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| Interview Questions and Answers for 'Bureau veritas' - 4 question(s) found - Order By Newest | ||||
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| Ans. String pool (String intern pool) is a special storage area in Java heap. When a string is created and if the string already exists in the pool, the reference of the existing string will be returned, instead of creating a new object and returning its reference. | ||||
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 Discuss Correct / Improve  java oops string string class string pool heap memory  Asked in 31 Companies  intermediate  frequent | ||||
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| Very frequently asked.Usually among first few questions. | ||||
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| 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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| 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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| Very frequently asked. Usually asked with questions related to String. Frequently asked at CTS / Cognizant | ||||
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| Ans. Object that can't be changed after instantiation. | ||||
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| Discuss Correct / Improve java oops immutable immutability Asked in 27 Companies basic frequent | ||||
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| Ans. Abstraction is provided in Java by following ways - Coding to the ( Interfaces / Abstract Classes ) or contracts By Encapsulating details within classes and exposing the minimal Door ( few public methods ) | ||||
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| Discuss Correct / Improve java oops concepts abstraction interfaces abstract class encapsulation object oriented programming (oops) oops concepts Asked in 3 Companies basic frequent | ||||
When String literals are compared using ==, they always returns true if the string values are same because .. 
