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Design - Interview Questions and Answers for 'Deloitte' - 3 question(s) found - Order By Newest

  Q1. What is the use of Transient Keyword ?Core Java
Anonymous
Ans. It in Java is used to indicate that a field should not be serialized.

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   Like         Discuss         Correct / Improve     java   oops   serialization   transient   java keywords     Asked in 38 Companies      intermediate        frequent

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Related Questions

  Which of the following combination of keywords is illegal in Java ?

a. static and transient
b. transient and final
c. static and synchronized
d. abstract and final
  Which keyword is used to provide explicit access of a code block to single thread ?

a. Transient
b. Final
c. Explicit
d. Synchronized
 Can we declare static variables as transient ?
  What are transient variables in java?
  Which of the following is true ?
  Variables of an interface are intrinsically ...

a. transient
b. final
c. public
d. static


Very frequently asked. Usually followed by questions related to private constructor and synchronized access. Frequently asked in JPMorgan and TCS (Based on 2 feedback)
  Q2. Explain Singleton Design Pattern ?Design
Admin
info@buggybread.com
Ans. http://www.buggybread.com/2014/03/java-design-pattern-singleton-interview.html

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   Like         Discuss         Correct / Improve     java   design pattern   singleton   at&t   ebay  fidelity india  united healthcare india     Asked in 46 Companies      intermediate        frequent


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 is the difference between Singleton and Prototype Bean scope in Spring ?
  When should we use prototype scope and singleton scope for beans ?
  Shouldn't we make a class with all static members is its just expected to be executed as a standalone program with just one thread. Moreover Lets assume that there is no runtime Polymorphism required and there is no need for serialization ?
  Should we have instance variables in the Spring Bean which has been scoped as Singleton ?
  What are stateless objects ? How are they different from immutable objects ? Which of these two is thread safe ?
  Action Class is singleton and hence not thread safe in ..
  Which of the following is not the difference between Singleton and Static class ( Class with static members only ) ?


 Q3. What are different types of IOC containers ?Design2018-07-04 16:22:36

Ans. J2ee Web Containers and Core Containers

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   Like         Discuss         Correct / Improve          Asked in 1 Companies


Related Questions

  Difference between == and .equals() ?
  Why is String immutable in Java ?
  Explain the scenerios to choose between String , StringBuilder and StringBuffer ?

or

What is the difference between String , StringBuilder and StringBuffer ?
  What are the difference between composition and inheritance in Java?
  What are different ways to create String Object? Explain.
  Why do we need Inner classes ? Cant we just work with outer classes wherever we implement Inner classes ?
  Does garbage collection guarantee that a program will not run out of memory?
  What do you mean by "Java is a statically typed language" ?
  Why Char array is preferred over String for storing password?
  What is the difference between Encapsulation and Abstraction?




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