A new feature to store classes was added in Java 8. In Java 8, there is a place known as MetaSpace where all the classes are kept. MetaSpace has replaced PermGen. The Java Virtual Machine used PermGen to store the classes prior to Java 7. Java 8 substituted MetaSpace for PermGen because...
To Utilize Current Multi-Core CPUs EfficientlyRecently, we can observe drastic changes in Hardware. Nowadays, all systems are using Multi-Core CPUs (2,4,8,16-Core, etc.) to deploy and run their applications. We need new Programming Constructs in Java to utilize these Multi-Core Processors ef...
Core Java is the starting point of any Java interview. A strong grip on Core Java is a must to clear the Java interview for experienced as well as beginners. This article lists the most important core java interview questions with answers. 2.Java 8 Interview Questions Java 8 was a major ...
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问...
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...
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. ...
Prepare for your Java interviews with these essential Java interview questions and answers. Boost your confidence and ace your next job interview.
8 Key Java Interview Questions for Entry-Level Java Junior Developers Junior Java developers are a great way to strengthen your IT team. Although they are still not experts in the field, they have valuable and fresh knowledge. Talentedentry-level developersare aware of all the new things happeni...
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...
Java Exception Handling Interview Questions Throw and Throws in Java Miscellaneous Topics Java further contains some miscellaneous topics that go beyond the simple constructs to extend its capabilities and address more specific needs in programming. These will include file I/O, serialization, reflection,...