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| Design - Interview Questions and Answers for 'Cerner' - 4 question(s) found - Order By Newest | |||||||||||||||||||||||||||
 Very frequently asked. Among first few questions in almost all interviews. Among Top 5 frequently asked questions. Frequently asked in Indian service companies (HCL,TCS,Infosys,Capgemini etc based on multiple feedback ) | |||||||||||||||||||||||||||
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| Ans. "equals" is the method of object class which is supposed to be overridden to check object equality, whereas "==" operator evaluate to see if the object handlers on the left and right are pointing to the same object in memory. x.equals(y) means the references x and y are holding objects that are equal. x==y means that the references x and y have same object. Sample code: String x = new String("str"); String y = new String("str"); System.out.println(x == y); // prints false System.out.println(x.equals(y)); // prints true | |||||||||||||||||||||||||||
 Sample Code for equals | |||||||||||||||||||||||||||
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 Discuss Correct / Improve  java string comparison string object class == equals object equality operator  Asked in 292 Companies  basic  frequent | |||||||||||||||||||||||||||
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| Ans. TDD is a development process that involves short iterations: first an automated test case is written. Then, the code is written to pass that test, and finally one refactors the new code to acceptable standards. | |||||||||||||||||||||||||||
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| Discuss Correct / Improve elsevier test driven design ( TDD ) software development methodologies Asked in 3 Companies frequent | |||||||||||||||||||||||||||
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| Ans. The Model/View/Controller pattern, a strategy for dividing responsibility in a GUI component. The model is the data for the component. The view is the visual presentation of the component on the screen. The controller is responsible for reacting to events by changing the model. According to the MVC pattern, these responsibilities should be handled by different objects. | |||||||||||||||||||||||||||
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| Discuss Correct / Improve mvc design pattern Asked in 1 Companies rare | |||||||||||||||||||||||||||
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| This question was recently asked at 'Cerner,Symantec,Adobe,VMWare,Jcr Design Group,Pyramid IT,SEA Software,Amiti Consulting,Ameya Info Technologies,Highbrow Technologies,Coresecure,Analyst Infotech,Holland America,Twin Technologies,DiamondPick,Tanisha Systems,Cengage,Blue Coat,Coxit,LionBridge Technologies,Intersources Inc,Pavlov Media,HumanMinds'.This question is still unanswered. Can you please provide an answer. | |||||||||||||||||||||||||||
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| Discuss Correct / Improve Asked in 23 Companies | |||||||||||||||||||||||||||
Which of the following statement is not true ?
