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what is difference betwwen hashmap and hashtable ?

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what is difference betwwen hashmap and hashtable ?..

Answer / deep pratap singh

HashMap HashTable
1> Not Synchronized Synchronized
2> can contain null cann't

You may also make HashMap Synchronized using generic
methods. Using Hashtable is bad habit. Try to avoid it.

Is This Answer Correct ?    10 Yes 2 No

what is difference betwwen hashmap and hashtable ?..

Answer / ravikiran

hashmap allows one null key and multiple null values.
hashtable doesn't allow null elements
hashmap is not synchronized
hashtable is snchronized
hashmap is not legacy
hashtable is legacy

Is This Answer Correct ?    6 Yes 0 No

what is difference betwwen hashmap and hashtable ?..

Answer / ajay yadav

Hash Map allows null values.
Hash Table dont allows null values.

Is This Answer Correct ?    4 Yes 0 No

what is difference betwwen hashmap and hashtable ?..

Answer / javablossom

The Iterator is used in the hashmap is fail-safe and
whereas the Enumerator used in hashtable is not fail-safe.

Is This Answer Correct ?    1 Yes 0 No

what is difference betwwen hashmap and hashtable ?..

Answer / sekhar

Both class are under map interface.But hash table is
synchronized.hashMap is not.we can explictly synchronize
hash map by using the method
Collections.synchronizedMap(Hash Map);

Is This Answer Correct ?    1 Yes 1 No

what is difference betwwen hashmap and hashtable ?..

Answer / kvn

Hash map contains null values,but hash table does not.

Is This Answer Correct ?    1 Yes 3 No

what is difference betwwen hashmap and hashtable ?..

Answer / guest

dfg

Is This Answer Correct ?    2 Yes 6 No

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