AKTU B-Tech Last 10 Years 2010-2020 Previous Question Papers || Dr. A.P.J. Abdul Kalam Technical University
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Paper Id: 110265
Sub Code: KCS 201
Roll No.
Time: 3 Hours
B. TECH
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(SEM II) THEORY EXAMINATION 2018-19
PROGRAMMING FOR PROBLEM SOLVING
Total Marks: 100
Note: 1. Attempt all Sections. If require any missing data; then choose suitably.
SECTION A
- Attempt all questions in brief.
Marks CO a. What is the difference between .obj and .exe files in C? 2 2 b. List the components of C language. 2 1 c. Differentiate assignment and equality operators in C. 2 1 d. Correlate else if ladder and switch case statement. 2 3 e. Differentiate while and do while loop. 2 3 f. Differentiate recursion and iteration. 2 3 g. Explain the significance of null character in string. 2 5 h. Differentiate linear and binary search. 2 4 i. Differentiate static and dynamic memory allocation. 2 2 j. Define the structure of a node in linked list. 2 2
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SECTION B
- Attempt any three of the following:
Marks CO a. Draw the block diagram of a computer system. Explain its different components with suitable example. 10 1 b. Differentiate operator precedence and associativity. Write a program in C to elaborate the use of logical AND and logical OR operators in C. 10 1 c. What is the use of break statement in loops? Write a program in C using while loop to elaborate the use of break statement. 10 3 d. Write a program in C to input two 3x3 matrix from the user and print multiplication as the result in matrix form. (Write comments also at appropriate places in the program) 10 3 e. Explain the importance of pointers in C. Write a program in C to swap the values of two numbers entered by user using function call by reference method. 10 4
SECTION C
- Attempt any one part of the following:
Marks CO a. Write an algorithm and draw a flowchart to find the sum of digits of an integer number entered by the user. 10 2 b. Write an algorithm and draw a flowchart to reverse an integer number entered by the user. 10 2 - Attempt any one part of the following:
Marks CO a. Define the term mixed operands in an arithmetic expression with few examples. Write a program in C to elaborate the use of type casting. 10 1 b. Explain the use of default in switch statement. Write a program that takes two operands and one operator from the user and perform the operation and prints the result by using switch statement. 10 3 - Attempt any one part of the following:
Marks CO a. Write a program in C to print following pattern with appropriate comments:
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10
98
765
432110 3 b. Discuss the concept of assembler. Explain complier, interpreter, loader and linker with example. 10 3 - Attempt any one part of the following:
Marks CO a. Write the importance of sorting in problem solving. Write a program in C using bubble sort technique to sort 10 numbers entered by the user. 10 4 b. Explain the importance of structure in C programming. Write a program in C using structure to enter and print the record of 10 books available in your library. book title, book price and number of pages. 10 5 - Attempt any one part of the following:
Marks CO a. Define various file operations in C. Write a program in C to count and print the number of characters in a file. 10 5 b. Explain the following: - Macros
- Union
- Enumerated data types
- Type conversion
10 5
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