SigmaPi Academy

Data Structures - Basics and Beyond

An array is a collection of items stored at contiguous memory locations.

Stack is a linear data structure which follows the principle of LIFO(Last In First Out).

Queue is a linear data structure which follows the principle of FIFO(First In First Out).

It consists of nodes where each node contains data and reference to the next node in the list.

Searching for an element; Rearranging elements in a data structure to sort it.

A non-linear data structure that represent hierarchical data arranged in multiple levels.

A non-linear data structure consisting of nodes and edges used to solve real-life problems.

It is a process of mapping keys, values into the hash table by using a hash function.