- Explain JDK, JRE and JVM?
- Explain public static void main(String args[]) in Java
- Why Java is platform independent?
- Why Java is not 100% Object-oriented?
- What are wrapper classes in Java?
- What are constructors in Java?
- What is singleton class in Java and how can we make a class singleton?
- What is the difference between Array list and vector in Java?
- What is the difference between equals() and == in Java?
- What are the differences between Heap and Stack Memory in Java?
- What is a package in Java? List down various advantages of packages.
- Why pointers are not used in Java?
- What is JIT compiler in Java?
- What are access modifiers in Java?
- Define a Java Class.
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