%
% Appendix A
%
\chapter{Directory Tree-Structure}
\label{APPENDIX_TREE}
Your personal directories are part of a larger directory structure of the Linux
system including other users' directories and the Linux system directories.
Figure \ref{DIR_TREE} illustrates, for example, the directory structure
for user {\tt ab1234}, the directories are shown relative to other user
and system directories.
\unitlength=1.0pt
\begin{figure}[hbt]
\begin{picture}(148.00,230.00)(-50.00,600.00) 
\put(9.00,805.00){\line(1,0){29.00}} % / -> bin
\put(26.00,805.00){\line(0,-1){112.00}} % /'s children
\put(26.00,791.00){\line(1,0){12.00}} % dev
\put(26.00,777.00){\line(1,0){12.00}} % etc 
\put(26.00,763.00){\line(1,0){12.00}} % home
\put(81.50,763.00){\line(0,-1){28.00}} % home's children
\put(64.50,763.00){\line(1,0){29.00}} % home -> pq56789
\put(81.50,749.00){\line(1,0){12.00}} %         xy654321
\put(147.50,735.00){\line(0,-1){56.00}} % 
\put(81.50,735.00){\line(1,0){12.00}} %         ab1234
\put(137.50,735.00){\line(1,0){22.00}} %        - fortran
\put(147.50,721.00){\line(1,0){12.00}} %        - www
\put(147.50,707.00){\line(1,0){12.00}} %        - welcome.txt
\put(147.50,693.00){\line(1,0){12.00}} %        - mail
\put(147.50,679.00){\line(1,0){12.00}} %        - project
\put(195.50,679.00){\line(1,0){22.00}} %        - data
\put(206.50,679.00){\line(0,-1){14.00}} %
\put(206.50,665.00){\line(1,0){12.00}} %        - report
\put(250.50,665.00){\line(1,0){22.00}} %        - article1.txt
\put(261.50,665.00){\line(0,-1){42.00}} %   
\put(261.50,651.00){\line(1,0){12.00}} %        - article2.txt
\put(261.50,637.00){\line(1,0){12.00}} %        - report.txt
\put(261.50,623.00){\line(1,0){12.00}} %        - todo
%
\put(26.00,735.00){\line(1,0){12.00}} % lib
\put(26.00,721.00){\line(1,0){12.00}} % proc
\put(26.00,707.00){\line(1,0){12.00}} % tmp 
\put(26.00,693.00){\line(1,0){12.00}} % usr
%
\put(8.50,805.00){\makebox(0,0)[rc]{/}}
\put(39.50,805.00){\makebox(0,0)[lc]{bin}}
\put(39.50,791.00){\makebox(0,0)[lc]{dev}}
\put(39.50,777.00){\makebox(0,0)[lc]{etc}}
\put(39.50,763.00){\makebox(0,0)[lc]{home}}
\put(95.00,763.00){\makebox(0,0)[lc]{pq56789}}
\put(95.00,749.00){\makebox(0,0)[lc]{xy654321}}
\put(95.00,735.00){\makebox(0,0)[lc]{ab1234}}
\put(162.00,735.00){\makebox(0,0)[lc]{fortran}}
\put(162.00,721.00){\makebox(0,0)[lc]{www}}
\put(162.00,707.00){\makebox(0,0)[lc]{welcome.txt}}
\put(162.00,693.00){\makebox(0,0)[lc]{mail}}   
\put(162.00,679.00){\makebox(0,0)[lc]{project}}
\put(220.00,679.00){\makebox(0,0)[lc]{data}}
\put(220.00,665.00){\makebox(0,0)[lc]{report}}
\put(275.00,665.00){\makebox(0,0)[lc]{article1.txt}}
\put(275.00,651.00){\makebox(0,0)[lc]{article2.txt}}
\put(275.00,637.00){\makebox(0,0)[lc]{report.txt}}
\put(275.00,623.00){\makebox(0,0)[lc]{todo}}
\put(39.50,735.00){\makebox(0,0)[lc]{lib}}
\put(39.50,721.00){\makebox(0,0)[lc]{proc}}
\put(39.50,707.00){\makebox(0,0)[lc]{tmp}}
\put(39.50,693.00){\makebox(0,0)[lc]{usr}}
\end{picture}
\caption{A typical user's directory tree (not complete)}
\label{DIR_TREE}
\end{figure}
The top directory has the address ~{\tt /home/ab1234/}~,
this can also be represented by ~{\tt $\sim$/}
%
% End of Appendix A
%
