Based on the guidelines of the Computer Curriculum Framework established by the Association of Computing Machinery (ACM), the book Introduction to Computer Science provides students with a comprehensive, accessible overview of the subject.

The book is user-friendly, easy to understand, and helps students quickly become familiar with all the fundamental concepts of computer science that they will need in their academic journey and that will enhance their career advancement prospects later on.

The fifth edition of the book has been updated to cover the latest technological developments as well as changes in university curriculum requirements. It includes new chapters on algorithm efficiency, computer graphics, the Internet, and network and data security. Furthermore, the material on ethical issues has been expanded, including topics related to intellectual property.

NEW FEATURES OF THE FIFTH EDITION

• New chapters on algorithm efficiency and computer graphics.
• Complete updating of chapters on computer networks and data security.
• Expanded content on social and ethical issues, including intellectual property issues.
• Changes throughout the book based on technological advancements.

The teaching of the book is supported by supplementary educational materials consisting of PowerPoint presentations in English and Greek and problem solutions.

Contents:

• Introduction
• Numerical Systems
• Data Storage
• Data Operations
• Computer Organization
• Computer Networks
• Operating Systems
• Algorithms
• Algorithm Efficiency
• Programming Languages
• Software Technology
• Data Structures
• Abstract Data Types
• File Structures
• Databases
• Data Compression
• Security
• Computability Theory
• Computer Graphics
• Artificial Intelligence
• Introduction to Social Media
• Social and Ethical Issues
• Unified Modeling Language
• Pseudocode
• Structure Diagrams
• Boolean Algebra and Logic Circuits
• Examples of Programs in C, C++, and Java
• Summary of Mathematical Concepts
• Debugging
• Integer Addition and Subtraction with sign and magnitude
• Real Number Addition and Subtraction