CNET is basically a site where you get IT related news, guide to how to solve problems related to PC, Internet, Android issues, tips and tricks.You can also download software related to your PC use, Android use.You can also download some game’s update addons and patch etc.
CNET is multipurpose site which I already told you.You can also check reviews of various products like we do in mouthshut.com.You can check every information related to technology, Cars and Games etc.
Overall CNET is good site for updating your self according to time about your knowledge to what is going on in IT sector.
In my opinion you should all check at least one for this site.