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| Ans. Both provide the thread safety but the actual difference come when talk about performance. CHM gives best performance when no of writer threads are less in number. | |||||||||||
| Help us improve. Please let us know the company, where you were asked this question : | |||||||||||
 Discuss Correct / Improve  synchronized collections hashtable ConcurrentHashMap  Asked in 1 Companies | |||||||||||
 Related Questions | |||||||||||
 What is a ConcurrentHashMap ? | |||||||||||
| Difference between concurrentHashMap and HashTable ? | |||||||||||
| isnt the use of HashTable and ConcurrentHashMap the same, i.e providing synchronized map collection ? | |||||||||||
| If a Map needs to be accessed simultaneously by multiple threads, which collection class should be used ? | |||||||||||
| How ConcurrentHashMap provides better performance compared to HashTable ? | |||||||||||
| Why do we need ConcurrentHashMap ? | |||||||||||
| How many read and write operations are provided at the same time by ConcurrentHashMaps ? | |||||||||||
| Is ConcurrentHashMap synchronized ? | |||||||||||
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