Java

java influencers

List of Top 20 Java Influencers in 2019

Java / By

Java is one of the most influencing programming languages and has an elite status in developer communities, there is no surprise that you will hear Java chatter all around the world. There are also people who have done astounding work in the field of Java and made their mark and have owned special recognition. In this blog, we will familiarize you with the top Java influencers who have been renowned over the world for their work. Being one from the list of most popular and widely used programming languages, It was designed with the purpose of working well with the […]

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Learn Java for Hadoop

How much is It Required to Learn Java for Hadoop?

Big Data, Java / By

Apache Hadoop is one of the most popular enterprise solutions for big data, adopted by most of the IT majors. It has established itself among one of the top 10 IT jobs for the years 2016 and 2017. Hence, it becomes essential for the professionals who aspire to become proficient in Hadoop to explore this evolving ecosystem on a daily basis. Even, for a Hadoop interview, it is important to prepare well with the top Hadoop interview questions. A Hadoop certification can help you to get one level up in your Big Data Career. Check our HDPCA Certification Training and

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Java Interview Questions and Answers

Top 100 Java Interview Questions with Detailed Answers

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Are you a Java professional preparing for an interview? If yes, you’ve reached the right page. Yes! We’ve got you covered with Top 100 Java interview questions with detailed answers. As a Java professional, it is required to be familiar with various Java technologies while going for an interview. In this Java interview questions blog, we have compiled a definitive set of most commonly asked Java interview questions and answers for freshers as well as experienced professionals to help them crack the Java interview. Millions of developers and a huge number of devices worldwide are using Java. Java is everywhere!!

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Top 7 Interview Questions for Java Developers

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This article talks about top 7 of the most frequently asked questions in the job interview for the Java developers. If we go through these questions and its respective answers, it would serve as a good preparation for facing the actual interview questions. OCAJP 8 Certification Exam OCAJP 7 Certification Exam 1. Describe 4 fundamental principles of object-oriented programming, and give code examples to demonstrate those principles in Java.   Object-oriented programming is a program paradigm based on the concept of objects. An object may contain data, in the form of fields, and behavior, in the form of methods. Object-oriented

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Top 5 Tips for Preparing OCMJEA Certification

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The Oracle Certified Master, Java EE 6 Enterprise Architect certification is the most valuable Java credential. Achieving this proves your capability to architect systems and manage the execution of applications at an enterprise level. List of Java Certifications An enterprise architect is involved from the beginning to the end of an application: analyzing and defining requirements, creating blueprints for robust enterprise applications and overseeing the execution. As part of the certification process, certified Java enterprise architects are required to demonstrate a wide range of skills that extend far beyond fundamental Java programming. In order to obtain the Java EE Enterprise Architect Certified

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What is the difference between OCPJP 8 Upgrade Exams 1Z0-810 and 1Z0-813?

Java / By

If you are preparing for the OCPJP 8 Upgrade exam, then it is most common question that whether I should take 1Z0-810 or 1Z0-813. There are two certifications for the OCPJP 8 upgrade exam. That causes the candidate to get confusion of selecting the appropriate certification. In this article we are going to illustrate when to choose these upgrade exams. We are writing the series of posts on OCAJP  and OCPJP certification exam. If you are preparing for the Java certification exams, please be informed that we offering OCAJP 7, OCAJP 8, OCPJP 6, OCPJP 7 and OCPJP 8 for

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OCAJP – How to create and overload constructors in Java?

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We are writing the series of posts on OCAJP certification exam. We are offering OCAJP 7, OCAJP 8, OCPJP 6, OCPJP 7 and OCPJP 8 for programmer level certifications. Keep watching our blog updates for the interesting tips on certification topics. We have also written about how to prepare for OCAJP and how to prepare for OCPJP certifications. This posts are very useful if you are looking for guidance on preparing for the certification exams. This post is about the OCAJP exam objective”Create and overload constructors; including impact on default constructors“.You will be tested in the exam about default constructors

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OCAJP – How to use this and super keywords in Java?

Java / By

We are writing the series of posts on OCAJP certification exam. We are offering OCAJP 7, OCAJP 8, OCPJP 6, OCPJP 7 and OCPJP 8 for programmer level certifications. Keep watching our blog updates for the interesting tips on certification topics. We have also written about how to prepare for OCAJP and how to prepare for OCPJP certifications. This posts are very useful if you are looking for guidance on preparing for the certification exams. This post is about the OCAJP exam objective “Use super and this to access objects and constructors“. In the exam , you will be tested

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OCAJP – Wrapper Classes in Java

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This post is about the OCAJP exam objective “Develop code that uses wrapper classes such as Boolean, Double, and Integer”. In the exam you will be mainly tested about Autoboxing and Unboxing concepts of Wrapper classes, Using wrapper classes with their corresponding primitive types. Try our free test for OCAJP 8 exam now!! What is Wrapper Classes? Generally when we work with numbers we use primitive data types such as byte, int, long, double, etc. There are certain situations to use objects in place of primitives and the Java platform provides wrapper classes for each of the primitive data types.

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OCAJP – HOW TO Apply encapsulation principles to a class?

Java / By

This post is about the OCAJP exam objective “Apply encapsulation principles to a class”. In exam, You will asked like “How to make this class strongly encapsulated?”. In this article, we would explain encapsulation concept according to OCAJP exam and answer all your queries related to the encapsulation concepts. OCAJP 8 Free Practice Questions What is Encapsulation Encapsulation is a process of binding the data (variables) and code acting on the data (methods) together as a single unit. Consider the example When you login into your Gmail or Yahoo mail account, there will be lot of back end process on

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