Getting started with your PC. Getting stated with BASIC. Introduction to the tutorial. Medium-resolution graphics - the PSET statement. The POINT function. The LINE statement. Ellipses, arcs, and wedges - the CIRCLE statement. The PAINT statement - the artist's brush. A pie chart program. Animation from BASIC - the GET and PUT statements. Blockbuster - an arcade-style game. The DRAW statement - a language within a language. A character generation package. High-resolution graphics mode. A function-graphing program. Text-mode graphics. Racecar - an arcade-style game. Summary of the tutorial. A grab bag of graphics tricks. Inside PC graphics. The set of characters available from BASIC. The full 255 character set of the IBM PC. Decimal, hexadecimal, and binary conversion table. Glossary.

Presents a comprehensive introduction to computer graphics using BASIC on the IBM PC. Provides in-depth coverage of pixel block and character graphics, video games or low-resolution graphics, the construction of data graphs, two- and three-dimensional graphics, the set-up of complex objects, hidden line and surface algorithms, and perspective and stereoscopic views. Background mathematics such as coordinate geometry and matrix manipulation are explained in detail, and program segments and extensive illustrations are provided.

This engaging work provides a concise introduction to the exciting world of computing, encompassing the theory, technology, history, and societal impact of computer software and computing devices. Spanning topics from global conflict to home gaming, international business, and human communication, this text reviews the key concepts unpinning the technology which has shaped the modern world. Topics and features: introduces the foundations of computing, the fundamentals of algorithms, and the essential concepts from mathematics and logic used in computer science; presents a concise history of computing, discussing the historical figures who made important contributions, and the machines which formed major milestones; examines the fields of human−computer interaction, and software engineering; provides accessible introductions to the core aspects of programming languages, operating systems, and databases; describes the Internet revolution, the invention of the smartphone, and the rise of social media, as well as the Internet of Things and cryptocurrencies; explores legal and ethical aspects of computing, including issues of hacking and cybercrime, and the nature of online privacy, free speech and censorship; discusses such innovations as distributed systems, service-oriented architecture, software as a service, cloud computing, and embedded systems; includes key learning topics and review questions in every chapter, and a helpful glossary. Offering an enjoyable overview of the fascinating and broad-ranging field of computing, this easy-to-understand primer introduces the general reader to the ideas on which the digital world was built, and the historical developments that helped to form the modern age.

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InfoWorld is targeted to Senior IT professionals. Content is segmented into Channels and Topic Centers. InfoWorld also celebrates people, companies, and projects.

InfoWorld is targeted to Senior IT professionals. Content is segmented into Channels and Topic Centers. InfoWorld also celebrates people, companies, and projects.