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B.C.A. (Part—I) Semester—II Examination
2ST1 : OPERATING SYSTEM
Time : Three Hours] [Maximum Marks : 60
Note :— (1) All questions are compulsory.
(2) All questions carry equal marks.
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(3) Use suitable data wherever necessary.
- (a) What is Software ? Explain different types of utility softwares. (6)
(b) Explain Unix shell applications. (6)
OR - (a) What is Operating System ? Explain types of operating system. (6)
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(b) Explain:
(i) Multitasking
(ii) Multiprogramming. (6) - (a) Explain the structure of File Allocation Table (FAT). (6)
(b) Explain with example :--- Content provided by FirstRanker.com ---
(i) ATTRIB
(ii) Config.sys.
(iii) FORMAT. (6)
OR - (a) Explain Booting Process. Also explain its types. (6)
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(b) Explain the directory structure of DOS. (6) - (a) Explain Process Control Block (PCB). (6)
(b) Explain :
(i) Time slicing
(ii) Batch processing system. (6)--- Content provided by FirstRanker.com ---
OR - (a) Explain process scheduling. Explain priority scheduling in brief. (6)
(b) Explain:
(i) Suspend and Resume
(ii) Throughput--- Content provided by FirstRanker.com ---
(iii) Waiting Time. (6)
- (a) Explain different space allocation techniques. (6)
OR - (a) Explain contiguous allocation with example. (6)
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(b) What are the basic operations performed on a file ? Explain. (6) - (a) What is segmentation ? Explain. (6)
(b) Explain page replacement algorithm. (6)
OR - (a) Explain virtual memory management. (6)
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(b) Explain demand paging in detail. (6)
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