Study Guide for Exam 1 I Chapter 1 Why Computers Mater to You Becoming Computer Literate a Why Should You Become Computer Literate i Computers are everywhere in our society 1 Credit cards even interact with computers ii Being computer literate means that you are familiar enough with computers that you understand their capabilities and limitations and you know how to use them 1 Benefits a Use computer more wisely and be a knowledgeable consumer b Computer literate employees are sought after in almost every vocation c Help you better take advantage of future technologies b Becoming a Savy Computer User and Consumer i Avoid hackers and viruses these can threaten a computer s security ii Protecting your Privacy identity theft prevention iii Understanding the real risks Cookies Firewalls iv Using the Internet and the Web Wisely finding information vs finding good information v Avoiding Online Annoyances junk email spam vi Being Able to maintain upgrade and troubleshoot your computer diagnose and fix problems how to integrate new projects c Being Prepared for Your Career i Information Technology is a field of study focused on managing and processing information and the automatic retrieval of information 1 Includes computers telecommunications and software deployment 2 The 7 fastest growing careers are all computer related d Computers in Today s Careers i Retail Working in a Data Mine 1 Use data mining or the process of searching huge amounts of data with the hope of finding a pattern a Ex usually study information gathered from register terminals to determine which products are selling on a given day and in a specific location b Opens the door to more detail can use this data to determine that if a certain product is to sell well sometimes you must cut the price especially if done at other stores or recently had a price cut c Allows to respond to consumer buying patterns d Data Mining can keep track of the purchases people are making where they live past buying purchases and things they looked at but didn t buy ii Business Data on the Go 1 UPS uses a sophisticated data base and a highly efficient package tracking system that follows the packages as they move around the world a Smart Label at packing contains customer numbers but also the MaxiCode i MaxiCode is a specially designed scannable sticker that resembles an ink blot and contains all the important information about the package ii Devices with Bluetooth technology a type of wireless communication to transmit the scanned data through radio waves to terminal iii To track use delivery acquisition devices that feature wireless networking capability GPS positioning infared scanners and an electronic pad to capture customer signatures then made available to the customers iii Art Ink Paints and a Notebook 1 Dancers can be attached to sensors that are connected to a computer that captures the dancer s movements a The computer operator can easily manipulate the dancer change her costume for instance b Photoshop Illustrator Corel Painter c Digital Art that is drawn through computers and cameras that track your movement making the picture different each time it is viewed iv Video Game Design A long Way from PacMan 1 Computer gaming topped 21 billion in revenue in 2008 and is expected to go up 2 Computer games are best designed for a local market making it seem better because then it won t be offshored sent to other countries like most other computer programming jobs v Education Teaching and Learning 1 Many colleges require students to have their own 2 computers BlackBoard Moodle Internet has advantages in the classroom research tool simulations instructional software interactive 3 Museums have virtual tours on their websites a You can download the audio tours to your iPod through wifi vi Law Enforcement Put down that Mouse You re Under Arrest 1 Computers are in police cars and crime labs and are used to solve an increasing number of crimes 2 Facial Reconstruction programs can turn a skull into a face helping figure out who the person is 3 Use Law enforcement databases to link crimes together and find similarities 4 May be able to use wireless networking to look at criminal s emails and chats 5 Computer forensics is a specialty that analyzes computer systems with specific techniques to gather potential legal evidence 6 FBI and TSA use computer based training to recognize lies and evasive behavior studying microexpressions the brief 1 25th of a second flashes of emotion reveal truth behind lies vii Military Careers 1 ASVAB is required to enter need internet and electronics to study for the exam libraries with example ASVAB tests 2 Air Force uses unmanned aerial vehicles called UAV s or drones to perform surveillance operations and to deliver missiles viii Agriculture High Tech Down on the Farm 1 Must look out for diseases and such in their cows and animals a They can be managed and minimized with radio frequency identification tags that are small versions of the roadway electronic toll systems used in many states to collect tolls automatically as drivers pass these look like little buttons attached to the cows ear and record the cows locations i If that cow gets sick it can track back where that cow was and what other ones ate it too and can prevent problems ix Automotive Technology Sensors and CPU s 1 Pushed towards making more efficient cars increased the number of censors and central processing units needed in a typical vehicle Measure air pressure to air temperature everything in cars is basically controlled by computers 2 Digital music systems airbags voice controlled phones GPS etc x Medicine Technologies of Today and Tomorrow 1 BrainGate software translates the movement thoughts in his head into commands to the robotic limbs receives data from his neural activity identifies the impulses and translates them into movements for the robot 2 Patient simulators are life sized computer controlled mannequins that can speak breathe and blink have a pulse and a heartbeat and respond just like humans do to procedures they train on them and if the patient dies they can still try again 3 Surgeons use computer guided robots to perform surgery smaller incisions on people s bodies for surgeries xi Medicine The Chip Within 1 The realistic goals of this are to provide technological solutions to physical problems and to provide a means to positively identifying individuals a Could provide sight to the blind b Used to verify a persons identity c
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