Java Interview Questions – Multithreading in Java | 3–10 Years Experience | Java 8 & Spring Boot
In this video, you’ll learn real Java interview questions covering Core Java, Java 8, Spring Boot, JPA/Hibernate, SQL, and Multithreading, specifically designed for Java developers with 3–8 years of experience.
If you are preparing for Java developer interviews, backend developer roles, or brushing up on Java interview preparation, this video will help you crack technical rounds with confidence.
This session focuses on the most searched Java interview questions and answers asked in real projects and interviews. All concepts are explained in a clear, practical, and interview-oriented manner, making it ideal for experienced Java developers.
🔥 Topics Covered (High-Ranking Search Keywords)
Core Java interview questions and answers
Java Collections interview questions
Java 8 interview questions (Lambda, Streams, Functional Interfaces)
Multithreading interview questions in Java
Threads in Java & concurrency concepts
Spring and Spring Boot interview questions
Java Spring Boot interview questions for experienced
JPA / Hibernate interview questions
Spring Boot Microservices concepts
Exception handling in Java
Java developer interview preparation
Backend developer interview questions
✅ What You’ll Learn
Core Java Concepts: OOP principles, Generics, Collections framework, Exception handling
Spring Boot Deep Dive: Auto-configuration, annotations, beans, dependency injection, REST APIs
JPA / Hibernate: Entity relationships, lazy vs eager fetching, transactions, caching
Multithreading & Concurrency: Threads, Executors, synchronization, deadlocks, best practices
⏱️ Timestamps
0:02 Introduction – Nomura Senior Java Developer Interview (3–7 yrs)
0:41 Record Data Type in Java
4:00 Sealed Classes in Java
7:04 SOLID Principles with Examples
11:00 Inner Class → Number of .class Files
11:35 @Transactional in Spring Boot
15:38 SQL: Group by Department & Highest Salary
17:38 @Repository in Spring Boot
19:05 Coding Q1: Sort by Age then Name (Java 8)
30:45 Coding Q2: Print Even & Odd Numbers using Threads
39:50 Coding Q3: Sort Array using Recursion (Bubble Sort)
🎯 Who This Video Is For
Java developers with 3–8 years of experience
Backend engineers preparing for Infosys/Nomura Java interviews
Developers revising Java, Spring Boot, JPA, and multithreading
Anyone targeting Java backend developer roles
👍 Support the Channel
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🔑 Useful Resources
Java Documentation: https://docs.oracle.com/javase/
Spring Boot Documentation: https://spring.io/projects/spring-boot
Hibernate / JPA Guide: https://hibernate.org/orm/documentation/
Disclaimer: This video is made for educational purposes only. The interview questions and scenarios discussed are based on publicly available candidate experiences and general industry trends for 2025; they do not represent official, confidential, or proprietary material.
📌 Hashtags
#JavaInterviewQuestions #JavaInterviewPreparation #JavaDeveloperInterview #JavaInterviewQuestions2025 #ExperiencedJavaDeveloper #BackendDeveloperInterview #AdvancedJavaInterview #JavaInterviewQuestionsAndAnswers #JavaDeveloper #JavaBackendDeveloper #CoreJavaInterview #Java8Interview #MultithreadingInJava #JavaConcurrencyInterview #ExecutorFramework #JavaThreading #SpringBootInterview #SpringBootForExperienced #SpringFrameworkInterview #SpringBootREST #RESTAPIInterviewQuestions #JavaMicroservicesInterview #KafkaInterviewQuestions #JavaCollectionsFramework #JPAHibernateInterview #SQLForJavaDeveloper #JavaSystemDesign #RealTimeJavaInterview
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