A docker service 'web' is running with a scale factor of 1 (replicas = 1). John intends to use the command 'docker service update --replicas=3 web'. Ana intends to use the command 'docker service scale web=3'. How do the outcomes of these two commands differ?

The aim of the Docker Certified Associate certification exam is to validate your knowledge across a number of different domains, which have been defined by Docker as being able to: - Run containerized applications from pre-existing images stored in a centralized registry - Deploy images across the cluster - Triage and resolve issue reports from stakeholders - Standup up on Enterprise clusters with one UCP manager, one DTR replica, and one worker node - Migrate traditional applications to containers - Configure and troubleshoot Docker engine - Perform general maintenance and... Show more

The aim of the Docker Certified Associate certification exam is to validate your knowledge across a number of different domains, which have been defined by Docker as being able to:

- Run containerized applications from pre-existing images stored in a centralized registry
- Deploy images across the cluster
- Triage and resolve issue reports from stakeholders
- Standup up on Enterprise clusters with one UCP manager, one DTR replica, and one worker node
- Migrate traditional applications to containers
- Configure and troubleshoot Docker engine
- Perform general maintenance and configuration 

You will be tested across 6 different domains, with each domain contributing to a total percentage of your overall score. These domains are broken down as:

Domain 1: Orchestration (25% of exam)
Domain 2: Image Creation, Management, and Registry (20% of exam)
Domain 3: Installation and Configuration (15% of exam)
Domain 4: Networking (15% of exam)
Domain 5: Security (15% of exam)
Domain 6: Storage and Volumes (10% of exam)

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