AWS Certified SysOps Administrator – Associate (legacy) — Question 15

What is a placement group?

Answer options

• A. A collection of Auto Scaling groups in the same Region
• B. Feature that enables EC2 instances to interact with each other via nigh bandwidth, low latency connections
• C. A collection of Elastic Load Balancers in the same Region or Availability Zone
• D. A collection of authorized Cloud Front edge locations for a distribution

Correct answer: B

Explanation

The correct answer is B because a placement group is specifically designed to allow EC2 instances to communicate with minimal latency and maximum bandwidth. Options A, C, and D refer to different AWS services and configurations that do not involve the direct high-speed communication between EC2 instances.