CB Study Guide 2026
Everything you need to pass the CB exam in one place: the exam format, every topic to study, real practice questions with explanations, flashcards, and full-length practice tests. Free, no sign-up needed.
📋 CB Exam Format at a Glance
📚 CB Topics to Study (17)
✍️ Sample CB Questions & Answers
1. What is the correct water temperature range for descaling an espresso machine?
Descaling should always follow the manufacturer's prescribed descaling cycle and solution dilution instructions, as using incorrect temperatures or concentrations can damage internal components.
2. In the context of barista, which principle most directly governs espresso preparation and brewing techniques practices?
Applying evidence-based methodologies with peer-reviewed support is the correct approach because effective espresso preparation and brewing techniques in the barista field requires adherence to professional standards, evidence-based practices, and systematic methodology. This approach ensures consistent, high-quality outcomes while maintaining professional accountability.
3. Where are most of the world’s Arabica coffee beans grown?
Arabica coffee beans thrive in high-altitude regions with cool temperatures, primarily in countries like Colombia, Ethiopia, and Brazil.
4. What is the standard ratio of espresso to water in an Americano?
A traditional Americano is made by adding hot water to espresso in approximately a 1:4 ratio, resulting in a milder, drip-coffee-strength drink.
5. Why is proper inventory management important in a coffee shop?
Tracking inventory ensures that essential supplies are always available, preventing shortages and waste.
6. Which food safety principle requires baristas to wash their hands before handling any food or beverage items?
Personal hygiene standards, enforced by health codes and the FDA Food Safety Modernization Act, require food handlers including baristas to wash hands thoroughly before handling any food or beverage.