Who invented world wide web?

Who invented zero

Who invented radar?

Who among the following invented the World Wide Web (www) in 1989?

Who invented the video tape?

Who invented the modem ?

Who invented X-rays?

How are the World wide web (WWW) and the internet different?

A common tool used to limit access to certain material on the world wide web or protecting the childs from questionable sites on the internet is called______.