For example, some Collection implementations like List allow duplicate elements whereas other implementations like Set don't. A lot of the Collection implementations have a public clone method. However, it doesn't make sense to include it in all implementations of Collection. This is because Collect...
This question is themost importantand is most likely to be asked at every job interview level. You must be very clear on this topic., not only because it is the most asked question but also it will open up your mind to further questions related to Collection APIs. The answer to this q...
One of the classic interview Questions asked on Java collection framework, This is pretty old and programmer who has been working in Java for 4 to 6 years must have seen this question before. WellIterator and ListIterator in Javais a new way to iterator collection in Java and provides abilit...
It’s a great design question and asked a lot in java interviews. This post provides all the differences between abstract class and interface. When should we use interface over the abstract class and vice versa? The post also explains how to use abstract class and interface to create a flexi...
Looking forward to appear in Java Interview, here are the key 100+ Java Interview Questions with Answers only for you including some of the tricky questions with answers.Table of ContentsSr.No.Question 1 What are new Java8 Features? 2 Difference between GET & POST METHODS? 3 Difference betwee...
Difference between Vector and Arraylist is the most common Core Java Interview question you will come across in Collection . This question is mostly used as a start up question by the Interviewers before testing deep roots of the Collection . ...
Functional interfacescompletely changed how we look at both fundamental building blocks of Java language. You cannot skip this question if your resume says you work on Java 8. In the linked tutorial, I will show you the correct scenarios, which will help you crack some complex interview questio...
f1 is stored in a file as a2.java f2 is stored in a file as a3.java The compiler will compile the three files and produces 3 corresponding .class file which consists of BYTE code. Unlike C, no linking is done . The Java VM or Java Virtual Machine resides on the RAM. During executi...
84 . Should default be the last case in a switch statement? 85 . Can a switch statement be used around a String 86 . Guess the output of this for loop (P.S. there is an error as the output of given question should be 0-1-2-3-4-5-6-7-8-9. So please ignore that.) ...
Interview question - Order Process AutomationAn ecommerce transaction starts on an instance of SAP Hybris at the frontend (browser-based). The order then flows through a bespoke SQL Server based Data Hub, into MS Dynamics 365 (F&O), where the order orchestrated. The flow also includes ...