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| Interview Questions and Answers for 'Cisco' - 2 question(s) found - Order By Newest | ||||
 Very Frequently asked. Favorite question in walkins and telephonic interviews. Usually among first few questions. Asked in different variants. Must know for intermediate and expert professionals.Among Top 10 frequently asked questions. | ||||
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| Ans. A Class must override the hashCode method if its overriding the equals method. | ||||
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 Discuss Correct / Improve  java collections hashcode hash code equals collections  Asked in 44 Companies  intermediate  frequent | ||||
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 Which String class does not override the equals() and hashCode() methods, inheriting them directly from class Object? | ||||
| Write a class and override the equals and hashcode method ? | ||||
| How many threads can access a concurrent hashmap when the hashcode is overridden and always returns a zero. | ||||
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| Ans. Single gateway of the entire application is called Facade Design Pattern. | ||||
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| Discuss Correct / Improve design pattern facade Asked in 1 Companies | ||||
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| Difference between Adapter and Facade ? | ||||
