Hash Table is synchronized but Hash Map is not. Means Hash Map allow Null

Difference between Hash Table and Hash Map?

Question Posted / guest

Answer Posted / guest

Hash Table is synchronized but Hash Map is not. Means Hash
Map allow Null value for key and value but Hash Table does
not allow.

Is This Answer Correct ?

7 Yes

5 No

Please Help Members By Posting Answers For Below Questions

How long will it take to learn java?

935

Is null or empty java?

924

What do you meant by active and passive objects?

1013

What is integers and example?

918

Explain about OOPS concepts and fundamentals.

996

Explain what access modifiers can be used for variables?

1005

How to retrieve data from database in java using arraylist?

991

Can we override constructors in java?

1070

What is the difference between state-based unit testing and interaction-based unit testing?

882

What flag up means?

982

What’s the difference between callable and runnable?

1018

Why stringbuilder is not thread safe in java?

967

What is immutable class in java?

889

When parseint method can be used?

890

When does a class need a virtual destructor?

949