Search Interview Questions
| 2679 questions in repository.|
There are more than 200 unanswered questions.
Click here and help us by providing the answer.
Have a video suggestion.
Click Correct / Improve and please let us know.
|Core java - Interview Questions and Answers for 'Books international' - 1 question(s) found - Order By Newest|
|Very frequently asked. Favorite question in Walk in Drive of many Indian service companies.|
|Ans. They are different the way their elements are stored in memory. TreeMap stores the Keys in order whereas HashMap stores the key value pairs randomly.|
Sample Code for treemap
Sample Code for hashmap
|Help us improve. Please let us know the company, where you were asked this question :|
|Like Discuss Correct / Improve java collections map treemap hashmap Amber Road CTS (Cognizant) ION Trading DataMetica Accenture The Advisory Board Company BidGely Infosys Tata Consultancy (TCS) HCL Technologies Wipro Booking.com MakeMyTrip Garena Online Garmin ION Trading Accuity Palantir Technologies Books International Wealthfront Marin Software Garmin IBM Global Logic Fiserv Cumulus Systems CCTS UST Global Cumulus Systems Apcolite basic   frequent|
Try 1 Question(s) Test
| Which of the following collections stores its elements in insertion Order ? |
|What is comparator interface used for ?|
|Which of the following collection maintain its elements in Natural Sorted order ?|
|Which are the sorted collections ?|
|How can we reverse the order in the TreeMap ?|
|TreeMap orders the elements on which field ?|
|How TreeMap orders the elements if the Key is a String ?|
|Can we add heterogeneous elements into TreeMap ?|
|Will it create any problem if We add elements with key as user defined object into the TreeMap ?|