Q.1 Difference between span and div?
Q.2 Create a page with rows and columns without using tr and td. Use only div and span.
Q.3 Difference between <br> and </br>.
Q.4 Ajax something.
Q.6 Difference between HTML 4 and HTML 5.
Q.7 Cross browser compatibility and how to check site functioning by comparing with w3schools.
Q.8 Block elements and inline elements.
Q.9 Class and block variables