Existing permission for file dept.txt is rw- --- --- . Retain the same permissions for user and other category. Add write permission to group using octal notation or symbolic notation in unix.
Answers
Given : Existing permission for file dept.txt is rw- --- ---
Retain the same permissions for user and other category. Add write permission to group
To Find : command using octal notation
Solution:
Permission system in unix
rwx rwx rwx
first rwx is for user
second rwx is for group
third rwx is for all
r - read permission
w - writing permission
x - execution permission
Existing permission for file dept.txt is rw- --- --
110 000 000
6 0 0
Add write permission to group using octal notation
110 010 000
6 2 0
chmod 620 dept.txt
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