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...
67)What does it mean that Java Strings are immutable? Strings in Java are immutable to provide security to all variables used in the program, thread-safe (they can be shared among threads without having a native code) and optimum formemory (using logical string pooling). 68) Is it possible...
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...
We’ve brought together a team of highly skilled Java experts to create a set of ready-made Java programming questions you can use in your interview process.These Java interview questions have everything you need for a face-to-face interview with prospective developers: possible right and wrong...
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 concept of pointers will be contradicting. Moreover, since JVM is responsible for implicit memory...
Interview Question 4: What is JVM? Are you aware of Heapsize, Stacksize & Garbage Collection? Please share some more light. When a Java program starts, Java Virtual Machine gets some memory from Operating System. Java Virtual Machine or JVM uses this memory for all its need and par...
During program run, a loader program will load a.exe into the RAM for the execution.Java code Compilation and Execution in Java VM Let’s look at the process for JAVA. In your main, you have two methods f1 and f2. The main method is stored in file a1.java f1 is stored in a ...
Java Exception Interview Questions Here I am providing some of the important core java interview questions with answers that you should know. You can bookmark this post to brush up on your knowledge before heading for an interview. 1. Name some important features of the Java 14 release?
Advanced Java Interview Questions Q1) What are java objects and java applications? Ans.Java object is an object that is provided by the execution of an application. When an application is compiled an object of that application is being made. Java application on the other hand is a program tha...
It is a programming concept that allows running multiple tasks within one single program in a concurrent manner. 4) When and by whom was Java developed? Java was developed in 1995 by James Gosling. Top Java Interview Questions and Answers – Set 2 1) What do JVM, JRE, and JDK stand for...