203/233 Ope.Sys.
B.C.A. (Part-II) EXAMINATION – 2022
(Faculty of Science)
(Three-Year Scheme of 10+2+3 Pattern)
OPERATING SYSTEM
Time Allowed: Three Hours Maximum Marks: 100
No supplementary answer-book will be given to any candidate. Hence, the candidates should write their answers precisely in the main answer-book only.
All the parts of one question should be answered at one place in the answer-book. One complete question should not be answered at different places in the answer-book.
Write your roll number on question paper before start writing answers of questions.
Question paper consists of three parts. All THREE parts are compulsory.
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PART – I |
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1. |
(a) |
What is Operating System? |
10 x 2=20 |
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(b) |
What is Batch System? |
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(c) |
What is Scheduling? |
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(d) |
What is Storage Devices? |
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(e) |
What is Synchronization? |
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(f) |
Explain Primary Memory. |
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(g) |
What is Swapping? |
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(h) |
What is Database Management System? |
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(i) |
What is Windows Server? |
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(j) |
Explain Directory and File System. |
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PART – II |
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2. |
(a) What is Multi programming system? |
5×4=20 |
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(b) What is Direct Memory Access Buffering? |
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(c) What is communication? Explain Inter Process Communication with example. |
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(d) What is Deadlocks? Explain with example. |
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(e) What is priority of scheduling? Explain with example. |
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Part – III |
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3. |
What is Operating System? Explain evolution of operating system with example. |
12 |
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OR |
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Explain types of Operating System with example. |
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4. |
Explain Dynamic Memory for Data Structure with example. |
12 |
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OR
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Write short notes on: (a) Primary Memory (b) Virtual Memory (c) Shared Memory Multiprocessor
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3×4=12 |
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5. |
Write short notes on: (a) Internal and External fragmentation (b) Paging and Segmentation |
6+6=12 |
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OR |
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What is segmented paging? Explain different pieces of the virtual address in a paging. |
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6. |
Write notes on the following: (a) Virus and Worms (b) Memory Mapped Files (c) Security Design Principles |
3×4=12 |
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OR |
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What criteria should be adopted for choosing types of file organization?
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7. |
Explain introduction of parallel processing with example. |
6+6=12 |
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OR
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Explain the following: (a) Linux and Unix (i) Distributed Memory Management |
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