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Core Java Interview Questions
Questions Answers Views Company eMail

What is the use of collections in java? How it is implemented in real time applications?

2 10119

1.) if we use "private" in place of "public" in public static void main()... 2.) if we use "int" in place of "void".... 3.) can we ommit "static" keyword from that statement.... 4.) also can we give the command line arguments type as int type or float,etc.(.i.e (string args[]))

1 5180

WHAT IS THE SCOPE FOR COREJAVA...? IS JAVA ONLY CORE JAVA ?

2 7982

difference between jsp and java script?

3 3854

When you declare a method as abstract method ?

HP,

2 5264

What is JVM ?

Phantom Technologies, TCS,

4 4206

Why do we need public static void main(String args[]) method in Java...?

1 3730

What is the difference between constructor and method?

4 4274

What is the difference between parameters and arguments ?

2 3384

What is the difference between Java Bean and Java Class.?

2 3708

What is the purpose of a statement block?

1 2849

Can an unreachable object become reachable again?

3 3395

String Reverse in Java...!

5 6044

what difference between throw and throws in exception handling.

5 5283

How to excute - Interface - Inner class- method can any one tell how to execute/ call this main method public interface abc { static int i=0; void dd(); class a1 { a1() { int j; System.out.println("inside"); }; public static void main(String a1[]) { System.out.println("in interfia"); } } }

1 2696


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Un-Answered Questions { Core Java }

Is string a datatype?

145


What is blank final variable?

171


Which is dependent variable?

155


Explain the difference between intermediate and terminal operations in java8?

167


What is the static import?

181






What is the method in java?

164


What are the principle concepts of oops?

165


What is object-oriented programming?

164


What is n in java?

150


What is instance example?

136


List some important features of java 10 release?

155


Is a class subclass of itself?

166


what is the difference between Object Based Language and Object Oriented Language?

224


What is the transient keyword?

195


What must a class do to implement an interface in java programming?

172