8. What is the difference between a local variable and an instance variable? In Java, a local variable is typically used inside a method, constructor, or a block and has only local scope. Thus, this variable can be used only within the scope of a block. The best benefit of having a ...
Basic Java Interview QuestionsBelow are five examples of basic java problems. These questions are simple in nature, testing only one concept. They are meant to be solved in a collaborative integrated development environment (IDE). You can access the sample inputs, sample outputs, and base code ...
Interview Questions on Java What if the main method is declared as private? The program compiles properly but at runtime it will give “Main method not public.” message. What is meant by pass by reference and pass by value in Java? Pass by reference means, passing the address itself rat...
such as MySQL and Oracle. This article has a collection of 40+ interview questions related to the JDBC API. They cover areas from basic Connection to DataSource to Connection Pooling. It will help you in interviews for questions
Java Basic Interview Questions 1. Why is Java a platform independent language? Java language was developed in such a way that it does not depend on any hardware or software due to the fact that the compiler compiles the code and then converts it to platform-independent byte code which can...
As a professed Java programmer, there are certain expectations from you during job interviews. Here are the top 10 Java interview questions you should be ready to answer.
Java basic common knowledge points & interview questions summary (in), the latest version of 2022 abnormal Java exception class hierarchy diagram overview: What is the difference between Exception and Error? In Java, all exceptions have a common ancestorjava.langpackageThrowableclass.ThrowableThe class...
https://hit-alibaba.github.io/interview/basic/network/TCP.html TIME_WAIT 和 CLOSE_WAIT 的区别。 TIME_WAIT状态就是用来重发可能丢失的ACK报文。 TIME_WAIT 表示主动关闭,CLOSE_WAIT 表示被动关闭。 说说你知道的几种 HTTP 响应码,比如 200, 302, 404。
Java Collections Interview Questions and AnswersWhat are Collection related features in Java 8? Java 8 has brought major changes in the Collection API. Some of the changes are: Java Stream API for collection classes for supporting sequential as well as parallel processing Iterable interface is ...
JavaBasic Interview Questions1. Why isJavaa platform independent language?Javalanguage was developed in such a way that it does not depend on any hardware or software due to the fact that the comp java面试问题英语 java jvm 面试 Java