What is the difference between for and foreach loop?


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More Data Structures Interview Questions

What things you would care about to improve the performance of application if its identified that its db communication that needs to be improved?

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Can hashmap store null values?

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How will you free the memory that is allocated at run time?

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How does bogo sort work?

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What is stable sorting method?

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What are lists?

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How many different binary trees and binary search trees can be made from three nodes that contain the key values 1, 2 & 3?

28 Answers   Accenture, Amazon, College School Exams Tests, iGate, Microsoft, TCS, Wipro,


What are common data structures?

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Can we put null value in hashmap?

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Which is faster array or linked list?

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how to search an element in sorted linked list with time complexity is O(log n).

3 Answers   Wipro,


If I try to add enum constants to a treeset, what sorting order will it use?

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