Introduction to Information Technology: Your Digital World PDF

Introduction to Information Technology: Your Digital World Using Information Technology, 10e © 2013 1 e McGraw-...

Introduction to Information Technology: Your Digital World Using Information Technology, 10e © 2013 1 e McGraw-Hill Companies, Inc. All rights rese ed.  Introduction to Information Technology: Your Digital World 2 Using Information Technology, 10e © 2013 e McGraw-Hill Companies, Inc. All rights rese ed.  Introduction to Information Technology: Your Digital World 3 Using Information Technology, 10e © 2013 e McGraw-Hill Companies, Inc. All rights rese ed.  Introduction to Information Technology: Your Digital World DEFINITION: Information Technology (IT) describes any technology that helps to produce, manipulate, store, communicate, and/or disseminate information. Pa 1: Computer Technology Pa 2: Communications Technology 4 Using Information Technology, 10e © 2013 e McGraw-Hill Companies, Inc. All rights rese ed.  Introduction to Information Technology: Your Digital World COMPUTER TECHNOLOGY: A computer is a programmable, multiuse machine that accepts data---raw facts and gures —and processes, or manipulates, it into information we can use, such as summaries, totals, or repo s. - Its purpose is to speed up problem solving and increase productivity. 5 Using Information Technology, 10e © 2013 e McGraw-Hill Companies, Inc. All rights rese ed.  Introduction to Information Technology: Your Digital World COMMUNICATIONS TECHNOLOGY : Communications technology , also called telecommunications technology , consists of electromagnetic devices and systems for communicating over long distances. e principal examples are telephone, radio, broadcast television. In more recent times, there has been the addition of communication among computers—which is what happens when people “go online” on the internet. 6 Using Information Technology, 10e © 2013 e McGraw-Hill Companies, Inc. All rights rese ed.  Introduction to Information Technology: Your Digital World - Online: means using a computer or some other information device, connected through a network, to access information and se ices from another computer or information device. - A network is a communications system connecting two or more computers; the internet is the largest such network. 7 Using Information Technology, 10e © 2013 e McGraw-Hill Companies, Inc. All rights rese ed.  Introduction to Information Technology: Your Digital World Information technology is essential on college campuses. IT is used in teaching, labs, and in course management. Many college classes are either taught online or have a class website. DEFINITION: Distance learning is online education 8 Using Information Technology, 10e © 2013 e McGraw-Hill Companies, Inc. All rights rese ed.  Introduction to Information Technology: Your Digital World Problem: Computers in the classroom can be used or misused. What should they be used for? Following the lecture Working along with the instructor Pe orming instructor-assigned Internet searches Completing assignments for this class What is misuse? Text messaging or emailing friends Su ing the Internet for ente ainment Doing assignments for other classes 9 Using Information Technology, 10e © 2013 e McGraw-Hill Companies, Inc. All rights rese ed.  Introduction to Information Technology: Your Digital World DEFINITION: Vi ual means something that is created, simulated, or carried on by means of a computer or a computer network. Vi ual money Cash-value cards “Electronic wallets” (e.g., PayPal) Online bill paying E-Commerce: 10 Using Information Technology, 10e © 2013 e McGraw-Hill Companies, Inc. All rights rese ed.  Introduction to Information Technology: Your Digital World Cash-value cards: (such as subway fare cards) Online bill paying : it has been possible to pay bills online, such as those from phone and utility companies, with special software and online connections to your bank. A digital wallet allows an indiv idual to make electronic commerce transactions. T h is can include purchasing items on- line with a computer or using a smar tp hone to purchase something at a store. E-commerce T h e buying and selling of products and ser v ices by businesses and consumers through an electronic medium, without using any paper documents. 11 Using Information Technology, 10e © 2013 e McGraw-Hill Companies, Inc. All rights rese ed.  Introduction to Information Technology: Your Digital World Videogames Photo sharing Downloading Music Movies Downloading: transferring data from a remote computer to one’s own computer 12 Using Information Technology, 10e © 2013 e McGraw-Hill Companies, Inc. All rights rese ed.  Introduction to Information Technology: Your Digital World Hotels: use computer rese ations systems. Law Enforcement: O cers use computers On patrol To check stolen cars To check criminal records 13 Using Information Technology, 10e © 2013 e McGraw-Hill Companies, Inc. All rights rese ed.  Introduction to Information Technology: Your Digital World O ce careers: Budget, payroll, letter- writing, email Fashion: Sales/invento control systems, ordering, personnel Job-hunting: Use word processor to create résumés Post résumés online Online job searches Discussion Question: Can anyone think of a career that does not require computer skills at all? 14 Using Information Technology, 10e © 2013 e McGraw-Hill Companies, Inc. All rights rese ed.  Introduction to Information Technology: Your Digital World 15 Using Information Technology, 10e © 2013 e McGraw-Hill Companies, Inc. All rights rese ed.  Introduction to Information Technology: Your Digital World 16 Using Information Technology, 10e © 2013 e McGraw-Hill Companies, Inc. All rights rese ed.  Introduction to Information Technology: Your Digital World www.linkedin.com 17 Using Information Technology, 10e © 2013 e McGraw-Hill Companies, Inc. All rights rese ed.  Introduction to Information Technology: Your Digital World e Telephone Grows Up 1973: First cellphone call Mobile phone use estimated to rise to 3.9 billion users by 2013 – 2022 6.6 billion Today’s cellphones: Can connect to Internet & web for all so s of activities Can send and receive text messages Can take and send pictures, download music & video Can obtain news and TV programs 18 Using Information Technology, 10e © 2013 e McGraw-Hill Companies, Inc. All rights rese ed.  Introduction to Information Technology: Your Digital World Introduced in 1981 Reached 10 million users in about one year Has been the fastest-growing technology 1998 surpassed hand-delivered mail In business, at least, email requires writing skills 19 Using Information Technology, 10e © 2013 e McGraw-Hill Companies, Inc. All rights rese ed.  Introduction to Information Technology: Your Digital World Cyberspace Term coined by William Gibson in Neuromancer (1984) Described a futuristic computer network people “plugged” into directly with their brains Now the term cyberspace encompasses: e Internet & the World Wide Web in pa icular e wired and wireless communications world in general us, cyberspace includes chat rooms, blogs, ATMs, conference calls, texting, etc. Two most impo ant aspects: Internet and web 20 Using Information Technology, 10e © 2013 e McGraw-Hill Companies, Inc. All rights rese ed.  Introduction to Information Technology: Your Digital World Internet e worldwide computer network that links thousands of smaller networks Links educational, commercial, nonpro t, and milita entities, plus individuals Originally developed to share only text and numeric data; through the web now also suppo s multimedia 21 Using Information Technology, 10e © 2013 e McGraw-Hill Companies, Inc. All rights rese ed.  Introduction to Information Technology: Your Digital World World Wide Web e multimedia pa of the Internet An interconnected system of se ers that suppo specially formatted documents in multimedia form Includes text, still images, moving images, sound Responsible for the growth and popularity of the Internet 22 Using Information Technology, 10e © 2013 e McGraw-Hill Companies, Inc. All rights rese ed.