What is sterile cockpit?

• A. A Policy About The Cleanliness Of The Cockpit
• B. No Non-Essential Conversation Or Distractions During Critical Phases Of Flight
• C. An Emphasis On Sterile Cabin Environment
• D. A Procedure For Engine Start

Answer: (B)

Sterile cockpit means keeping the cockpit free from non-essential conversations and distractions during the most maneuvering-heavy parts of the flight. The idea is to minimize any talk or activity that could take attention away from flying tasks, checks, and required communications with air traffic control when workload is highest. This rule applies during critical phases such as takeoff and approach/landing (and sometimes taxi, depending on the regulations), ensuring pilots stay focused on safety and performance. That’s why the statement describing no non-essential conversation or distractions during critical phases of flight is the best fit. The other options describe things unrelated to flight duties in the cockpit, such as cleanliness, cabin environment, or engine-start procedures.