Check the access permissions of this file

$($

mytestfile

$.$

txt

$)$

$$created above.

Please note that r

$=$

read, w

$=$

write, and x

$=$

execute.

Now consider the following:

$0$

$=$

$$No Permission

$1$

$=$

$$Execute

$2$

$=$

$$Write

$4$

$=$

$$Read

Change the access permissions for full access to owner and owning group, but

only read access to others.

Check back again the access permissions to ensure they have been changed for

your file