Creates a proper hierarchical structure which makes it easier to locate the related classes 2. Why pointers are not used in Java? Java doesn’t use pointers because they are unsafe and increases the complexity of the program. Since, Java is known for its simplicity of code, adding the concep...
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 ...
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
Hello, my name is Guide. The autumn recruitment is coming, I have refactored and improved the content ofJavaGuide, and synchronized the latest update, hoping to help you. The first two articles: Java Basics Common Knowledge Points & Interview Questions Summary (Part 1), the latest version in...
Basic Java Interview Questions Q1. Explain JDK, JRE and JVM? JDK vs JRE vs JVM JDK JRE JVM It stands for Java Development Kit. It stands for Java Runtime Environment. It stands for Java Virtual Machine. It is the tool necessary to compile, document and package Java programs. JRE refers...
http://ifeve.com/java-multi-threading-concurrency-interview-questions-with-answers/ volatile 的原理,作用,能代替锁么。 Volatile利用内存栅栏机制来保持变量的一致性。不能代替锁,其只具备数据可见性一致性,不具备原子性。 http://blog.csdn.net/gongzi2311/article/details/20715185 ...
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...
It is one of the java interview questions for freshers. Of course not 100% freshers, but this question tests understanding of basic design principles, and the ability to apply them. In particular, adhering to the “open to extension, closed to modification” principle helps to write decoupled,...
Java Interview Questions/Java面试题 . What is transient variable? Transient variable can't be serialize. For example if a variable is declared as transient in a Serializable class and the class is written to an ObjectStream, the value of the variable can't be written to the stream instead ...
JavaScript is a vast topic. The list ofJava basic interview questionscould be endless. But we hope you’ve found this comprehensive list ofJava coding interview questionswe made for you, informative and helpful. To handleadvanced Java interview questions,it would be a great idea to get a bette...