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Cap Gemini Core Java Interview Questions
Questions Answers Views Company eMail

What is singleton class?

 16 57025

What is the difference between throw and throws?

 5 9056

What is onClassLoader in java?

 5 5793

How does marker interface provides functionality to the implemented class ? or How dose maker interface gets the functionalities as serialization or cloning.

 4 5938

what are the major differences between jdk1.4 and jdk1.5?

 2 11842




What are the notations in Java?

 1 6908

What are library required to connect to excel sheet.

 2 3901

What is “try and catch” in java

 5 4566

Scenario: There are 1 to 100 numbers. Each number should be keep in the each column like from A column to Z column ie 1 to 26. From 27 to 52 should be in 2nd row in the excel sheet. This has to be continue till 100. How do you write Java program and what are various methods.

 4 4972

I declared main() method as private. But it still running and displaying the output. Please Answer it . Code Snippet as Below: import java.io.*; class over { private static void main(String[] args) { int high = Integer.MAX_VALUE; int overflow = high + 1; int low = Integer.MIN_VALUE; int underflow = low - 1; System.out.println(high + "\n" +overflow +"\n"+ low +"\n"+underflow); //System.out.println(overflow); //System.out.println(low); //System.out.println(underflow); } }

4 3948

What is OOPS Concept?

 1 3359

What is access modifiers?

 1 2488

Explain JSP life cycle

 1 2026

How do you implement polymorphism in our day to day life?

 2133

What is design pattern and there types?

 2 4247

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Cap Gemini Core Java Interview Questions





Un-Answered Questions

What the information segments utilized by hadoop are?

3

where v see useful video in electronic circuits? which site it is free for download?

910

If given a chance to do something for the society to eradicate poverty, what will your initial step?

44

what is the difference between nonatomic & atomic ? which is thread safe and why

587

Whata are the types of Cables?

898




What is blower? Partlist of blower.

797

How to create a postgresql database?

16

Explain about Optimization techniques in eim?

23

What are the different types of parameters?

17

Define inheritance?

8

What are the basic clouds in cloud computing?

5

Explain can you assign a different address to an array tag?

15

Explain how and when a DNS request is solved when a user tries to surf to the site www.abcdeg.in .Assume the user machine uses a local name server and sits on another network other than www.abcdef.in.

3359

What is Overfitting? And how do you ensure you’re not overfitting with a model?

3

Cucumber execution starts from where?

1