These are must know Java interview FAQs. If you don’t get these Java interview questions right, you will not be getting an offer.
Q1. What is the difference between “==” and “equals(…)”
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800+ Java & Big Data Interview Q&As Java & Big Data Interview Q&As with code to fast-track & go places. Must know-hows categorised to talk the talk in job interviews & to walk the talk on the job.
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Home › quick interview prep success › 300+ Java Interview FAQs › Archive for Java FAQs – 03: Core Java
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00: Top 50+ Core Java interview questions answered – Q11 to Q23
The focus is on Java OOP interview questions and answers. Q11. What is the difference between constructors and other regular methods? A11. Constructors must have the same name as the...
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Login Register 100+ Free Java interview FAQs 80+ Free Big Data interview FAQs00: Top 50+ Core Java interview questions answered – Q24 to Q36
Focus is on Java classes, interfaces and generics the interview questions and answers style. Java classes and interfaces are the building blocks. Q24. … Read more ›...
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Login Register 100+ Free Java interview FAQs 80+ Free Big Data interview FAQs00: Top 50+ Core Java interview questions answered – Q37 to Q42
As a Java developer, you may not need to know how the JVM works, but the most important topic that you must know is Java Garbage Collection. How the Garbage...
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Login Register 100+ Free Java interview FAQs 80+ Free Big Data interview FAQs00: Top 50+ Core Java Interview questions answered – Q43 to Q54
Q43. What can you tell about the performance of a HashMap compared to a TreeMap? Which one would you prefer? A43. … Read more ›...
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Login Register 100+ Free Java interview FAQs 80+ Free Big Data interview FAQs02: 10 Java String class interview Q&As
Java Collection interview questions and answers and Java String class interview questions and answers are must know for any Java developer as these two APIs are the most frequently used in your Java application code.
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02: 5 Java multithreading scenarios interview
Java interview questions & answers on multithreading scenarios to judge your experience in building applications with concurrency in mind. Q1. Can you give some scenarios where you built concurrent systems?...
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Login Register 100+ Free Java interview FAQs 80+ Free Big Data interview FAQs15+ Java beginner multithreading interview FAQs
Q1. What is a thread?
A1. It is a thread of execution in a program. The JVM (i.e. process) allows an application to have multiple threads of execution running concurrently.
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17 FAQ Java Collection interview Q&As
Java Collections interview questions and answers and Java String class interview Q&As are must know as you can’t write any decent Java application without these 2 APIs. This post focuses...
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Login Register 100+ Free Java interview FAQs 80+ Free Big Data interview FAQs6 Java Modifiers every interviewer likes to Quiz you on
Java modifiers like final, finally, const, volatile, transient and finalize are very popular with the job interviewers. You will see why because of the possible drill down questions.
Q1.
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I am Naidu, I have 4 years of experience in java/Java EE. Few months back i started attending interviews and brought you book "Core Java Career essentials" and gone through most of the questions. I have cracked more than 10 companies and now i have joined Product based company. I felt very happy and thought of writing a mail to you and you help in the form of blog and book. -- Naidu M
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