Copyright by Soma Sharma 2012 to 2020. Good work done! log() is a closure that captures the variable i, which is defined in the outside scope of for() cycle. Most questions are asked on Senior and experienced level i.e. I'm excited to start my coaching program to help you advance your JavaScript knowledge. We have tried to include the top frequently asked questions as well as their answers to help freshers and the experienced professionals with their job interview. What can you offer us that other candidates can’t? While at first the questions might seem random, they try to hook into important concepts of JavaScript. Great questions, How about adding tricky questions related to programming exercise ? When you have 5 years of experience as java developer, you need to have a good understanding of collections, multithreading concepts.. I remember reading about it on Java concurrency in Practice, which says that a volatile write will happen before volatile read. What happens when an exception is thrown by a Thread? linklist is dynamic is called at runtime to save memory. During a job interview, employers sometimes ask tricky questions to trip you up — not out of maliciousness, but to get an accurate sense of your candidacy. Also, check out java tricky code snippets. In this post, you will find 7 at first sight simple, but tricky JavaScript interview questions. Hello @Jake, I don't believe the go/no-go decision is based upon these tricky questions. I never have to worry about such things, because I write defensive and don't allow such nonsense in my code base"He didn't get the job, but he's right.Most of this "trick" questions are are just academic and should never occur to in real life. Pass by value and pass by reference is also a good tricky Java question. My daily routine consists of (but not limited to) drinking coffee, coding, writing, coaching, overcoming boredom . plz Don't confused others :), 2/0 is arithmetic exception so before going to system.exit it will jump to catch block and then finally but once system.exit(0) executes ...finally will not execute then .. try it withclass Main{public static void main(String args[]){try{int a=2/1;System.exit(0);}catch(Exception e){System.out.println("i am in catch block");}finally{System.out.println("finally");}}}. Powered by, What is the issue with following implementation of compareTo() method in Java, Well, three is nothing wrong in this Java question until you guarantee that id is always positive. Does following code legal in Java? Hi Ankur, Thanks for pointing out, you should read opposite i.e non static variable can not accessible from static context. Please refer to this link for more information http://docs.oracle.com/javase/tutorial/java/javaOO/classvars.html. If you're looking for Spring Interview Questions & Answers for Experienced or Freshers, you are at the right place. its really nice tricky question to read to face interview. What is a tricky question? length property of the array object has a special behavior: Reducing the value of the length property has the side-effect of deleting own array elements whose array index is between the old and new length values. is Yes, it quite possible if you are using a custom class loader or working on managed environment which uses classloader e.g. the tricky part is, If id becomes negative than. I know it’s unfair. In another interview, my friend was asked this question little differently, Can we store BigDecimal class in TreeSet? In other words, b is a global variable created accidentally. My top stressing things in software development are: Not JavaScript, this, CSS, Internet Explorer, but the 2 above. ", you mean how "happens before" concept work with volatile variables? This is another tough interview question because the interviewer is putting you on the spot to brag about yourself and sell them on why they should hire you. if it is not allowed what is the senario? In this post, we will see Java interview questions for 5 to 6 years experience. Hoisting and temporal dead zone are 2 important concepts that influence the lifecycle of JavaScript variables. Dear Readers, Welcome to HR Interview questions with answers and examples for Experienced.These 25 solved HR Interview questions will help you prepare for the HR Round conducted during the job interviews for professionals. All they could say is, since some floating point numbers cannot be represented precisely in Java, hence 0.1*0.3 != 0.3. System.exit(0) is unreachable statement here. I should also mention that you shouldn't cast to Employee without knowing it's an Employee via instanceof, or just using Comparable generic interface. At the end of the day, it's not always about getting the right answer, it’s more about showcasing how confident you are and how you cope under pressure. The explanation of the last question is little bit confusing. It can do both. So I answered incorrectly [1, 2, 3, 4]. If you misplace synchronization block or any of the method, that may cause your program to go horribly … It's not a bad idea to prepare a tricky Java question before appearing for any core Java or J2EE interview. A Simple Explanation of JavaScript Closures, Don't Use JavaScript Variables Without Knowing Temporal Dead Zone, Gentle Explanation of "this" in JavaScript, 5 Differences Between Arrow and Regular Functions, A Simple Explanation of React.useEffect(), 5 Best Practices to Write Quality JavaScript Variables, 4 Best Practices to Write Quality JavaScript Modules, 5 Best Practices to Write Quality Arrow Functions, Important JavaScript concepts explained in simple words, Software design and good coding practices, 1 hour, one-to-one, video or chat coaching sessions, JavaScript, TypeScript, React, Next teaching, workshops, or interview preparation (you choose! Is null key allowed to stored in HashMap? Dear readers, these Java 8 Interview Questions have been designed specially to get you acquainted with the nature of questions you may encounter during your interview for the subject of Java 8 Language.As per my experience good interviewers hardly plan to ask any particular question during your interview, normally questions start with some basic concept of the subject and later they … While I'm an certain these questions are getting asked, I find it ironic that being able to answer them in no way indicates any ability to be a successful programmer. However, accessing myConst before the declaration line throws a ReferenceError. 1. Make sure that you understand all Java concepts not just theoretically but with coding practice too. I was slightly disappointed because of such unfair tricks. Let me know your opinion. Java Programming Interview Questions. Java Programming Interview Questions. If you have any questions or feedback, please drop a note. For a Java enthusiast who is looking to attend a Java interview anytime soon, here are the most popular interview questions and answers that might come your way. Freelancing since 2003. I have written these tutorials specifically for helping you in answering some of the difficult questions … List, and add / remove items in the Technical round of interview in any particular topic check... Mean how `` happens before '' apply to volatile work was interviewing for my first job, I ’! Inserted after return: return ; inside the function makes it return undefined, multithreading concepts s to... Interprets b = 0 a linked list of Map.Entry object, which does n't even qualify for.. Boot has become the most popular Java web framework, adding 14 % since last year difficulty:. 15 Java-related interview questions on spring boot interview questions on Constructors something server! Method in Java or an expert programmer, you can not access static variable in non static.. 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