LTIMindtree Senior Java Developer Interview Questions and Answers

Intermediate operations transform the elements of a stream, while terminal operations produce a result or side-effect.

• Intermediate operations include map, filter, sorted, distinct, etc.

• Terminal operations include forEach, collect, reduce, count, etc.

• Intermediate operations are lazy and do not execute until a terminal operation is called.

• Terminal operations trigger the processing of the stream and produce a result.

Ways to create Thread in Java

• Extending the Thread class

• Implementing the Runnable interface

• Using Executor framework

MockBean is used to mock Spring beans, while InjectMock is used to inject mocks into Spring beans.

• MockBean is used to mock dependencies of a Spring bean during testing.

• InjectMock is used to inject mocks into a Spring bean being tested.

• MockBean is typically used with @Autowired or @Resource annotations.

• InjectMock is typically used with @Mock annotations.

Design patterns in microservices help in structuring and organizing code for scalability and maintainability.

• Design patterns like Service Registry, Circuit Breaker, and API Gateway are commonly used in microservices architecture.

• Service Registry pattern helps in dynamically registering and discovering services within the microservices ecosystem.

• Circuit Breaker pattern prevents cascading failures by providing fallback m...read more