SRE and DevOps fundamentals sample question with answer 127

Question:
The book The DevOps Handbook focuses on _____.

1. A manufacturing plant that was about to fail
2. Companies that had adopted DevOps and what did and did not work
3. An IT department that was having problems
4. Principles of rapid, incremental delivery

Answer:
B - is the correct answer. This book is one of the key sources for information on DevOps