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|Core java - Interview Questions and Answers for 'Here maps' - 1 question(s) found - Order By Newest|
|Ans. It is used to sort collections and arrays of objects using the collections.sort() and java.utils. The objects of the class implementing the Comparable interface can be ordered.|
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|Like Discuss Correct / Improve  java   collections   comparable interface Asked in 7 Companies intermediate   frequent|
Try 1 Question(s) Test
|What is the difference between ArrayList and LinkedList ?|
|If you are given a choice to use either ArrayList and LinkedList, Which one would you use and Why ?|
|Difference between HashMap and Hashtable?|
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|Will this code give error if i try to add two heterogeneous elements in the arraylist. ? and Why ?|
|What is a ConcurrentHashMap ?|
| Collections.sort can only be performed on ..|
d. Any Collection implementation
|How is Hashmap internally implemented in Java ?|
| What is the difference between List, Set and Map ?|
What are the different Java Collections Interfaces ?