What comes next?

1. Perform repetitive tasks by using the loop concept.

2. What is the while loop and how it can be used?

3. What is the for loop and  how it can be used?

4. What are the differences between a for and a while loop and when is more appropriate to use the one in favor of the other?

5. What does the 'break' keyword in loops do?

6. What does the 'continue' keyword do?

7. How to create nested loops and what kind of problems they solve?