Batch commands windows and linux

 batch file run command in 

5 way to run in batch file

.

./

sh

bash

source

.......................................

chmod -R 777 <file name.extension>

is a change permission any user name ,any group

is a rewrite permission(777)

Read file in cmd prompt:-

type  cmd:- more .\sakthivel.txt

sakthivel

another type  :- cat sakthivel.txt -head 3

print first three line in the file