |
What are the disadvantages of using threads? |
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