NIOS Class 12th Computer Science (330) Solved Practical File English Medium 2022-23

 Computer Science (330)

Practical File

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Practical – 1 

Objective

After completion of this practical you will be able to create your personal e-mail account.

Solution :- Google Gmail

1. Go to the Gmail website. 
2. At the bottom of the sign in screen, click the Create Account link. 
3. On the account creation screen, fill out all the fields (A) and then click Next (B). 

4. On the next screen, fill out your birth date and gender (A) and any other information you are comfortable with, then click Next (B).

5. Read Google’s Privacy and Terms, then click the I AGREE button.

6. Click the Next button until you’ve moved through the feature’s menu.

7. Click the Go to Gmail button, allowing you to access your New account.

Practical – 2

Objective 

Write a C++ program to accept two numbers, a float and an integer and display the following :- a) Sum of two numbers in integer form. B) Sum of two numbers in float form. 

Solution :- 

a) Sum of two numbers in integer form.

In this program we are asking user to input two integer numbers and then we are adding them and displaying the result on screen. 

Output:

Enter first integer number: 10

Enter second integer number: 20

Sum of entered numbers is: 30

b) Sum of two numbers in float form.

In this example, we will see how to add two numbers using function overloading. Function overloading is a feature that allows us to have more than one function having same name but different number, type of sequence of arguments. Here we are defining three functions for the same purpose addition, based on the data type of arguments different function is called.

Output: 

Practical – 3

Objective

Write a C++ program that accepts radius and then displays the area and perimeter of a circle. Consider “Pi” as a constant with value 3.14.

Solution :- 

Output

Practical – 4

Write a C++ program to accept a number. Using conditional operator print Whether the number is even or odd.

Solution :- 

Output

Practical – 5

Write a C++ program to accept a character. Print whether the character is an alphabet, digit, or a special character. Display appropriate messages.

Result

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