when the waiting time completed then again previous thread changes its state from waiting to runnable and comes in running state, and the whole process works so on till the execution doesn't complete.
JSP is an integral part of Java EE. If you are giving an interview for a web developer, then having good knowledge of JSP is very important. This post contains a list of 35 JSP interview questions with answers. Please make sure to bookmark it because I will be kept on adding more to...
A while statement checks at the beginning of a loop to see whether the next loop iteration should occur. A do statement checks at the end of a loop to see whether the next iteration of a loop should occur. The do statement will always execute the body of a loop at least once. 27What...
它们的主要区别是 Callable 的 call () 方法可以返回值和抛出异常,而 Runnable 的 run ()方法没有这些功能。 7.Java 中 CyclicBarrier 和 CountDownLatch 有什么不同 它们都是JUC下的类,CyclicBarrier 和 CountDownLatch 都可以用来让一组线程等待其它线程。区别在于CountdownLatch计数无法被重置。如果需要重置计数,...
7) How to access variables from an interface? Once a set of variables have been defined using the statement interface, they can be accessed like any other static properties with ClassName.VARIABLE_NAME. 8) What is intern() in Java?
Most Asked Java Interview Questions and Answers In 2024 Why Is Java Important? Top Java Interview Questions and Answers – Set 1 Top Java Interview Questions and Answers – Set 2 Top Java Interview Questions And Answers – Set 3 Top Java Interview Questions And Answers – Set 4 Top Java Inte...
7. What are the main concepts of OOPs in Java? Object-Oriented Programming or OOPs is a programming style that is associated with concepts like: Inheritance: Inheritance is a process where one class acquires the properties of another.
7、为什么方法不能根据返回类型来区分重载? 我们来看以下的代码: publicvoidtestMethod(){ doSome(); }publicvoiddoSome(){ }publicintdoSome(){return1; } 在Java语言中,调用一个方法,即使这个方法有返回值,我们也可以不接收这个返回值,例如以上两个方法doSome(),在testMethod()中调用的时候,Java编译器无法...
@文心快码java interview questions for 5 years experience qa 文心快码 针对5年经验的Java QA工程师,以下是一套综合性的面试题,涵盖了Java基础知识、高级特性、测试框架和技术,以及实战经验和问题解决能力的考察: 1. Java基础知识 Java静态变量和成员变量的区别 静态变量(类变量)属于类,成员变量(实例变量)属于...
Some Java interview questions and my answers which may be correct or not,Attention:答案我自己写的,不正确的可以严肃指正,看的时候要带着怀疑的态度,不要轻信任何答案,万一有错别字呢,而且我写的比较随意1、Java线程的状态new:创建好线程对象之后,处于此状