What is while loop and give example?

What is while loop and give example?

A “While” Loop is used to repeat a specific block of code an unknown number of times, until a condition is met. For example, if we want to ask a user for a number between 1 and 10, we don’t know how many times the user may enter a larger number, so we keep asking “while the number is not between 1 and 10”.

What is meant by while loop in C?

The while statement lets you repeat a statement until a specified expression becomes false.

What is loop in C explain with example?

A loop in C consists of two parts, a body of a loop and a control statement. The control statement is a combination of some conditions that direct the body of the loop to execute until the specified condition becomes false. The purpose of the C loop is to repeat the same code a number of times.

What is difference between while and do while loop in C?

1. While the loop is an entry control loop because firstly, the condition is checked, then the loop’s body is executed. The do-while loop is an exit control loop because in this, first of all, the body of the loop is executed then the condition is checked true or false.

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What is difference between do while and while loop in C?

What is difference between for loop and while loop in C?

The while loop is the most fundamental loop available in C++ and Java. The working of a while loop is similar in both C++ and Java.The general form of while loop is: The while loop first verifies the condition, and if the condition is true then, it iterates the loop till the condition turns out false.

What is while loop in C programming?

Loops are used in programming to repeat a specific block of code. After reading this tutorial, you will learn how to create a while and do…while loop in C programming. Loops are used in programming to repeat a specific block until some end condition is met.

Can we use while loop to create a virus?

well, yes. but it’s just a basic thing like any other programming concept. most programs use while loops. for a virus, maybe it would use a while loop to scan ports forever to find new places to infect. or use a while loop to constantly log your keystrokes and what you type, to get passwords. 9th June 2017, 10:27 PM

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Can we write a loop as a while loop?

As you already know that while loop body can contain statements, we can write while loop inside while loop. While loop inside another while loop is called Nested While Loop.