CompTIA Cloud+ (CV0-003) — Question 247

A developer wants to use an environment that has two sets of servers, with one active and one passive at any time. When a new version of the application is ready, it will be installed to the passive servers, which will then become active. Which of the following environment types BEST describes these two sets of servers?

Answer options

• A. Disaster recovery
• B. Blue-green
• C. Development
• D. Staging

Correct answer: B

Explanation

The Blue-green environment is designed for smooth transitions between two server sets, allowing one to be live while the other is updated. Disaster recovery focuses on backup systems, while Development and Staging environments serve different purposes, such as building and testing applications, respectively.