Linux supportss 3 permissions: R(read), W(write), and E(Execute). Usie tthe following tablee explain how eaach permission wil affect thee use of a file and a subdirectory:

Linux Permissioon	How this permission affect the use of a file. Some files are text files and some files are binary (program) filess.	How this peermission affect the use of a subdirectory.
R(read)
W(write)
E(Execute)