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Table of Contents

1.0 Introduction to Computer Science

1.1 What is Computer Science?

• 0.0.0 About this Wiki

• 1.1.1 Definition and Scope
• 1.1.2 Problem-Solving - Computational Thinking
• 1.1.3 Interdisciplinary Nature

1.2 History of Computing

• 1.2.1 Early Calculating Devices (Abacus, Pascaline, Leibniz Wheel)
• 1.2.2 Analytical Engine (Babbage & Lovelace)
• 1.2.3 Alan Turing: The Brilliant Mind Who Shaped Our Digital World
• 1.2.4 Early Electronic Computers (ENIAC, UNIVAC)
• 1.2.5 Transistors & Integrated Circuits
• 1.2.6 Personal Computers & the Internet

1.3 Key Figures in Computer Science

• 1.3.1 Ada Lovelace, Alan Turing, Grace Hopper, Dennis Ritchie, Linus Torvalds, etc.

1.4 Branches of Computer Science

• 1.4.1 Theoretical CS, Algorithms, Data Structures, AI, ML, Cybersecurity, Networking, etc.

2.0 Foundational Concepts

2.1 Data Representation

• 2.1.1 Binary Numbers (Bits, Bytes)
• 2.1.2 Number Systems (Decimal, Binary, Octal, Hexadecimal)
• 2.1.3 Character Encoding (ASCII, Unicode, UTF-8)
• 2.1.4 Image, Audio, and Video Representation (Basic)

2.2 Boolean Algebra & Logic Gates

• 2.2.1 AND, OR, NOT, XOR, NAND, NOR gates
• 2.2.2 Truth Tables
• 2.2.3 Boolean Expressions & Simplification

2.3 Algorithms & Pseudocode

• 2.3.1 Definition of an Algorithm
• 2.3.2 Characteristics of Good Algorithms
• 2.3.3 Representing Algorithms (Flowcharts, Pseudocode)

2.4 Computational Thinking

• 2.4.1 Decomposition, Pattern Recognition, Abstraction, Algorithms

3.0 Programming Fundamentals

3.1 Programming Paradigms

• 3.1.1 Procedural Programming
• 3.1.2 Object-Oriented Programming (OOP) - Basic Concepts
• 3.1.3 Functional Programming (Basic Concepts)

3.2 Data Types & Variables

• 3.2.1 Primitive Data Types (Integers, Floats, Booleans, Characters)
• 3.2.2 Reference Data Types (Strings, Objects)
• 3.2.3 Variable Declaration and Initialization

3.3 Control Structures

• 3.3.1 Conditional Statements (if, else if, else, switch)
• 3.3.2 Looping Constructs (for, while, do-while)

3.4 Functions/Methods

• 3.4.1 Definition and Purpose
• 3.4.2 Parameters and Return Values
• 3.4.3 Scope

3.5 Basic Data Structures

• 3.5.1 Arrays (One-dimensional, Multi-dimensional)
• 3.5.2 Strings (Manipulation, Common Operations)

3.6 Error Handling & Debugging

• 3.6.1 Types of Errors (Syntax, Runtime, Logic)
• 3.6.2 Exception Handling (try-catch)
• 3.6.3 Debugging Techniques and Tools

4.0 Data Structures Algorithms (DSA)

4.1 Data Structures

• 4.1.1 Linear Data Structures:
  • 4.1.1.1 Arrays (Fixed-size, Dynamic Arrays)
  • 4.1.1.2 Linked Lists (Singly, Doubly, Circular)
  • 4.1.1.3 Stacks (LIFO)
  • 4.1.1.4 Queues (FIFO, Priority Queues)

• 4.1.2 Non-Linear Data Structures:
  • 4.1.2.1 Trees (Binary Trees, Binary Search Trees, AVL Trees, Red-Black Trees)
  • 4.1.2.2 Graphs (Directed, Undirected, Weighted)
  • 4.1.2.3 Hash Tables (Hashing Functions, Collision Resolution)
  • 4.1.2.4 Heaps (Min-Heap, Max-Heap)

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