Listing current aliases | LinuC Level 1 102 Exam original practice question

1.06.1Basic

List the aliases currently defined in Bash without changing them.

Which command is appropriate?

Hint 1: Focus on shell scope

Separate login and non-login shells, interactive behavior, current-shell changes, and command expansion before comparing the choices.

Hint 2: Key terms

Review the short definitions of the shell files, process boundaries, and expansion rules involved.

alias: A command-name expansion definition maintained by the current interactive shell.
unalias: A builtin that removes alias definitions from the shell.
Environment variable: A name-value pair inherited by child processes through their environment.
Shell option: A setting that changes how the shell parses or executes commands.
State query: An operation that displays current definitions without changing shell state.

Detailed explanation

Incorrectenv

Incorrect. env displays environment variables, not aliases.

Incorrectset -o

Incorrect. set -o displays shell-option states.

Correctalias

Correct. alias without arguments lists the current aliases.

Incorrectunalias -a

Incorrect. unalias -a deletes all aliases.

An example you can run in a temporary verification environment.

bash --noprofile --norc -ic "alias demo='printf ok'; alias"

alias demo=...を含む一覧

Foundation review

The command-name expansion definitions held by the current interactive shell.

An operation that displays current definitions without changing shell state.

A setting that changes how the shell parses or executes commands.

Question IDKL-102-909

EnvironmentGNU Bash 5.2 / 一時対話シェル

Last technical review2026-08-13

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