Transcript Chapter_1_4
Introduction to Information Technology: Your Digital World • Output hardware • • • • • Video Sound cards Speakers Monitor Printer • Communications hardware • Modem 1 Using Information Technology, 10e © 2013 The McGraw-Hill Companies, Inc. All rights reserved. Introduction to Information Technology: Your Digital World Panel 1.10 Page 35 2 Using Information Technology, 10e © 2013 The McGraw-Hill Companies, Inc. All rights reserved. Introduction to Information Technology: Your Digital World • System Software—performs essential operating tasks • Most important part: operating system (OS) • Some operating system options • • • • Windows Unix Linux Mac OS • Application Software—enables user to perform tasks • Install after the OS • Compatibility: application depends on OS, for example, • Linux applications won’t work on Windows • Windows applications won’t work on Linux Using Information Technology, 10e 3 © 2013 The McGraw-Hill Companies, Inc. All rights reserved. Introduction to Information Technology: Your Digital World 4 Using Information Technology, 10e © 2013 The McGraw-Hill Companies, Inc. All rights reserved. Introduction to Information Technology: Your Digital World • 3 directions of computer development • Miniaturization • Speed • Affordability • 3 directions of communications development • Connectivity • Interactivity • Multimedia 5 Using Information Technology, 10e © 2013 The McGraw-Hill Companies, Inc. All rights reserved.