Operating System & Fundamentals of ‘C’ Programming B.Sc Question Paper : mlsu.ac.in
University : Mohan Lal Sukhadia University
Degree : B.Sc
Department : Computer Science
Subject : Operating System & Fundamentals of ‘C’ Programming
Year : III
Document Type : Question Paper
Website : mlsu.ac.in
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Operating System & Fundamentals of ‘C’ :
Third Year Examination of the Three -Year Degree Course, 2001
(Faculty of Science) COMPUTER SCIENCE
Paper-I (Operating System & Fundamentals of ‘C’ Programming)
Related : Mohan Lal Sukhadia University File organization Techniques & Management B.Sc Question Paper : www.pdfquestion.in/5833.html
Time : 3 Hours
[ Maximum Marks :50 ]
Attempt five questions in all. selecting at least one question from each unit , All questions carry equal marks.
UNIT-I
1. (a) What do you understand by Software- Give the classification of Software.
(b) Draw a block diagram of the phases of a compiler and indicate main function of each phase.
2. (a) Explain contiguous allocation method.
(b) What are the major activities of an operating system in context to the file management-
UNIT-II
3. (a) What are the main advantages of multiprogramming
(b) Explain the features of UNIX Operating System.
4. (a) Discuss the evolution of MS-DOS
(b) Distinguish between external and internal commands.
(c) Describe how MS-DOS hierarchical file system is organized.
UNIT-III
5. (a) Discuss that ‘C’ is relatively a low level lanugage.
(b) Discuss the main features of the ‘C’ programming language.
6.(a) Givne a 5 digit integer. Write a ‘C’ program to print it in reverse order (for example given 92345 the result should be 54329).
(b) Write function to add, subtract, multiply and divide the two complex number (x+iy) and (a+ib).
UNIT-IV
7. Write a function to validate the elements of a matrix of size n x n.
The validation rules are :
(i) All diagonal entries should be positive.
(ii) The matrix should be symmetric
(iii) All the non-diagonal elements should be negative or zero.
8. Write a recursive function in ‘C’ to find Greatest Common Division (GCD) of two positive integers and hence explain the process of recursion.
UNIT-V
9. Write function in ‘C’ to retrieve a record with specified key using files.
10. Create a structure to store employee’s data with the following information :- Employees No, Employees name, employee pay, date of joining (which is itself a structure)
It is decided to increase the pay as per the following rules :-
pay<=Rs. 2,000 15% increase
pay>=Rs. 5,000 but >2,000 10% increase
pay>5,000 no increase
Write ‘C’ program to print details of employees who have completed