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Data Structures Interview Questions

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Data Structures Interview Questions - Page 5

Which abstract data types are NOT used by Integer Abstract Data type group?


float

What is leaf node?


A node that has no children is called a leaf node.

What are siblings, in tree data structure?


Nodes with the same parent are called siblings.

What is a matrix? What is the use of it ?explain with an example


A matrix is a representation of certain rows and columns, to persist homogeneous data. It can also be called as double-dimensioned array.
Uses of Matrix:
- To represent class hierarchy using Boolean square matrix
- For data encryption and decryption
- Representing traffic flow and plumbing in a network
- To implement graph theory of node representation

 

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