Data Structure Interview Questions

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Why is it necessary to hash?

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Why is it necessary to hash?

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What is hashing?

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If the depth of a tree is 3 levels, then what is the Size of the Tree?

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leaf node does not have any child nodes.

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What is a leaf node?

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What is the purpose of a left child node and a right child node?

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A ______ is a component of a node that identifies the node.

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What is a Tree?

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The removeNodeAt() function removes a node by using the node’s index?

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Why would you define a getSize() function instead of having the application access the size of the linked list directly?

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What happens if an invalid index value is passed to a function?

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The appendNode() function appends the new node to the list along with the programmer specifing where to place the new node in the linked list.

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Why is the constructor of the QueueLinkedList class empty?

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What is the benefit of using a queue linked list?

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