Why do we use collections?


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More Data Structures Interview Questions

What is a weighted graph?

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What are the disadvantages of representing a stack or queue by a linked list?

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Differentiate between list and map.

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Why is arraylist used?

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Two linked lists are given, find out the sum of them without altering the linked list?

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Why is hashmap not thread safe?

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Who created quicksort?

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Which is faster array or list?

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What is the difference between a hashmap and hashtable?

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How do you assign an address to an element of a pointer array ?

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What is numeric array?

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Describe the types of data structures?

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