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Core Java - Interview Questions and Answers for 'Sorted collections' - 4 question(s) found - Order By Newest

 Q1. Which of the following collection maintain its elements in Natural Sorted order ?

a. HashMap
b. TreeMap
c. LinkedHashMap
d. LinkedMap
Anonymous
Ans. TreeMap

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   Like         Discuss         Correct / Improve     treemap   collections   java   sorted collections   map


 Q2. If we add Enum constants to a sorted collection ( Treemap , TreeSet ), What will be the order in which they will be maintained ?

a. Sorted Collection wont maintain them in any order.
b. Insertion Order
c. Order in which constants are declared.
d. Natural Sorting Order.
Anonymous
Ans. Order in which constants are declared.

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   Like         Discuss         Correct / Improve     enum   collections   sorted collections   treemap   treeset   compareto   comparable   java


 Q3. Which data structure would you recommend for ordered and sorted data?Core Java2016-10-18 11:00:06

Ans. TreeSet and TreeMap are used for maintaining sorted elements.

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   Like         Discuss         Correct / Improve     ordered collections  sorted collections     Asked in 1 Companies      basic        frequent


 Q4. What is the difference between TreeSet and TreeMap ?Core Java2018-06-27 09:56:39

Ans. TreeSet contains only values as elements whereas TreeMap contains Key value pairs.

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   Like         Discuss         Correct / Improve     reeMap  TreeSet  Collections  sorted collection     Asked in 1 Companies        rare



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