Java History Interview Questions

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1. Why JAVA language is developed?

Ans: JAVA is Developed with an intention to let application developers "write once, run anywhere" (WORA), meaning that compiled Java code can run on all platforms that support Java without the need for recompilation.Java applications are typically compiled to bytecode that can run on any Java virtual machine (JVM) regardless of computer architecture.

3. What are the important features of Java?

Ans: There is given many features of java. They are also known as java buzzwords. The Java Features given below are simple and easy to understand.
  • Simple
  • Object-Oriented
  • Platform independent
  • Secured
  • Robust
  • Architecture neutral
  • Portable
  • Dynamic
  • Interpreted
  • High Performance
  • Multithreaded
  • Distributed
4. What is OAK?

Ans: Oak was a programming language created by James Gosling in 1991, initially for Sun Microsystems set-top box project. The language later evolved to become Java.

The name Oak was used by Gosling after an oak tree that stood outside his office.
8. Why C, C++ programming language are platform dependency?

Ans: The C, C++ generated .exe files not only contains Operation System Related instruction but also contains instructions releated to underlying computer architecture. Due to this we can say C, C++ laguages are platfrom dependent and architecture specific where as java programming language is platform independent and architectural neutral because the java compiler generated .class file doesn’t contain underlaying OS , Computer Architecture instructions

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