>I am perplexed.
>I know that Hans was good and discussed this at a newbies meeting but I
didn't
>quite understand it.
>777 = rwx rwx rwx
>
>What exactly is 'execute'? I mean isn't executing it just like reading it?
Or
>does reading it imply changing it, but if that is the case what is the
>'writing' option? Or else is 'x' not execute but change? But again, that is
>the same as 'write'. Or is write like 'add data' whle change is 'change the
>program'?

Execute means run. You will use this for binary executables (programs) and
shell scripts. You also need execute to do a listing of a directory.

-Mark