Linux and Linux File Permissions

Great Linux Article on Linux and Linux File Permissions

http://www.comptechdoc.org/os/linux/usersguide/linux_ugfilesp.html

1	2	3	4	5	6	7	8	9	10
File	User Permissions			Group Permissions			Other Permissions
Type	Read	Write	Execute	Read	Write	Execute	Read	Write	Execute
d	r	w	e	r	w	e	r	w	e

Type and	# of	Files's	File's	Size in	Date of last	Filename
Permission field	Links	Owner	Group	Bytes	modification
|	|	|	|	|	|	|
drwxrwxrwx	4	bob	mis1	122	Mar 12 15:03	Project

Gives Everyone Permission to execute a file
chmod +x somefile

Gives only a user Permission to execute a file 
chmod u+x