Ques 1.

Write an algorithm, draw corresponding flow chart and write an interactive program which prompts the user with the following options on the opening menu:

1) To accept two integers and check whether they are equal or not
 2) To check whether a given number is even or odd
 3) To check whether a given number is a positive number or a negative number
 4) Quit

Ques 2.

Write the functions in C for the following: (9)
 (a) To find the square of any number.
(b) To find the absolute difference between two integers.
(c) To convert a decimal number to its equivalent binary number.
(d) To find the largest element in a given array of n elements. 

Ques 3.

Write an interactive program using recursion for each of the following: 
(a) To count the digits of a given number.
(b) To reverse a string
(c) To find the least-common-multiple of two numbers. 

Ques 4.

Write interactive C programs to perform the following on strings: 
(a) To find the length of a given string without using the string library functions.
(b) To compare two strings without using string library functions.
(c)To count the total number of vowels and consonants in a string and display the counts
separately.

Ques 5.

Write an interactive C program to insert new elements in the unsorted array

Ques 6.

Using Structures in C, write an interactive program to display the mark-sheet and grade card for 10 students for a MOOC course.  Note: Assumptions can be made wherever necessary and mention them.

Ques 7.

Using File Handling concept in C programming, write the C programs for the following: 

(a) To find the number of lines in a text file.
(b) To delete specific line from a text file.
(c) To copy a file to another folder with a different file-name.