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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lesson2 -basic Linux tasks

原文：http://christhai.blog.51cto.com/1584747/1693244