Being a Java developer, you must be familiar with the importance of Collections in Java. Undoubtedly, Collections are the most important for you. You can't imagine even a small project in Java without the use of Collections. Moreover, in order to work in an industry level project, you must have a good knowledge on Collections in Java. Apart from going through theoretical concepts multiple times, it is highly advisable that developers need much coding practice on collections. In this article, we will be doing theoretical & code practice on ‘Collections in Java’ in the form of MCQs that are frequently asked in the interviews as well. Definitely, you must find this article beneficial whether it is an interview or a written
Collections
Top 20 Collection Framework In Java Interview Questions
As a good Java developer, it is very important to have a thorough knowledge of different Java collections, their specifications and uniqueness. It helps in selecting the right data structure for a particular scenario. In any java interview almost every interviewer checks these skills in the candidate. The reason behind this is that an industry level live project can't be developed without using Java Collections. Moreover, selecting a right collection in a particular scenario becomes very important, because the wrong selection may involve in performance implications in the long term. In this article, we will discuss 'Top 20 Collection Framework In Java Interview Questions' and their answers. Additionally, interviewers often evaluate a candidate's proficiency to analyze trade-offs between different collections and
Enhancement of Java Collection Classes
In this article "Enhancement of Java Collection classes" we will learn about the origin of classes in different versions of jdk. Also, If any new class introduced, what was the purpose of introducing that? What was the weakness of previous version of the class? Why the new class introduced? What all new features introduced in Collection classes? and so on. We are going to discuss about these kinds of questions in this article accordingly. In fact, we will learn about Enhancement of java collection classes step by step & also version by version simultaneously. Particularly, we will focus on Java collection classes features in JDK 1.0, 1.2, 1.4, 1.5, 1.6 and 1.8 respectively. What is Collection in Java? As we might already
