Lab 3-4 Linux Assignment and Solution

Lab 3-4 Linux Assignment Requirement

This lab covers basic file utilities, filename expansion, and vi

lab3-4

Lab 3-4 Linux Assignment Solution

Module 3

(1) script lab3-4

(2) touch test3.2 slide12 cis2

(3) ls *s*

(4) ls ??s*

(5) ls *[13]*

(6) ls *[0-9]*[0-9]*

(7)

cp -i lab1-2 test3.2

(8) ls -l test3.2

(9) mv test3.2 temp2

(10) ls test3.2

(11)

ls *2 -> probably incorrect

ls *[1ps]2

(12)

rm *2 -> probably incorrect

rm *[1ps]2

(13) exit

Module 4

(1)

vi lab4-1

 - type text

 - save

(2)

:w lab4-2

:wq

(3)

vi lab4-2

D - delete line after cursor

A - to add at the end of line

(4)

/4

O -> Add a new line of text above current line

type text

(5)

1G -> Go to first line

/app -> search for word "app"

n -> second instance of word

A -> Add text at the end of the line

(6)

go to first word of file "these"

rT -> replace "t" to "T"

:wq -> save and quit

(7)

vi lab4-2

(8)

/s/os/OS/g -> replace all "os" to "OS"

(9)

reverse order of line no from 1,2,3,4,5 to 5,4,3,2,1

2dd, P

3dd, P

2dd, P

2dd, P

(10)

o -> Add a new line below cursor

yy -> Copy line

P -> Paste and repeat for rest of the line

(11)

/2

J -> Append the line below the current line to the current line

(12)

:wq

(13)

vi lab3-4

G -> Go to end of the file

:r lab4-1 -> at the end of file

:r lab4-2 -> at the end of file

:w

(14)