Tell me about yourself. What technology are you using? What is a Collection? What are the different types of collection there? What is the difference between ArrayList and LinkedList What are the basic building blocks of Stream operators, streams, and tuples Overview of IBM Streams Concepts What is Functional Interface? What are the non abstract methods you can have in Functional Interface? What is Dependency Injection? When does Spring create beans of the Dependencies that we have added? Which Design Pattern Spring Uses? Learn about Design Patterns used in Spring Framework What Is a Singleton Design Pattern? What if an interface has two implementation classes and we’re annotating Interface with @Autowired? What will happen? What if an interface has two implementation classes and we’re annotating Interface with @Autowired? What will happen if the return here will be List? Have you worked with Microservices? What is Eureka Server? What is a Load Balancer? What have you used to communicate with DB ? How do we define query in Spring Data Jpa? Is there any other ways to communicate with DB other than writing queries using JPA? What is the use of @Query when we already have few existing methods and dynamic methods in JPA? What is a Composite Key? What are the annotation used in Spring @DependsOn @EnableFiegnClients @EnableCacheing @EnableAspectJProxy @FiegnCLients @CircuitBreaker @BulkHead @Duration @ConfigurationProperties @EnableGlobalMethodSecurity @Value @EnableWebSecurity Tell me few annotation used in Test Classes @Test @Mock @After @Before @AfterEach @BeforEach Have you worked with React and Javascript? What are the LifeCycle Hooks? What are the life cycle methods in React class Component? Redux Structure Redux Essentials, Part 2: Redux App Structure | Redux Can we save the state in local storage? Persisting React State in localStorage What is a Higher Order Component? What is a Single Page Application? What is Hoisting? What is the difference between let and Var? What is Const? Suppose you have created a const Object, can it’s property be modified? -----/ How to make the property of an object constant? What is the difference between position: absolute and fixed? What is Closure in Javascript? How to mock the method of a service? Have you worked with SOAP-based Web Services? What is WSDL? What is the format for WSDL? XML How do you write an API for getting data from DB? What kind of Url will you create for fetching from the API? What is the difference between POST and GET? What is the default Url for Swagger? How do you do swagger implementation in your project? Have you worked with Kafka? What is the use of ElasticSearch? Have you worked on Procedure and Functions? Write a query for updating a student name. What is Group By? Can we have columns like emp_id when querying a group by dept on count of emp_id? Have you used Jenkins? What is Jenkins What is Blue Green Deployment? What is Docker? What are their Uses? Have you ever been part of Production Support? What are Kubernetes? Have you used it? Suppose you have 2 arrays of Object, one is Student_details and other is Student_marks, both student_id common property? How will you extract the merged data from both of these arrays? How’s your day to day go in your project? Tell me a few methods of Agile methodologies? What is a Grooming call?