Ques 1. Write a C program to find the square of a number to follow the following statement: C function with arguments and with the return value.

Ques 2. int arr[7] = {5, 7, 2, 9, 3, 6, 4}; Write a C program to display the given array elements.

Ques 3. Construct a C program to read and display your full name.

Ques 4. In a software system, password checking is common. Assume, you have two strings an original password string and a user entered password string. Write a C program to check whether original password and the entered password given by the user matches or not.