tricky java programming questions

The first one discusses object-oriented programming and its features, common questions about Java and its features, Java collection classes, garbage collectors, and this chapter focuses on exception handling, Java applets, SWING,JDBC, remote method Invocation (RMI), Servlets

Getting started as a Java developer these days is quite straightforward. There is countless books on the subject, and of course a abundance of online material to study. Recently, getting started as a Java developer is very simple. There are no related books, of course, there is a lot of online information to learn Of course, our own site offers a vast array of tutorials and articles to guide y

The first one discusses object-oriented programming and its features, common questions about Java and its functionality, Java collection classes, garbage collectors, this chapter focuses on exception handling, Java applets, SWING,JDBC, remote method Invocation (RMI), servlet

1. What is J2EE? 2. Introduction to the Collection framework in Java (including how to write your own data structure )? For example, what is the difference between the legacy classes (hashtable and vector) in collection and the existing classes? (Synchronous) 3. What is the exception handling mechanism and event mechanism in Java? 4. What is the difference between EJB and

this is the value of the pass or reference pass? InfrastructureA: The value is passed. The Java programming language has only value-passing parameters. When an object instance is passed as a parameter to a method, the value of the parameter is a reference to the object. The contents of the object can be changed in the called method, but the object's reference is never changed.22, we often encountered in th

First, let's talk about the differences between final, finally, and finalize.　　Second, can anonymous inner class (anonymous internal class) be extends (inherited) other classes, or implements (implemented) interface (Interface )?　　Third, the difference between static nested class and inner class is that the more you say, the better (the more general the interview questions are ).　　Fourth, the difference between and.　　Fifth, the difference between has

Java Multithreading interview QuestionsMultithreading and synchronization are considered as the typical chapter in Java programming. In game development company, Mulithreading related interview questions is asked mostly. A List of frequently asked Java Multithreading intervi

The Java Collection framework is the foundation of the Java programming language and is an important knowledge point in the Java interview. Here, I've listed some important questions and answers about the Java collection.In additi

The Java Collection framework is the foundation of the Java programming language and is an important knowledge point in the Java interview. Here, I've listed some important questions and answers about the Java collection.In additi

The Spring framework is now almost a standard framework for Java WEB development. So, as a Java programmer, how much do you know about Spring's main technical points? You may want to use the questions in this article to check.1. General questions1.1. What are the main features of different versions of the Spring Framework?Versionfeaturespring 2.5 was released in

Java Collection related interview questions and answers Interview questions1.JavaWhat is a collection frame? What are some of the advantages of a collection framework? There are collections in each programming language, and the original Java version contains several collection classes: Vector, Stack, Hashtable, and ar

XML interview questions include XSLT techniques for transforming XML files, xpath,xquery, and XML basics such as DTDs or schemas. This article will see 10 common XML interview questions and answers. Most of these questions are asked in a Java interview and are also useful in C,c++,scala or other language

Beginners | questions For the problems in this series, everyone who learns Java should understand. Of course, it doesn't matter if you just learn to play Java. If you think you have gone beyond beginners, but do not understand these questions, please return yourself to the ranks of beginners. The content comes from CSD

Links: http://ifeve.com/java-multi-threading-concurrency-interview-questions-with-answers/Original: Http://www.journaldev.com/1162/java-multi-threading-concurrency-interview-questions-with-answersMultithreading and concurrency issues are among the questions that interviewers

1. What is a JVM? Why is Java called a cross-platform programming language?Java virtual machines are virtual machines that can execute Java bytecode, and each Java source file is compiled into a bytecode file and then executed in the JVM.

class.When using the interface isolation principle to constrain the interface, the following points should be noted:The interface is as small as possible, but there are limits. The refinement of the interface can improve the programming flexibility, but if it is too small, it will cause too many interfaces and complicate the design. So be sure to be modest.Customizing the service for an interface-dependent class exposes only the methods it needs to t

Job-hopping is not frequent, but has participated in a lot of interviews (telephone interview, face to faces interview), large/small companies, Internet/traditional software company, batter (above his business, lack of actual combat experience, hang off), also face, fortunately not because of failure and discouraged, in the process of constantly check gaps, developed a practical, Trace, continuous improvement of the habit, I have experienced, conceived some of the

This article helps you to master Java Multithreading Basics to meet future problems, the specific contents are as follows Java Multi-threaded interview questions 1. What is the difference between processes and threads?a process is a stand-alone (self contained) operating environment that can be viewed as a program or an application. A thread is a task that is p

What is the 1.Java set frame? What are some of the advantages of a collection framework? There are collections in each programming language, and the original Java version contains several collection classes: vectors, Stack, Hashtable, and array. With the extensive use of the set, Java1.2 proposes a set framework encompassing all the set interfaces, implementatio

Original link: http://ifeve.com/java-multi-threading-concurrency-interview-questions-with-answers/Multithreading and concurrency issues are among the questions that interviewers prefer to ask in a Java technology interview. Here, the most important questions are listed from