Understanding Computers: Today and Tomorrow, Comprehensive

Understanding Computers: Today and Tomorrow, Comprehensive

Deborah Morley

Language: English

Pages: 752

ISBN: 1285767276

Format: PDF / Kindle (mobi) / ePub


Understanding Computers: Today and Tomorrow gives your students a classic introduction to computer concepts with a modern twist! Known for its emphasis on industry insight and societal issues, this text makes concepts relevant to today's career-focused students and has increased emphasis on mobile computing and related issues such as mobile commerce and mobile security.

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used in conjunction with personal computers. CHAPTER 4 INPUT AND OUTPUT 167 AUDIO INPUT Speech recognition systems, which enable computer systems to recognize spoken words, are one means of audio input. Speech recognition can be used for data input, as well as for controlling a computer or other device (such as a mobile phone, car navigation system, or surgical robot). Music input systems are used to input music, such as original music compositions, into a computer. Music can also be input

seconds, then plug in the router. 3. Chapter Boxes: In each chapter, a Trend box provides students with a look at current and upcoming developments in the world of computers; an Inside the Industry box provides insight into some of the practices that have made the computer industry unique and fascinating; a How It Works box explains in detail how a technology or product works; and a Technology and You box takes a look at how computers and technology are used in everyday life. 4. Ask the Expert

enhance learning. One such school is Abilene Christian University (ACU) in Texas where entering freshman receive either an iPhone 3G or an iPod Touch. The devices are being used to facilitate m-learning (mobile learning) by providing the means for students to access class schedules, podcasts, flashcards, Google Apps, campus directories, news, and other student tools, as well as to facilitate real-time class polls, live assessments, and other in-class activities. These in-class activities can

programs are required, and other course requirements—and determine if you would be interested in taking that course. Share your findings with the class in the form of a short presentation. The presentation should not exceed 10 minutes and should make use of one or more presentation aids, such as the chalkboard, handouts, overhead transparencies, or a computer-based slide presentation (your instructor may provide additional requirements). You may also be asked to submit a summary of the

batteries. Although these batteries allow the devices to be lighter and are supposed to last for the typical life of the device, they are more difficult and expensive to replace if they fail—and often it is not worth the trouble and expense to replace them in some mobile devices like mobile phones and portable digital media players. The ramifications of the growing amount of electronic trash (e-trash), such as discarded mobile phones and other electronics, that is being generated worldwide is

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