Question

C++

Q:01: Why do we need functions? Explain your answer by describing the function definition, calling the function, function prototype, and methods of passing variables.

Q:02: Write a program to sort the 10 numbers in descending order. For the sorting process, use the function subprogram and display the result in the main function.

Q:03: Write a program to store all the alphabets as characters in an array. The program should output:


  • The Entire Alphabets in one line.

  • The first six characters of the alphabet.

  • The last ten characters of the alphabet.

  • The tenth character of the alphabet.


Q:04: Write a program to initialize a 3*4 matrix, calculate every row and column total and display them with an appropriate message.

Q:05: What is the purpose of standard library functions? What are the advantages of these functions? What are the most important library functions?

Q:06: Define the following functions with C++ program:


  • sin()

  • cos()

  • pow

  • strlen()

  • strcat()

  • islower()


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