Lesson Notes By Weeks and Term v4 - SHS 1
ALGORITHM AND DATA STRUCTURE
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ALGORITHM AND DATA STRUCTURE
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Subject: Computing
Class: SHS 1
Term: 2nd Term
Week: 8
Grade code: 1.2.1.LI.2
Strand code: 2
Sub-strand code: 1
Content standard code: 1.2.1.CS.1
Indicator code: 1.2.1.LI.2
Theme: COMPUTATIONAL THINKING (PROGRAMMING LOGIC)
Subtheme: ALGORITHM AND DATA STRUCTURE
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In our daily lives, we are constantly organizing information. Think about how your contacts are stored in your phone, how songs are arranged in a playlist, or how people queue up for a trotro. In the world of computing, the way we organize data is crucial for creating fast, efficient, and useful applications. Today, we will explore the fundamental concept of "Data Structures," which are the special containers computers use to store and manage data. Understanding these structures is the first step to understanding how apps like WhatsApp, Mobile Money, and even video games work so smoothly.
What is a Data Structure?
A Data Structure is a specialized format for organizing, processing, retrieving, and storing data. Think of it as a container designed for a specific purpose. Just as you use a box for books, a bottle for water, and a wallet for money, computers use different data structures for different types of information and tasks.
The choice of data structure affects how efficiently a program can run. A good choice can make a program very fast, while a poor choice can make it slow and difficult to manage.
We will focus on four fundamental types: Arrays, Linked Lists, Stacks, and Queues.