Pergunta de entrevista da empresa Dell Technologies
What is exception? when should occur NullPointer exception?write a program for NullPointerException? explain about singleton design pattern? Write a thread safe Singleton class. can we write a class in scriptlet? Expalain abou Hashset?
Resposta da entrevista
Sigiloso
23 de jul. de 2016
I answered all the questions..
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