Question $4$

$2$ pts

Services such as social networking websites $($for example, Facebook$),$ product and service review websites $($for example, Yelp$),$ wikis $($for example, Wikipedia$),$ communication tools etc., that emphasize online collaboration and sharing among users are associated with:

Web $2\mathrm{.}0$

Web $1\mathrm{.}0$

Web $3\mathrm{.}0$

Intelligent web