01-filesystem and shell

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Introduction to filesystemIntroduction to shell

Filesystem and shell

Scripting and Computer Environment - Lecture 1

Saurabh Barjatiya

International Institute Of Information Technology, Hyderabad

26 July, 2011

Saurabh Barjatiya Filesystem and shell Scripting and Computer Environment - Lecture 1 IIIT Hyderabad
http://goforward/http://find/http://goback/


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About files / directoriesWorking with files / directories

Contents

1 Introduction to filesystemAbout files / directories

Working with files / directories

2 Introduction to shellShell commands



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About files / directories

What is file?



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What is file?

What is directory?


I d i fil Ab fil / di i


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What is file?

What is directory?

Windows Drives


I t d ti t fil t Ab t fil / di t i


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What is file?

What is directory?

Windows DrivesLinux root


Introduction to filesystem About files / directories


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What is file?

What is directory?


Path

Absolute path




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What is file?

What is directory?


Path

Absolute path

Relative path




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Creating / Editing / Deleting simple text files using GUI editor




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Cut / Copy / Paste text




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yIntroduction to shell

/Working with files / directories




Creating / Deleting / Moving directories




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yIntroduction to shell

/Working with files / directories





Information of file size / folder size




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Introduction to shell/







Zipping files, Creating .zip, .tar, .tar.gz, .tar.bz2


Introduction to filesystem About files / directoriesfi /


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Introduction to shell Working with files / directories







Extracting .tar / .tar.gz / .tar.bz2 les


Introduction to filesystemI d i h ll

About files / directoriesW ki i h fil / di i


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Explain storage units like bits, bytes, nibble, KB, MB, GB


Introduction to filesystemI t d ti t sh ll

About files / directoriesW ki ith fil s / di t i s


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Information of file size / folder sizeZipping files, Creating .zip, .tar, .tar.gz, .tar.bz2


Explain storage units like bits, bytes, nibble, KB, MB, GB

Data transfer units bits/sec and storage device specicationunits.



Shell commands


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Introduction to shell

Contents

1 Introduction to filesystemAbout files / directories


2 Introduction to shellShell commands



Shell commands


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Shell commands - 1

ls, ls -l, ls -a



Shell commands


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Shell commands - 1

ls, ls -l, ls -a

mkdir, mkdir -p



Shell commands


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Shell commands - 1

ls, ls -l, ls -a

mkdir, mkdir -p

rmdir



Shell commands


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Shell commands - 1

ls, ls -l, ls -a

mkdir, mkdir -p

rmdir

touch



Shell commands


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Shell commands - 1

ls, ls -l, ls -a

mkdir, mkdir -p

rmdir

touch

rm, rm -r, rm -f



Shell commands


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Shell commands - 1

ls, ls -l, ls -a

mkdir, mkdir -p

rmdir

touch

rm, rm -r, rm -f

cd



Shell commands


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Shell commands - 1

ls, ls -l, ls -a

mkdir, mkdir -p

rmdir

touch

rm, rm -r, rm -f

cd

echo



Shell commands


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Shell commands - 1

ls, ls -l, ls -a

mkdir, mkdir -p

rmdir

touch

rm, rm -r, rm -f

cd

echo

clear



Shell commands


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Shell commands - 2

gedit (Not shell command, GUI editor)



Shell commands


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Shell commands - 2


tree



Shell commands


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Shell commands - 2


tree

mv



Shell commands


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Shell commands - 2


tree

mv

cp, cp -r, cp -u, cp -p



Shell commands


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Shell commands - 2


tree

mv


cat



Shell commands


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Shell commands - 2


tree

mv


cat

more



Shell commands

S


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Shell commands - 2


tree

mv


cat

more

less


Introduction to filesystemIntroduction to shell Shell commands

Sh ll d 2


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Shell commands - 2


tree

mv


cat

more

less

head, head -



Sh ll d 2


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Shell commands - 2


tree

mv


cat

more

less

head, head -

tail, tail -



Sh ll d 2


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Shell commands - 2


tree

mv


cat

more

less

head, head -

tail, tail -

wc



Sh ll d 3


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Shell commands - 3

du, du -s, du -h, du -sh



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Shell commands 3


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Shell commands - 3


tar cvf tar xvf

gzip



Shell commands 3


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Shell commands - 3


tar cvf tar xvf

gzip

gunzip



Shell commands 3


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Shell commands - 3


tar cvf tar xvf

gzip

gunzip

bzip2



Shell commands 3


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Shell commands - 3


tar cvf tar xvf

gzip

gunzip

bzip2

bunzip2



Shell commands - 3


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Shell commands - 3


tar cvf tar xvf

gzip

gunzip

bzip2

bunzip2

zip



Shell commands - 3


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Shell commands 3


tar cvf tar xvf

gzip

gunzip

bzip2

bunzip2

zip

unzip



Shell commands - 4


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Shell commands 4

which



Shell commands - 4


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Shell commands 4

which

whereis



Shell commands - 4


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Shell commands 4

which

whereis

apropos



Shell commands - 4


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S

which

whereis

apropos

man, man -aK



Shell commands - 4


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which

whereis

apropos

man, man -aK

find



Shell commands - 4


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which

whereis

apropos

man, man -aK

find

locate



Shell commands - 4


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which

whereis

apropos

man, man -aK

find

locate

grep, grep -v, grep -A, grep -B



Shell commands - 4


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which

whereis

apropos

man, man -aK

find

locate

grep, grep -v, grep -A, grep -B

cut



Shell commands - 5


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w



Shell commands - 5


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w

who



Shell commands - 5


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w

who

whoami



Shell commands - 5


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w

who

whoami

/sbin/ifconfig



Shell commands - 5


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w

who

whoami

/sbin/ifconfig

ping



Shell commands - 5


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w

who

whoami

/sbin/ifconfig

ping

ln, ln -s



Shell commands - 5


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w

who

whoami

/sbin/ifconfig

ping

ln, ln -s

free, free -m


Introduction to filesystem

Introduction to shell Shell commands

Shell commands - 5


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w

who

whoami

/sbin/ifconfig

ping

ln, ln -s

free, free -m

script




Shell commands - 5


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w

who

whoami

/sbin/ifconfig

ping

ln, ln -s

free, free -m

script

df, df -h




Shell commands - 5


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w

who

whoami

/sbin/ifconfig

ping

ln, ln -s

free, free -m

script

df, df -h

chmod


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