Question

what do you mean by the term source code of the current page viewed in a web browser

Answer 1

Source code actually is the backend information of a web which contains web languages like HTML, CSS, JS and PHP too. Every web page needs some coding for different layouts and styling. You can see source code of any web page by pressing CTRL + U in Chrome

Answer 2

It is a information regarding to that web page and language like html , dhtml, etc

For any web page there is a coding for their layout and styling

To see source code press ctrl + U in any browser

I hope it's help :)