Interview Questions - Core Java

Why should I learn to solve Core Java technical interview questions?

Learn and practise solving Core Java technical interview questions and answers to enhance your skills for clearing technical interviews, HR interviews, campus interviews, and placement tests.

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IndiaBIX provides you with lots of fully solved Core Java technical interview questions and answers with a short answer description. You can download Core Java technical interview questions and answers as PDF files or e-books.

How do I answer Core Java technical interview questions from various companies?

You can answer all kinds of Core Java technical interview questions by practising the given exercises (short answer type). You can also find the frequently asked Core Java technical interview questions with answers from various companies, such as TCS, Wipro, Infosys, CTS, IBM, etc.

1.
What is the most important feature of Java?
Java is a platform independent language.

2.
What do you mean by platform independence?
Platform independence means that we can write and compile the java code in one platform (eg Windows) and can execute the class in any other supported platform eg (Linux,Solaris,etc).

3.
What is a JVM?
JVM is Java Virtual Machine which is a run time environment for the compiled java class files.

4.
Are JVM's platform independent?
JVM's are not platform independent. JVM's are platform specific run time implementation provided by the vendor.