yes they do know i have aan account
If you know a person you dislike , avoid him/her.
I dont know who you could possibly find that out.
No, the owner has no way to know who is watching the videos they put on youtube.
it makes it easier for you to know when the person you subscribed to has made a new video or took down a old one.
Responses to different videos. Let's say you have a contest and to link it to that contest you just have a "Video Response" so you know that person can get it. It's a helpful tool.
How old are you ?
Check on your YouTube account
i dont know, but you should check out the thebobster1998 and bobsterdude98 on youtube
VEVO and YouTube (that I know of).
count 'em.
Yes, you tube has many videos,showing a person what virtulization is.It explains the hardware,a beginners guide to creating virtual machines.A step by step video on everything you need to know about virtualization.
check this out