Download VTU B-Tech/B.E 2019 June-July 1st And 2nd Semester 18 Scheme I8CPS13 C Programming for Problem Solving Question Paper

First Semester B.E. Degree Examination, Dec.2018/Jan.2019

C Programming for Problem Solving

Time: 3 hrs.

Max. Marks: 100

1. 1. Explain the basic structure of a C program with example.

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   2. Define a variable. Explain the rules for constructing variables in C language.
   3. Write a C program to compute simple interest. Draw the flowchart for the same.
2. 1. Define data type. Explain primitive data types supported by C language with example.
   2. List all the operators used in C language and evaluate following expression.
      1. x = a -b/3 + c * 2 –1 when a = 9, b = 12, c = 33

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      2. 1 W = 10 11 5 < 4 && 8.
   3. Describe the various type computers.
3. 1. Explain the formatted I/O functions of C language with syntax and example.

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   2. Write a C program to implement commercial calculator using switch statement.
   3. Write the syntax of different branching statements and explain their working.
4. 1. Differentiate between while loop and do-while loop. Explain with syntax and example.
   2. Write a program to find the sum of N natural numbers using for loop.

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   3. Write a C program to plot Pascal's triangle.
5. 1. Define array. Write the syntax for and with declaring and initializing 1D and 2D array with suitable example.
   2. Write a C program to find the transpose of a give matrix.

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6. 1. Define string. List out all string manipulation function. Explain any two with examples.
   2. Write a C program for [consider integer data]
      1. Bubble sort
      2. Linear search.

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7. 1. What is a function? Explain the different type of functions based on parameter.
   2. Write a program to find the factorial of a given number using functions.
   3. Write a program to find GCD and LCM of two numbers using concept of functions.
8. 1. Explain recursion and write a program to find nth term of Fibonacci series.

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   2. Give the scope and lifetime of following :
      1. External variable
      2. Static variable
      3. Automatic variable
      4. Register variable.

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9. 1. What is a structure? Explain the syntax of structure declaration in C with example.
   2. Write note on :
      1. Arrays within structures
      2. Arrays of structures.

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   3. Implement structures to read, write and compute average marks and the students scoring above and below average marks for class of N students.
10. 1. What is a pointer? Show how pointer variable is declared and initialized.
    2. Explain any two preprocessor directives in C.
    3. Write a C program to find sum and mean of all elements is an array using pointer.

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