Topics:
1. Reactive Streams
2. Advanced Spring
3. Caching (JCache/Spring + Redis? Hazelcast?)
4. JMS (ActiveMQ/RabbitMQ)
5. Kafka
6. Akka
7. Advanced Maven
8. Gradle
The question should be as per sample questions in the attachment. There should be only code and should be only drop-down selector in the code that the user selects the right answer. Each question to have minimum of 3 drop-down with at least 4 options per drop-down.