This can vary, however I would recommend at least 1 GB of RAM if you are going to be using msn messenger, skype, or any other webcam-compatible program. This will allow them to perform to the best of their ability in terms of speed.
To run windows 7 you need at least 4gb of ram
about 3gb of ram is recommended for windows 7 starter.
no
a webcam and a microphone
no
For a gaming computer you will need at least 4GB of RAM. Most people average 6GB for their gaming computers.
25 MB = .025 GBYou have plenty of RAM for the software you need to install
You need 2GB.
about $30
In order to find out how much RAM is installed in a computer system, you will need to right click the my computer icon, and then click properties. When the window pops up, it will have the information containing the amount of RAM in addition to the processor speed.
There is nothing you need to do. All modern computers automatically determine how much RAM is installed.
Most likely the installation of your Webcam did not go right, and you will need to re-install the drivers.