CLEAN : Japan Dreamliner test flight perfect

The video discusses the emotional return of the A787 aircraft to the skies after three months, highlighting the perfect flight experience on a perfect day. It also explains the three layers of protection implemented to ensure flight safety, preventing any airplane-level incidents and ensuring safe operation under any circumstances.

How long was the A787 grounded before it returned to the skies?

• Three months

• Two months

• One month

• Four months

What was the speaker's sentiment about the A787's return flight?

• It was a challenging flight

• It was a perfect flight

• It was a delayed flight

• It was a turbulent flight

How many layers of protection are provided for the A787?

• One

• Two

• Three

• Four

What is the purpose of the layers of protection mentioned?

• To enhance passenger comfort

• To ensure no airplane level incident occurs

• To reduce noise pollution

• To improve fuel efficiency

What is the ultimate goal of the safety measures for the A787?

• To improve in-flight entertainment

• To reduce maintenance costs

• To increase flight speed

• To ensure the airplane can continue to fly safely