Linux Commands

Introduction

 Why do you think that we should find time for studing commands.? Answer is simple that we can be more fast. Don't keep wondering its true when handling linux operating system like kali we will not get time to go for mouse point and many installtion has to be done by commands.So in this section we are studing about the linux commands.

 Basic Linux Commands

ls : LIST Command

As the name indicates list command is used to display or list all the files and directories in a specific location

 

 ls -l : Format List this command will display all the details about the files and directories in the location, which include date,time of creation and access permission of files

ls -la

ls -la

This command will display all hidden file and directories present in the path.

 cd : Change Directory

This command will change the directory location to new directory.

eg. cd Desktop will change location from root to Desktop

 

cd .. will  change our directory location to one  location back

By simply typing cd command it will take our location back to root.

pwd: pressent working directory 

This command will simply display the current working directory we ca use this command to copy the path

Touch :

Touch command will create the new files

Eg.Touch Hello will create new file hello

cp: Copy

cp command will create  a file contect to another file

 eg. cp file1 file2 will copy file1 content to file2

rm filename

rm  command will remove file from the location.

eg. rm new.txt will remove new.txt file

rm -f filename will forcefully remove filename

rm -r directryname

this command will delete directories with the directory name

rm -rf directory will forcefully remove directories

cat :command will read content from file

eg: cat filename will dispaly file contents

cat > filename will allow user to enter new contents to file by removing old contents.

cat >new.txt will remove old contents in new.txt 

cat >>new.txt 

This command will allow user to enter new contents by with out removing old contents.