This document is an updated and refined version of the original teaching material, incorporating insights gained from continuous classroom use with students in the program up to the current academic year. It has been revised to align with technological advancements and modern learning approaches. The content comprises ten chapters covering key course topics, such as an introduction to computer technology, computer hardware, processing units and memory, input and output devices, software and operating systems, number systems and data representation, computational thinking, algorithms and problem-solving, data management, data communication and computer networks, web technology, and data privacy and security. Each chapter presents theoretical principles and clear explanations, accompanied by examples and end-of-chapter questions designed to stimulate critical thinking. Additionally, the material recommends reliable websites to encourage students to conduct independent research and further their learning.