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Module 20 — Interview Preparation

Previous: Module 19 — Real-World Projects

What you learn

  • You answer common Docker interview questions with clear, complete responses.
  • You connect fundamentals to images, networking, security, and orchestration.
  • You practice scenario and system-design questions with model answers.
  • You use a one-page revision cheatsheet before interviews.

Prerequisites

  • You complete Modules 00–18 (or the equivalent topics from this repo).
  • You finish at least Projects 01, 04, and 06–07 for realistic scenario stories.

Estimated time

  • First pass (read + self-quiz): 3–4 hours
  • Spaced revision: 30 minutes daily for one week before interviews

Files in this module

File Purpose
notes.md 95+ Q&As in 10 sections + quick revision cheatsheet
exercises.md Mock interview drills and self-assessment tasks

How to use this module

  1. Read one section in notes.md per day; cover the answer, then answer aloud without looking.
  2. For Section 10 (scenarios), time yourself: 3–5 minutes per question.
  3. Complete exercises.md with a peer or record yourself explaining commands.
  4. Skim the Quick Revision Cheatsheet at the end of notes.md the morning of your interview.

Previous: Module 19 — Real-World Projects