Compares the contents of two presorted text files. The output is generated into three columns. Lines found in file1, Lines found in file2, Lines found in both files. Example: "comm my.report my.file"
The comm command in Unix is a utility that is used to compare two files. It shows common lines in one column and differing lines in separate columns for left and right files. This functionally is similar to diff.
Commercial and Sport Fishing. Includes the uses of water for commercial or recreational collection of fish, shellfish, or other organisms including, but not limited to uses involving organisms intended for human consumption or bait purposes.
Communications, refers to the frequency or method (not necessarily radio, as comm can be through hand and arm signals, notes, or other code systems). "The comm frequency is 'blue,"' means the blue radio channel is primary for the op.