Java interview questions | HashMap vs HashTable vs SynchHashMap vs ConcurrentHashMap

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You will learn the below differences
HashMap vs HashTable
HashMap vs SynchronizedHashMap
HashMap vs ConcurrentHashMap
HashTable vs SynchronizedHashMap
HashTable vs ConcurrentHashMap
SynchronizedHashMap vs ConcurrentHashMap

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You know how to teach properly. Thanks a lot !

pranavmahajan
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That is exactly what I was searching Thanks

TomarSahab
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perfect!. Everything in one video. Keep it up 👌

atulyachandra
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greate explaination in a single vidoe, well done and thank you very much sir

digitallearning-
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Very crisp and precise explanation. Thanks !!

shwetapednekar
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ConcurrentHashmap allow multi-thread and do not allowed null key or null values

nvtndev
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Since HashTable & concurrent HashMaps are single threaded, how can the Failsafe case even occur? ( As failsafe is a case when two threads try to access )

DragonStoneCreations
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Why is concurrentHashMap consistency weak.. how is it weak.
What does weak consistency mean.?

sanketnegi