Competencies: CLI & Terminal

CLI & Terminal

Overview

Command-line mastery encompasses shell scripting, text processing, data transformation, system administration tools, and editor/environment configuration. This domain represents the foundational tooling that accelerates all other technical work.

Industry Frameworks

  • LPIC-1/2 (CLI-heavy) — Linux command-line proficiency

  • RHCSA — Red Hat system administration via CLI

  • The Art of Command Line (GitHub) — community CLI reference

  • Codex CLI Reference — personal command pattern library

Subdomains

Subdomain Topics Personal Coverage Avg Level

Shell Scripting

18

High

Advanced

System Tools

18

High

Advanced

Text Processing

17

High

Advanced

Editors & Environment

14

Moderate

Advanced

Data Processing Tools

13

Moderate

Advanced