Java core class (Type, File)

2. NoSQL
1. Apache Cassandra overview.
2. MongoDB overview.
3. Cassandra vs MongoDB: Pros and Cons.
3. Protocols
1. What are Google Protocol Buffers?
2. Reasons to use Google Protocol Buffers.
3. JSON vs Protocol Buffers.
4. Apache thrift vs protocol buffers
4. Versioning RESTful Services
1. Why do we need Versioning for RESTful Web Services?
2. Available versioning options.
3. Versioning implementation: best practice.
5. GraphQL
1. What is GraphQL?
2. Concepts of the GraphQL query language.
3. Difference between REST and GraphQL.
6. Command Query Responsibility Segregation (CQRS)
1. What is CQRS?
2. CQRS principles.
3. When do You Need CQRS in Your Application?
4. Integration microservices with CQRS and event sourcing.
7. Event Sourcing
1. What is event sourcing?
2. Advantages of event sourcing.
3. Limitation of event sourcing.