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Interview Questions and Answers for 'Bnp pariba' - 3 question(s) found - Order By Rating | ||||
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Ans. Autoboxing is the automatic conversion that the Java compiler makes between the primitive types and their corresponding object wrapper classes | ||||
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Like Discuss Correct / Improve  java   java5   autoboxing   wrapper classes Asked in 2 Companies basic   frequent | ||||
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Will this code give error if i try to add two heterogeneous elements in the arraylist. ? and Why ? | ||||
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Ans. It is used to sort collections and arrays of objects using the collections.sort() and java.utils. The objects of the class implementing the Comparable interface can be ordered. | ||||
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Like Discuss Correct / Improve  java   collections   comparable interface Asked in 7 Companies intermediate   frequent | ||||
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What is the difference between ArrayList and LinkedList ? | ||||
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Can you provide some implementation of a Dictionary having large number of words ? | ||||
Will this code give error if i try to add two heterogeneous elements in the arraylist. ? and Why ? | ||||
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Collections.sort can only be performed on .. a. Set b. List c. Map d. Any Collection implementation | ||||
Why HashTable has been deprecated ? | ||||
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Ans. This is the exception that is thrown when we try to modify the non concurrent collection class while iterating through it. | ||||
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Like Discuss Correct / Improve  java   collections   concurrentmodificationexception   exception  concurrency Asked in 14 Companies intermediate | ||||
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What is CopyOnWriteArrayList ? | ||||
What are the advantages and disadvantages of CopyOnWriteArrayList ? | ||||