Answer:
Option (D) i.e., cloud computing is the correct answer to the following question.
Explanation:
The following option is correct because cloud computing is a better way to store our application, data, and programs on the internet with privacy and without storing them into the hard drives.
So, that's why the following option is correct. It simple words, cloud computing provides us the facility to store data through the internet without storing them into the drive.
The working of dot matrix printer is provided in the picture.
Answer:
public static int square(int num){
return num*num;
}
Explanation:
Using the Java Programming Language, we declare a function named square as stated in the question, the return type of the function is stated as integer. And the the parameter it receives is an integer number called num.
To get the square of the number we use the expression num*num, and return the the squared value. When the function is called, it will receive one argument (an integer value), it will calculate the square and return it.