Free H13-821 Exam Braindumps (page: 40)

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The architecture of SOA introduces the concept of ESB Enterprise Service Bus, and modularizes applications into independent units to provide services.

  1. Right
  2. False

Answer(s): A



What are the three layers of general web application logic?

  1. access layer
  2. business logic layer
  3. data access layer
  4. persistence layer

Answer(s): A,B,C



What are the advantages of microservices?

  1. Different technology stacks can be used to build services
  2. Lightweight protocol and HTTP protocol can be used to communicate
  3. Flexible architecture
  4. Microservices are silver bullets, suitable for various business scenarios

Answer(s): A,B,C



The general principles of cloud architecture design are:

  1. Fault-tolerant design considering system failure
  2. Applications use loose coupling and stateless design
  3. Scalable and auto-scaling design
  4. Consider incorporating safety factors into design principles

Answer(s): A,B,C,D






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