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Algorithm - Interview Questions and Answers for 'Sorting' - 11 question(s) found - Order By Newest

 Q1. Collections.sort can only be performed on ..

a. Set
b. List
c. Map
d. Any Collection implementation		Core Java
Ans. List

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   Like         Discuss         Correct / Improve     collections   java   sorting
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 Q2. If I try to add Enum constants to a TreeSet, What sorting order will it use ?
Ans. Tree Set will sort the Values in the order in which Enum constants are declared.

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   Like         Discuss         Correct / Improve     java   collections   set   treeset   enum   sorting   technical lead

 Q3. Explain various Searching and Sorting Algorithms ?Algorithm
 This question was recently asked at 'HeadStrong,ServiceNow'.This question is still unanswered. Can you please provide an answer.


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   Like         Discuss         Correct / Improve     Search Algorithm  Sorting Algorithm     Asked in 2 Companies      basic        frequent

 Q4. Which sorting algorithm is used by Collections.sort() in Java ?Core Java
Ans. The sorting algorithm is a modified mergesort. This algorithm offers guaranteed n log(n) performance.

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   Like         Discuss         Correct / Improve     java   algorithm   collections   collections.sort   sorting algorithm      expert
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 Q5. Write code to sort elements of a set
Ans. http://javasearch.buggybread.com/CodeSnippets/searchCodeSamples.php?&category=code&searchOption&keyword=952

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   Like         Discuss         Correct / Improve     set  collections  sorting  treeset  code  coding

 Q6. Write an algorithm / java program for Heap Sort ?Algorithm
Ans. https://www.geeksforgeeks.org/heap-sort/

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   Like         Discuss         Correct / Improve     sorting  heap sort     Asked in 1 Companies        frequent

 Q7. Write any sorting algorithm.Algorithm
Ans. https://javasearch.buggybread.com/InterviewQuestions/questionSearch.php?searchOption=label'

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   Like         Discuss         Correct / Improve     Algorithm  Sorting Algorithm     Asked in 4 Companies      basic        frequent

 Q8. Explain bubble sort.Algorithm
Ans. array is traversed from first element to last element. Here current element is compared with next element. If current element is greater than next element it is swapped.

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   Like         Discuss         Correct / Improve     sorting  bubble sort     Asked in 1 Companies

  Q9. Write code to sort an array.Algorithm
Ans. https://www.geeksforgeeks.org/arrays-sort-in-java-with-examples/

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   Like         Discuss         Correct / Improve     array  sorting     Asked in 16 Companies      basic        frequent

 Q10. How to sort objects based on one of the field ?Core Java
Ans. Using comparable and comparator and sorted collections like TreeSet or TreeMap.

or

use stream api from java 8 onwards which internally refers to comparable and comparator through lambda expressions

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   Like         Discuss         Correct / Improve     sort  sorting  comprator  comparable  treeset  treemap  sorting collections     Asked in 1 Companies      Basic        frequent

 Q11. Explain In place sorting algorithm ?Algorithm
 This question was recently asked at 'Reddit,ServiceNow'.This question is still unanswered. Can you please provide an answer.


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   Like         Discuss         Correct / Improve     sorting algorithm   in place sorting algorithm     Asked in 2 Companies

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