file attributes file attributes file will have set of attributes associated with it such as the date that it was createdthe date it was last updated/modifiedhow large the file is etc it will also typically have an attribute indicating who the owner of the file is this may be the creator of the filehowever the ownership of file can be changed either from the command line or through the gui interface for exampleon linux and mac os the command chown can be used to change the file ownership it can also have other attributes which indicate who can readwrite or execute the file in unix style systems (such as linux and mac os xthese access rights can be specified for the file ownerfor the group that the file is associated with and for all other users the file owner can have rights specified for readingwriting and executing file these are usually represented by the symbols ' ''wand 'xrespectively for example the following uses the symbolic notation associated with unix files and indicates that the file owner is allowed to readwrite and execute filehere the first dash is left blank as it is to do with special files (or directories)then the next set of three characters represent the permissions for the ownerthe following set of three the permissions for all other users as this example has rwx in