Which of the following JSON snippets correctly specifies the container name in an ECS task definition?

easy📝 Syntax Q3 of 15

AWS - ECS and Fargate

A{"containerDefinitions": [{"containerName": "backend"}]}

B{"containerDefinitions": [{"name": "backend"}]}

C{"containers": [{"name": "backend"}]}

D{"containerDefinitions": [{"container": "backend"}]}

Step-by-Step Solution

Solution:

Step 1: Check ECS task definition syntax
The correct key for container name is "name" inside "containerDefinitions" array.
Step 2: Validate options
{"containerDefinitions": [{"name": "backend"}]} uses correct keys and structure; others use invalid keys or structure.
Final Answer:
{"containerDefinitions": [{"name": "backend"}]} -> Option B
Quick Check:
Container name key is "name" inside "containerDefinitions" [OK]

Quick Trick: Container name key is always "name" in containerDefinitions [OK]

Common Mistakes:

Master "ECS and Fargate" in AWS

9 interactive learning modes - each teaches the same concept differently

Want More Practice?

15+ quiz questions · All difficulty levels · Free

More AWS Quizzes