Is there a computer camera that records sound from the computer?
computer cams will record sound also provided the computer has a microphone.
How to access other computer from my computer through internet so that i can see there desktop?
the best software to do this is TeamViewer ,downloadfrom here :http://teamviewer.cominstall the program and tell your friend to install it,tell your friend to give you the id and the password from ...
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Is there a program that video records what u say and are doing on the computer info in description?
CamStudio (free): http://camstudio.org/Hypercam (free): http://www.hyperionics.com/hc/Camtasia Studio: http://www.techsmith.com/camtasia.html
Is there a program that i can download so that i can have sound on my computer?
No sound after an upgrade usually means that you are missing the sound driver(s).What computer or motherboard do you have? That will determine which driver(s) you need.
Why doesnt my video have sound when i transfer it from my camera to my computer?
How are you connecting to your computer? You need to make sure you have audio connections to your computer as well as video.