C Programming Exam Based Questions

OVERVIEW OF COMPUTERS AND C-PROGRAMMING
Short Answer (2 mark) Questions

1. Write difference between algorithm and flowchart.

2. Explain the importance of C language.

3. What is format specifier?

4. Define keyword, constant and variable.

5. Write a short note on type casting.

6. Explain sizeof() with example?

7. Why do we use header files?

8. Define relational operator?

9. What is the purpose of adding comments in a program?

10. Differentiate between computer software and hardware?

Essay Answer (10 mark) Questions

1. Describe in detail about computer hardware and software.[10]

2. Write detailed notes on C data types.[10]

3. Write an algorithm, flowchart and C program to find the sum of numbers from 1 to n.

4. Discuss about the following operators in C language with example.[4+3+3]

a. Bitwise operators

b. Increment and decrement operators

c. Logical operators

5. (a) Write the structure of C program and explain.[5+5]

(b) Write a program to perform swapping of two numbers without using temporary variable.

6. (a) Define algorithm. Write algorithm for finding factorial of a number.[4+6]

(b) What is flowchart? Explain different symbols used for flowchart.

7. (a) What is constant? Explain different constants in C.[6+4]

(b) What is variable? Give the rules for variable declaration.

8. (a) Write an algorithm and flowchart to generate Fibonacci series of numbers up to ‘n’.

(b) Draw the flowchart to find the greatest of three numbers.[5+5]

9. (a) Write an algorithm and flowchart to find whether the given number is prime or not.

(b) Explain about type conversion in C.[5+5]

DECISION & LOOP CONTROL STATEMENTS
Short Answer (2 mark) Questions

1. Classify the different types of decision making statements.

2. How switch case works without break statement.

3. Write the syntax for nested if and else-if ladder?

4. Write a program to check whether the person is eligible to vote.

5. Write and explain syntax of for loop.

6. Distinguish between while and do-while statements.

7. Write a program to print the multiplication table from 1 to n?

8. Differentiate between break and continue.

9. Define goto with an example.

10. Define exit and return statements.

Essay Answer (10 mark) Questions

1. Explain various branching statements in C with examples. [10]

2. (a) Write and explain about switch statement. [4+6]

(b) Write a Program to perform arithmetic operations using switch.

3. List and explain loop control (or) iteration statements in C. [10]

4. Write and explain syntax of for loop. [3+7]

5. (a) Write a program to check whether the given number is palindrome or not. [5+5]

(b) Write a program to check whether the given number is Even or Odd using GOTO statement.

6. List and explain unconditional statements in C with examples. [10]

7. (a) Write a program to find sum of the individual digits of a given number.[5+5]

(b) Write a program to find the sum of even and odd numbers from 1 to n.

8. Write a program to find the factorial of a given number.[5+5]

9. What is a nested loop? Write a program to display multiplications tables from 1 to n.

10.(a) Explain else-if ladder with the help of flowchart and program.[5+5]

(b) How does nested if-else works explain with an example?

Arrays and Functions

Short Answer (2 mark) Questions

1. What is an array? Write the types of an array.

2. How to declare and initialize 1-D, 2-D array with an example.

3. What is multi-dimensional array?

4. Write a program to read and display the elements using 1-D array.

5. Write a program to print the array elements in reverse order.

6. What is a function? Write the types of functions.

7. What is meant by call-by value and call-by reference?

8. What is recursion?

9. Write and explain the syntax of function?

10. What is #include, #define directives.

Essay Answer (10 mark) Questions

1. (a)Define an array. How to initialize one-dimensional array? Explain with suitable examples.[5+5]

  (b) Write a C program to sort the given array elements in Ascending order.

2. (a)How to declare and initialize a Two-dimensional array? Discuss with examples.[5+5]  

  (b)Write a C program to print the sum of diagonal elements of 2-D matrix.             

3. Write a C program to multiply two matrices of different order.[10]

4. (a) Write a C program to read and display a 3 by 3 matrix.[5+5]    

  (b)Write a C program to add 2 matrices of size n by n.                     

5. (a)Illustrate multidimensional arrays with example program.[5+5]

(b)Write a C program to find the largest element given in an array of elements.

6. (a) What are the advantages of functions?[3+7]

(b)Write a C program using function to exchange two numbers using pointers.

7. (a)Discuss about the different categories of functions.[5+5]

(b) Write a C program to illustrate call-by-value parameter passing technique.

8. (a) Write short notes on nested functions.[4+6]

(b) Write a C program to explain call-by-reference parameter passing technique.

9. (a) What is recursion? What are the advantages and Disadvantages of recursion?[4+6]

(b) Write a C program to find the factorial of a given number using recursion.

10. Distinguish between the following:[4+3+3]

a. Actual and formal arguments

b. Global and local variables

c. Automatic and static variables

POINTERS AND STRINGS

Short Answer (2 mark) Questions

1. Define pointer. How can you declare it?

2. What is pointer to pointer?

3. What is pointer arithmetic?

4. Define pointer array.

5. How can you read a string through keyboard?

6. What is array of strings?

7. Discriminate puts() and gets()

8. Discriminate putchar() and getchar()

9. How can you compare two strings?

Essay Answer (10 mark) Questions

1. (a) Define pointer. How to declare and initialize it. [5+5]

(b) Write a C program to illustrate the use of indirection operator to access the value pointed by a pointer.

2. (a) What are the features of pointers? Write a C program to print address of a variable

(b) Explain the declaration of pointers and pointer to pointer with examples.[6+4]

3. (a) With proper examples explain different arithmetic operations on pointers.[6+4]

(b) Write a C program to show that pointer of any data type occupies same space.

4. (a) Explain the concept of functions returning pointers with example.[5+5]

(b) Write a C program to read and print an array of elements using pointers.

5. (a) Explain the concept of array of pointers with examples.[4+6]

(b) Write a C program to read and display multiple strings using pointers.

6. (a) Write a C program to count the number of vowels, consonants, digits, spaces and special characters in a given string.[5+5]

(b) Write a C program to read the elements in an array and print the same in reverse order.

7. (a) Write a C program to implement strcmp() , strcat() , strcpy() and strlen().[5+5]

(b) Write a program to find the average marks obtained by a class of 50 students in a test.

8. (a) Explain declaration and initialization of array of strings.[4+6]

(b) Write a C program to find whether a given string is palindrome or not.

9. (a) Discus about arithmetic operations on characters.[5+5]

(b) Write a C program to read a set of strings and sort them in alphabetical order.

10. Explain the following string handling functions with example:[10]

a.strcpy()         b.strcmp()        c. strcat()         d.strlen()          e. strncat()

Related Posts

Leave a Reply

Your email address will not be published. Required fields are marked *