Question: You want to encrypt a Compute Engine. What do you need to do?

1. Nothing. Images are encrypted by default with a Google-managed key.
2. Nothing. Images are encrypted by default with a customer-managed key.
3. Associate you image with a customer-managed key to encrypt it.
4. Associate you image with a Google-managed key to encrypt it.

Answer: The correct answer of the above question is Option A:Nothing. Images are encrypted by default with a Google-managed key.