Download JNTUH MCA 1st Year R19 2020 January 861AC Computer Programming And Data Structures Question Paper

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Code No: 861AC

JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

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R19

MCA I Semester Examinations, January - 2020

COMPUTER PROGRAMMING AND DATA STRUCTURES

Time: 3hrs Max.Marks:75

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Note: This question paper contains two parts A and B.

Part A is compulsory which carries 25 marks. Answer all questions in Part A. Part B consists of 5 Units. Answer any one full question from each unit. Each question carries 10 marks and may have a, b, c as sub questions.

PART - A 5 x5 Marks =25

1. What are the different data types available in ‘C’? [5]
2. Differentiate Break and Continue statement. Give examples. [5]

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3. What is dynamic memory allocation? What are the various dynamic memory allocation functions? [5]
4. Compare arrays and structures. [5]
5. What are the applications of stack? [5]

PART -B 5 x 10 Marks =50

6. What are the components of the computer systems?

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   What is Flowchart? What is the need of Flowchart symbols? [5+5]

   OR

   What are Operators? Mention their types in C.

   What do you mean by conditional or ternary operator? Explain. [5+5]

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7. List out the Conditional and Control statements in C and explain with examples. [10]

   OR

   What is Recursion? List out merits and demerits.

   Explain the following:

   1. Actual and formal arguments

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   2. Global and local variables [5+5]

8. How arrays are passed to function? Explain with example. [10]

   OR

   Write a C program to multiply two matrices using functions. [10]

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9. Define self-referential structure with example.

   What is an array of structure and give example. [5+5]

   OR

   Explain about copying and comparing structure variables with example program. [10]

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10. Explain the operations and the implementation of Stack using Linked list. [10]

    OR

    Sort the following elements using selection sort: 45, 8, 69, 75,14,138, 92,53, 13, 158. [10]

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