Chapter 16. External Filters, Programs and Commands

Table of Contents
16.1. Basic Commands
16.2. Complex Commands
16.3. Time / Date Commands
16.4. Text Processing Commands
16.5. File and Archiving Commands
16.6. Communications Commands
16.7. Terminal Control Commands
16.8. Math Commands
16.9. Miscellaneous Commands

Standard UNIX commands make shell scripts more versatile. The power of scripts comes from coupling system commands and shell directives with simple programming constructs.