Folder permissions - chmod 777

chmod 777 I'm setting permission to 777 to a script file But after kernel built and flashed to the system, permission does not get changed as expected

But Unix admins avoid the 777 chmod permission number, as it gives even anonymous users the right to execute programs in any folder they can see vip777 chmod 664 chmod u=rw,g=rw,o=r chmod a+rwx,u-x,g-x,o-wx chmod 777 chmod 777 is used to