What is dispatcher servlet
Microservices Interview Questions
116 microservices interview questions shared by candidates
To write a code for a certain pattern
Some questions on Autowiring, serialisation, inheritance, controller mapping
1. What is volatile? 2. What is concurrency? 3. How can you achieve concurrency in Java 11? Ans. Parallel Stream 4. What are the different scope of bean you used in spring boot? 5. How does @Controller annotation work internally.
Java 8 features, Streams, Collectors.groupingBy, Exception handelling in java & SB, primtive vs wrapper, exception Handelling and method overriding rules, how to catch checked and uncheked exception using multiple catch blocks, SB annotations, how to create REST APIs in SB, Bean Scopes, IOC containers, Application context, Microservice Componnents, Feign vs Kafka, SAGA Pattern
1. How to decide ThreadPool Size 2. Cyclic Barrier 3. Optional Class Methods 4. Filter vs FilterAll 5. Static Block 6. Why Static method in interface 7. Bean Declarations 8. Servlet Context & Servlet Config in bean
How does distributed transaction work in microservices world
they don't know what is load balancer
What is jvm and work flow internal? ( interviewer will ask class loader, how it works,... etc.,)
Multithreading concept work flow with syntax? How many way we can defined to stop the thread?
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