L&T Finance Java developer Interview for 6+ years of experience.

Welcome to Code With Roy !!

0:00 Introduction
0:30 Project
3:27 Why do we need method references?
3:57 How to call Parameterized Constructor using method reference?
4:33 Why do we need Functional Interface?
5:40 Why do we need Marker Interface?
6:41 What all terminal operations are there as part of Java 8?
7:28 Difference between map and flat map.
8:22 How to resolve Concurrent Modification Exception?
8:57 Why do we need COmpletableFuture?
10:17 Based on Gender how many males and females are there in List of Employees?
13:24 Bean life cycle
14:16 How many methods are there as part of the bean life cycle?
14:33 How many ways we can inject a bean ?
15:06 Purpose of Aware injection on Spring?
15:17 Why we need ApplicationContext?
16:22 Why we need @MvcConfigure, What is purpose of it?
17:32 Why do we need REST, why can't we go for SOAP?
19:16 Difference between trace and connect
19:50 Idempotent methods
24:49 Purpose of @AutConfiguration
25:22 how can you tell the Spring container to exclude the specific components
26:04 What and all are stereotype annotations?
26:14 @Autowired vs @Bean.
27:04 to make a class say configure a component to create a bean as an object we are making a class as a bean component. Which component on which scenario we need to use ?

28:03 @Bean vs @Component
29:25 Why do we need to write @Transactional
30:11 What DB operations need to write @Trasnactional
30:49 Isolation level and Propagation Levels.
32:02 How to write our own native query what is the annotation we have to use?
32:19 what is the purpose of @Modifying annotation while we are writing any DML queries?
32:56 How to work with inheritance mapping as part of the Data JPA
33:31 How many types of Inheritance mappings are there?
35:14 How many Fetch types are there in Spring JPA?
36:23 while we are performing operation into a d like while we are inserting the record into the DB okay how we can tell for example I have one entity CL like address object is okay there are
five I want to insert only specific data apart from that remaining things you need to ignore it on which we need to if don't want to persist certain fields in database right, which annotation will help here?

39:05 Spring VLoud Config Server
39:12 I have one scenario like you have a configuration information like DB credentials, instead of coding the values as part of the application.properties okay how to secure the things.

39:55 Kafka
40:14 Why do we need Load balancer?
40:54 Which kind of security implemented as part of your project?
41:34 What kind of Authentications are there?
42:05 git rebase vs git revert
43:35 Why do you need Factory design pattern?

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