Core Java Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Core Java Interview Questions

Questions Answers Views Company eMail

briefley expalin about the packages

3 4705

explain about method overloading and method overriding with difficult examples

4 7376

explain the concept of virtual method invocation in polymorphism in detail?

TCS,

2269

Addition to previous section relative word 5th one was Putrid ans: rotten, also there was prob. in 1st section on bucket weight ans:10kg, also there was a prob. on train speed to find bridge length ans:800 mtrs.

V2 Solutions,

2217

we have a 100 classes at that time which class we have to write main method? pls help me

Wipro,

6 8379

class A { public void disp(int a,int b) { System.out.println("hai"); } } class B { public void disp(int a,int b,int c) { System.out.println("hai"); } } above program is overloading or overriding?

Infosys, Wipro,

9 14124

where to use join method and explain with real time senario?and programatical explenation also..

TCS,

1 4961

In a container there are 5 components. I want to display all the component names, how will you do that?

2248

What is the exact difference in between Unicast and Multicast object?

2191

Where will it be used?

1993

What is the main functionality of the remote reference layer?

2050

How do you download stubs from Remote place?

1834

I want to store more than 10 objects in a remote server? Which methodology will follow?

3269

What is the main functionality of Prepared Statement?

4 7837

What is meant by Static query and Dynamic query?

2 6648

Post New Core Java Questions

Un-Answered Questions { Core Java }

What is parsing a sentence?

1169

Explain about fail fast iterators in java?

1118

difference between byte stream class and character stream class?

4601

What are data structures in java?

1029

Explain about anonymous inner classes in java?

1140

Can we print null in java?

1102

How can you handle java exceptions?

1070

How do you write methodology?

1027

How to instantiate member inner class?

1145

What is meant by overloading?

1122

What is the integer of 16?

1038

What is a byte array?

1149

What are features of java?

1085

What are the 4 versions of java?

1222

can java object be locked down for exclusive use by a given thread? Or what happens when a thread cannot acquire a lock on an object? : Java thread

1035

For More Un-Answered { Core Java } Questions Click Here