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Design pattern - Interview Questions and Answers for 'Capgemini' - 2 question(s) found - Order By Newest

Very frequently asked.Usually among first few questions.
  Q1. What is MVC ? Design
Ans. MVC is a Design Pattern that facilititates loose coupling by segregating responsibilities in a Web application

1. Controller receives the requests and handles overall control of the request
2. Model holds majority of the Business logic, and
3. View comprise of the view objects and GUI component

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   Like         Discuss         Correct / Improve     j2ee   mvc   mvc design pattern   design pattern   struts   spring   web application   web frameworks   ebay     Asked in 60 Companies      basic        frequent

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 Q2. How one dao Implementation object (singleton) can handle multiple requests?Design Pattern
 This question was recently asked at 'Capgemini'.This question is still unanswered. Can you please provide an answer.


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   Like         Discuss         Correct / Improve     singleton     Asked in 1 Companies


Related Questions

 Difference between Static and Singleton Class ?
 What is the difference between these two approaches of creating singleton Class ?

//Double Checked Locking Code
public static Singleton createInstance() {
   if(singleton == null){
      synchronized(Singleton.class) {
         if(singleton == null) {
            singleton = new Singleton();
         }
      }
   }
   return singleton;
}

//Single checked locking code
public static Singleton createInstance() {
   synchronized(Singleton.class) {
      if(singleton == null) {
         singleton = new Singleton();
      }
   }
   return singleton;
}
 What are design situations to use Singleton and Prototype Design Pattern ?
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 serialization and deserialization of singleton class
 How to avoid cloning, serialization in the singleton class ?
 When singleton can break and how to resolve it
 If you are given choice to either load object eagerly or lazily , which one would you use in case of singleton pattern ?
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