The world's online population was estimated to be around

in $2020.$

$4$ billion

$40$ billion

$400$ billion

$400$ million

Question $9(1$ point$)$

Which of the following statements about the Web is not true?

The Web was the original "killer app."

The Web is the technology upon which the Internet is based.

The Web is both a communications infrastructure and an information storag system.

The Web provides access to pages written in Hypertext Markup Language.

Question $10(1$ point$)$

Which of the following has not been the subject of concern about its increasing market dominance in $2020-2021?$

Google

Amazon

Facebook

Netflix