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Computer Fundamentals And Programming2D

Data Structures - Theory & Concepts

A comprehensive overview of organizing and storing data efficiently using Arrays, Linked Lists, Stacks, Queues, Trees, Graphs, and Hash Tables.

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Array Operations

Arrays store elements in contiguous memory locations. Notice how elements are accessed via a zero-based index.

Memory Representation (Array)

[0]
10
0x3E8
[1]
20
0x3EC
[2]
30
0x3F0
[3]
null
0x3F4
[4]
null
0x3F8
[5]
null
0x3FC
[6]
null
0x400
[7]
null
0x404
let arr = [10, 20, 30];