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Core Java Interview Questions
Questions Answers Views Company eMail

Explain JPA in Java.

1 984

Briefly explain the term Spring Framework

1 959

Difference between static methods, static variables, and static classes in Java.

1 1108

What is a Java Virtual Machine?

1 903

. Define Copy Constructor in Java

1 992

Can Java be said to be the complete object-oriented programming language

1 950

Define Wrapper Classes in Java.

1 897

Define package in Java.

1 964

. Differentiate between instance and local variables.

1 1023

. Explain Java String Pool.

1 974

What happens when the main() isn't declared as static?

1 945

Why is Java a platform independent language?

1 1054

Why is the main method static in Java?

1 1057

What part of memory - Stack or Heap - is cleaned in the garbage collection process?

1 967

What is the difference between the program and the process?

1 1041


Post New Core Java Questions

Un-Answered Questions { Core Java }

What is the difference between break and continue statements?

1135


What is the difference between equals() and == in java?

1050


Write a java program to find the route that connects between Red and Green Cells. General Rules for traversal 1. You can traverse from one cell to another vertically, horizontally or diagonally. 2. You cannot traverse through Black cells. 3. There should be only one Red and Green cell and at least one of each should be present. Otherwise the array is invalid. 4. You cannot revisit a cell that you have already traversed. 5. The maze need not be in the same as given in the above example

2677


Differentiate between static and non-static methods in java.

1135


How to create a base64 decoder in java8?

1152


What do you mean by an interface in java?

1110


explain different ways of using thread? : Java thread

1092


Realized?

2278


What is java string pool?

1091


Write a program to print count of empty strings in java 8?

1096


Explain public static void main(string args[]) in java.

1089


What is an object in java and how is it created?

1154


What is a constructor overloading in java?

1136


What is parsing in java?

1052


How to sort array in descending order in java?

1005