Ubuntu

Hi guys
i have some question about ubuntu(10.10)
1.what time scheduling & page replacement algorithm have been used in ubuntu
2.how to create a process
3.how to kill a process
4.how to send information to a process
5.how to see a process
6.how to increase priority of a process
7.how to decrease priority of a process
excuse me about my english
i need the answers as soon as possible
thanks a lot...

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