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Download JNTUH MCA 3rd Sem R09 2018 June-July F3303 Linux Programming Question Paper

Download JNTUH (Jawaharlal nehru technological university) MCA (Master of Computer Applications) 3rd Sem (Third Semester) Regulation-R09 2018 June-July F3303 Linux Programming Previous Question Paper

This post was last modified on 17 March 2023

This download link is referred from the post: JNTUH MCA 4th Sem Last 10 Years 2023-2013 Question Papers R20-R09 || Jawaharlal nehru technological university


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Code No: F3303 R09

JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

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MCA III Semester Examinations, June/July - 2018

LINUX PROGRAMMING

Time: 3hrs Max.Marks:60

Answer any five questions

All questions carry equal marks

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  1. a) Write a shell script that determines the period for which a specified user is working on the system?
    b) Explain reliable and unreliable signals. [6+6]
  2. a) Write about directory management system calls.
    b) Differentiate pipes and named pipes. [6+6]
  3. a) Write about orphan process.

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    b) Write a C program to create a zombie process. [6+6]
  4. Write a C program to create a message queue with read and write permissions to write 3 messages to it with different priority numbers. [12]
  5. What are semaphores? Explain with an example:
    Write a note on POSIX thread APIs. [6+6]
  6. Write about shell meta characters.

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    Differentiate soft links and hard links: [6+6]
  7. What is socket? Explain socket system calls for connection oriented protocol. [12]
  8. Write short notes on the following:
    a) Socket addresses
    b) Stream errors

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    c) FIFO’s. [12]

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This download link is referred from the post: JNTUH MCA 4th Sem Last 10 Years 2023-2013 Question Papers R20-R09 || Jawaharlal nehru technological university