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Cap Gemini Core Java Interview Questions

Questions Answers Views Company eMail

What is singleton class?

16 71763

What is the difference between throw and throws?

5 12987

What is onClassLoader in java?

5 9617

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

4 8760

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

2 14391

What are the notations in Java?

1 8744

What are library required to connect to excel sheet.

2 6074

What is “try and catch” in java

5 8338

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 7844

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 7268

What is OOPS Concept?

1 4847

What is access modifiers?

1 4258

Explain JSP life cycle

1 3938

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

3180

What is design pattern and there types?

2 6349

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Cap Gemini Core Java Interview Questions

Cap Gemini Core Java Interview Questions (24)

Un-Answered Questions

how can we determine size of a cable by knowing the kw or current rating of a load?how can we calculate the resistance box of a slip ring motor?

1712

When group by is used, how to write or use the where clause in soql ?

472

What problem does Delegate Solve?

931

What is case class? What is case object? What are the Advantages of case class?

What are different types of constants?

970

What is the difference between factory and abstract factory design pattern?

952

What is the journal entry of building rent and TDs payment?

1497

How to create single selected listbox?

Explain a situation where finally block will not be executed?

974

What are the sticky keys on a laptop?

535

Why extending array is bad idea?

983

What is the shortcut to insert a row in excel 2007?

569

What is a ruby singleton method ?

800

What is the use of bundle conductors?

1104

What is google presentation?

1711