2.Java 8 Interview Questions Java 8 was a major release with many new features. Some of them are Lambdas, Functional interfaces, Streams, and Date Time API. This article will help you in preparing for the interview related to these APIs. I recently wrote another article aspart-2 of java 8...
Optional:Optional is a final Class introduced as part of Java SE 8. It is defined in java.util package. It is used to represent optional values that are either exist or not exist. It can contain either one value or zero value. If it contains a value, we can get it. Otherwise, we ...
These Java interview questions are based-on Core and advanced Java programming topics such as Core Java Concepts, Object-Oriented Programming (OOP), Java Collections Framework, Multithreading, Java I/O, Exception Handling, Java Memory Management, Java Annotations, Java Design Patterns, Java Streams ...
Looking forward to appear in Java Interview, here are the key 100+ Java Interview Questions with Answers only for you including some of the tricky questions with answers.Table of ContentsSr.No.Question 1 What are new Java8 Features? 2 Difference between GET & POST METHODS? 3 Difference betwee...
JAVA 面试问题(JAVA Interview Questions) 亲爱的读者,这些Java Interview Questions专门设计用于让您熟悉在Java Programming Language主题面试中可能遇到的问题的本质。 根据我的经验,优秀的面试官在你的面试中几乎没有计划提出任何特定的问题,通常问题从这个主题的一些基本概念开始,后来他们继续基于进一步的讨论和你回答的...
Given below is a comprehensive list of the most important and commonly asked basic and advanced Java programming interview questions with detailed answers. Q #1) What is JAVA? Answer: Java is a high-level programming language and is platform-independent. ...
8User defined Exceptions are the separate Exception classes defined by the user for specific purposed. An user defined can created by simply sub-classing it to the Exception class. This allows custom exceptions to be generated (using throw) and caught in the same way as normal exceptions. ...
“Features” such as inner classes often convinced Java developers that such functionality was best relegated to the corner cases of the language, suitable for a programming interview and not much else—except when they needed them. Even then, most of the time, they were used purely for event...
Java 8 Interview Questions Java Projects and Certifications Putting your knowledge into practical projects in Java is very important. Good Projects and Certifications will prove your expertise, like Oracle Certified Java Programmer, and make you more attractive to employers, thus giving a boost to your...
The @Repository annotation is used to define a Data Access Object (DAO) in Spring. It marks the class as a repository that handles database operations and allows Spring to configure AOP (Aspect-Oriented Programming) to manage exceptions. Specifically, it enables the translation of database-relate...