aix系统应用基础usingfiles学习教案

1、会计学1aix系统应用基础系统应用基础usingfiles Copyright IBM Corporation 2008nUse the rm command to remove files nPrint files第1页/共18页 Copyright IBM Corporation 2008To copy the file /home/team03/pgms/suba to /home/team01/doc and name it programa:$ pwd/home/team01/doc$ cp /home/team03/pgms/suba programamon_reporttrio_

2、ltrwalrushometeam01docmon_reportprogramatrio_ltrwalrushometeam01doccp source targetcp file1 file2 . target_dir beforeafter第2页/共18页 Copyright IBM Corporation 2008$ cd /home/team01$ cp doc/programa test1 filemanualstest1cprogramaprogramatest1doc

3、hometeam01ctrio_ltrtrio_ltrdochometeam01ctrio_ltrdoc$ cd /home/team01/doc$ cp trio_ltr ./c第3页/共18页 Copyright IBM Corporation 2008$ pwd/home/team01/c$ mv trio_ltr t.letterhometeam01ctrio_ltrhometeam01ct.lettermv source target mv file1 file2 . target_dir 第4页/共18页 Copyright IBM Corporation 2008$ pwd/ho

4、me/team01/c$ mv t.letter ./doc/letterhometeam01cmon_reportdochometeam01ctrio_ltrletterdochometeam01ctrio_ltrt.letterdochometeam01cmon_reportdoc$ pwd/home/team01/c$ mv ./doc/mon_report .第5页/共18页 Copyright IBM Corporation 2008$ cat walrusThe time has come, the Walrus said,To talk of many things:Of sho

5、es - and ships - and sealing wax -Of cabbages - and kings -And why the sea is boiling hot - And whether pigs have wings.From The Walrus And The Carpenterby Lewis Carroll (1871)cat file1 file2 . 第6页/共18页 Copyright IBM Corporation 2008pg filenamemore filename $ pg walrusThe time has come, the Walrus s

6、aid,To talk of many things:Of shoes - and ships - and sealing wax -Of cabbages - and kings -And why the sea is boiling hot - And whether pigs have wings.: one page at a time$ more walrusThe time has come, the Walrus said,To talk of many things:Of shoes - and ships - and sealing wax -Of cabbages - an

7、d kings -And why the sea is boiling hot - And whether pigs have wings.walrus (100%) 第7页/共18页 Copyright IBM Corporation 200817126 1085 myfilecharacterswordslines第8页/共18页 Copyright IBM Corporation 2008Activity第9页/共18页 Copyright IBM Corporation 2008 Allows files to have more than one name in the direct

8、ory structure Both files reference the same i-node Cannot be used with directories, cannot span file systemsln source_file target_file $ ls li63 -rw-r-r- 2 team01 staff 1910 Nov 21 14:19 man_files$ ln man_files manuals$ ls -li63 -rw-r-r- 2 team01 staff 1910 Nov 21 14:19 man_files63 -rw-r-r- 2 team01

9、 staff 1910 Nov 21 14:19 manuals$第10页/共18页 Copyright IBM Corporation 2008 Creates an indirect reference to a file (symbolic link) Name references the original files name and path Can be used with directories and span file systemsln s source_file target_file $ ls li63 -rw-r-r- 2 team01 staff 1910 Nov

10、 21 14:19 man_files$ ln s man_files manuals$ ls -li63 -rw-r-r- 1 team01 staff 1910 Nov 21 14:19 man_files66 lrwxrwxrwx 1 team01 staff 1910 Nov 21 14:19 manuals - man_files$第11页/共18页 Copyright IBM Corporation 2008rm file1 file2 file3 . $ lsmon_report trio_ltr walrus$ rm mon_report$ lstrio_ltr walrus$

11、 rm i walrusrm: remove walrus?y$ lstrio_ltr$第12页/共18页 Copyright IBM Corporation 2008$ qprt walrus$ qchkQueue Dev Status Job Files User PP% Blks Cp Rnklp0 lp0 Running 99 walrus team01 1 1 1 1$ qcan x 99$第13页/共18页 Copyright IBM Corporation 20083.What is the effect of the following commands?$ cd /home/team01$ ln newfile myfile4.List commands that can be used to view the contents of a file.第14页/共18页 Copyright IBM Corporation 20