Is html use full for electronics and communication engineering students...if it is how it will (reply pls)

Answer 1

no
matlab, python, javs & vlsi are the most important & beneficial for ece engineers

Answer 2

html, is principally for web design. If you want to just code with input/outpt, you could learn python.
Or if you want to code, as you said, electronics and egineering, you could learn c/c++