In Amazon EC2 Container Service components, what is the name of a logical grouping of container instances on which you can place tasks?
In Amazon EC2 Container Service components, what is the name of a logical grouping of container instances on which you can place tasks?
A . A cluster
B . A container instance
C . A container
D . A task definition
Answer: A
Explanation:
Amazon ECS contains the following components:
A Cluster is a logical grouping of container instances that you can place tasks on. A Container instance is an Amazon EC2 instance that is running the Amazon ECS agent and has been registered into a cluster.
A Task definition is a description of an application that contains one or more container definitions. A Scheduler is the method used for placing tasks on container instances. A Service is an Amazon ECS service that allows you to run and maintain a specified number of instances of a task definition simultaneously.
A Task is an instantiation of a task definition that is running on a container instance. A Container is a Linux container that was created as part of a task.
Reference: http://docs.aws.amazon.com/AmazonECS/latest/developerguide/Welcome.html
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