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|Interview Questions and Answers for 'Alertme.com' - 1 question(s) found - Order By Newest|
|Ans. ConcurrentHashMap is a hashMap that allows concurrent modifications from multiple threads as there can be multiple locks on the same hashmap.|
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|Like Discuss Correct / Improve java collections hashmap map concurrenthashmap concurrenthashmap concurrency general electric ge Cognizant (CTS) Synechron General Electric MakeMyTrip.com Nomura Securities Xpanxion Royal Bank of Scotland (RBS) ProKarma Talentica Citi EdgeVerve Systems Six Dee Telecom ReqRoute Qumulo Goldman Sachs HSBC Holdings AlertMe.com BlackRock Helpchat Bally Technologies Hubzu Xpanxion Coromandel Infotech Paytm YuMe InfoGain Markit Wells Fargo Geometric Acloudzyn Technologies Roposo Nagarvision   rare|
|What is ConcurrentLinkedDeque ?|
|What is CopyOnWriteArrayList ?|
|What are the advantages and disadvantages of CopyOnWriteArrayList ?|
|Name few Concurrent Collection Classes ?|
|What is ConcurrentModificationException ?|
|What is a BlockingQueue?|
|Difference between concurrentHashMap and HashTable ?|
|isnt the use of HashTable and ConcurrentHashMap the same, i.e providing synchronized map collection ?|
|What is the use of java.util.concurrent package in Java ?|