Document get element by id nonsense

Question

What does that mean I know variables writes if else while for functions if else alerts prompts and confirms.

Answer 1

If you are working with DOM(check javascript course), you can select an element using document.getElementById("");
Then you can modify it's properties using JavaScript.
It is well explained at Javascript DOM course.

Answer 2

i am not that smart i just started objects

Answer 3

Well, just keep learning, practising and you will understand everything...

Answer 4

answer nooooow