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Bash Shell Environment

The shell itself: variables, env, printenv, export, unset, PATH, which and type, then alias, unalias, .bashrc and .bash_aliases, source, brace and tilde expansion, quoting, and command substitution with $( ).

Labs in this module

• Chapter 8, Part 1. Bash Shell Environment: variables, env, export, PATH, which and type - Part 1 of 2: shell variables, env, printenv, export, unset, PATH, which and type (Sections 8.1 to 8.10). No machine test here; it completes
• Chapter 8, Part 2. Bash Shell Environment: alias, startup files, source, expansion and quoting - Final test: Chapter 8, Bash Shell Environment. Twenty-five objectives on a real Debian 12 server covering both parts: shell variables, env,