lesson2 basic Linux tasks

1. sudo super user do ROOT is higest user

2. man Pages

man ping : describe ping command hit 'q' exit and back to command line

3. sudo tasksel: LAMP server

4.apt-get

sudo apt-get install apache2

remove

update

5.server

sudo /etc/init.t/apache2 start

stop

restart

6. top show process ,task manage PID CPU MEMORY

k idnumber kill the process

7. basic navigation

cd change directory

cd etc

cd /etc go to root first and find etc

cd ETC no such file and directory

ls show

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