{"id":"rhcsa-cli-proficiency-toolkit","text":"RHCSA candidates must master a core CLI toolkit: Bash scripting fundamentals (positional parameters $1-$9, $#, \"$@\"), I/O redirection (>, >>, 2>, &>, pipes), pattern matching (grep with -i/-v/-r and regex), and the documentation system (man pages with section conventions and apropos search) — these form the essential tools foundation of the RHCSA exam.","truth_value":"IN","source":"","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"rhcsa-cli-proficiency-toolkit","truth_value":"IN","reason":"premise"}]}}