Computers and other forms of technology impact our daily lives in a multitude of ways. We encounter computers in stores, restaurants, and other retail establishments. We use computers and the Internet regularly to obtain information, experience online entertainment, buy products and services, and communicate with others. Many of us carry a mobile phone or other mobile device with us at all times so we can remain in touch with others on a continual basis and can access Internet information as we need it. We also use these devices to pay for purchases, play online games with others, watch TV and movies, and much, much more. Businesses also use computers extensively, such as to maintain employee and customer records, manage inventories, maintain online stores and other Web sites, process sales, control robots and other machines in factories, and provide business executives with the up-to-date information they need to make decisions. The government uses computers to support our nation’s defense systems, for space exploration, for storing and organizing vital information about citizens, for law enforcement and military purposes, and other important tasks. In short, computers and computing technology are used in an endless number of ways. Understanding Computers: Today and Tomorrow is a guide to computers and related technology and how they are being used in the world today. It will provide you with a comprehensive introduction to computer concepts and terminology and give you a solid foundation for any future courses you may take that are related to computers or their use in the world today. It will also provide you with the basic knowledge you need to understand and use computers in school, on the job, and in your personal life, as well as give you an overview of the various societal issues related to technology, such as security and privacy issues, ethical considerations, and environmental concerns.
Table of Content
Computers in Your Life
What Is a Computer and What Does It Do?
Computers to Fit Every Need
Computer Networks and the Internet
Computers and Society