- Compression
, Working with MS-DOS files
, Scheduling Commands to run in the background
- NOT, Standard Wildcards (globbing patterns)
- number, Directing Input/Output , Working with the file-system , Finding files , Working with files and folders , Finding information about the system , Finding information about partitions , Shutting Down/Rebooting the System , Controlling Processes , Text Viewing Tools , Text manipulation tools , Mathematical tools , Internet Specific Commands , File Permissions , Graphics tools (command line based) , Scheduling Commands to run in the background , RPM: Redhat Package Management System , Regular Expressions
- number lines, Text manipulation tools
- numbering, Text manipulation tools
- numbers, Users/Groups , Mathematical tools , Security , File Permissions , Scheduling Commands to run in the background , Useful categories of characters (as defined by the POSIX standard)
- numeric, Text manipulation tools
- numgrep, Mathematical tools

