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Core Java - Interview Questions and Answers for 'Concurrentmodificationexception' - 3 question(s) found - Order By Rating | ||||
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Ans. Its a type of ArrayList in which all Write operations , i.e add and set are performed by creating a new copy. This array never changes during the lifetime of the iterator, so it never throws ConcurrentModificationException | ||||
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Like Discuss Correct / Improve  java   collections   list   arraylist   copyonwritearraylist   ConcurrentModificationException Asked in 1 Companies | ||||
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What are the advantages and disadvantages of CopyOnWriteArrayList ? | ||||
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Ans. This collections class has been implemented in such a manner that it can never throw ConcurrentModificationException. As it performs update and write operations by creating a new copy of ArrayList, It's slower compared to ArrayList. | ||||
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Like Discuss Correct / Improve  java   collections   list   arraylist   copyonwritearraylist   advantages-disadvantages   ConcurrentModificationException Asked in 4 Companies Expert | ||||
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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 ? | ||||