Red Hat® Certified Enterprise Microservices Developer exam

JEE developers who wish to demonstrate their skills and abilities using Java to develop advanced, microservices-oriented enterprise applications.

Please refer to Course Overview and Outline

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You should be able to accomplish the tasks below without assistance. While explicitly addressing Microprofile and microservices, the skills and abilities demonstrated in this exam are also applicable to a wide range of advanced enterprise Java developments:

• Provide and obtain configuration properties through several environment-aware sources both internal and external to the application and made available through dependency injection or lookup using Configuration for Microprofile
  • Externalize data into configured values
  • Inject configured values into beans using the @Inject and the @ConfigProperty qualifier
  • Access or create a certain configuration
  • Understand default and custom ConfigSource and ConfigSource ordering
  • Understand and implement converters
• Separate execution logic from business logic using Microprofile Fault Tolerance
  • Understand the relationship to MicroProfile Config
  • Understand async vs. sync execution type and know the default
  • Use @Timeout
  • Understand retry policies and apply using @Retry
  • Understand and define fallback
  • Understand and apply CircuitBreaker and Bulkhead
  • Understand and set up fault tolerance configuration
• Probe the state of a computing node from another machine using MicroProfile Health Check
  • Understand and implement the Health Check interface and Health Check Response
  • Construct human-friendly Health Check Response
  • Understand protocol and wireformat
• Export monitoring data to management agents using Microprofile Metrics
  • Understand difference with Health Check
  • Understand and use three sets of sub-resource (scopes): base, vendor, and application
  • Understand tags (labels), metric registry, and @Metric
  • Understand metadata and why it is best practice
  • Expose metrics via REST API
  • Know required metrics
  • Understand application metrics programming model
• MicroProfile Interoperable JWT RBAC: OpenID Connect (OIDC)–based JSON Web Tokens (JWTs) for role-based access control (RBAC) of microservice endpoints
  • Understand security tokens in RESTful services and token-based authentication
  • Use JWT bearer tokens to protect services
  • Mark a JAX-RS application as requiring MP-JWT access control
  • Map MP-JWT tokens to Java EE Container APIs