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What is Computer Software? Hardware vs Software Got to have both to get the job done! How does Software work? _____________ have to be written Algorithm turned into ____________________ Another specialized program turned this _______________ into something the computer _______________ ___________ development – multi-step process First programmer – ___________ – created FLOW MATIC (later _________ – COBOL) Types of Software ______________________________ ______________________________ Operating _________________ Utilities _________________________ Applications Software Operating Systems ________ between ________ and the ___________ Many brands Windows – designed for ________________ Macintosh computers use ________________________________ ________________________________ Utility Software ________________________________ Tasks include: Antivirus ______________ Copy file from _________ to another location Convert graphics file so it can be used by ______________ __________ copy of hard drive Language Translators Converts ____ written in English to a ________ the computer can understand Translator helps computer process data I don’t understand! I need a translator. Operating Systems __________________ DOS __________________ Unix – ____________ operating system (can run on just about any hardware platform) Networking Operating System – group of ______________ computers to be connected Window NT Novell’s Netware ___________________________ User Interfaces Determines how ______________ the computer is Part we _____________ when using the computer Command-line interface such as _____ Graphical interfaces such as _________ Command Line Early computers used ____________ Have to _______________________ Not very _____________ Not colorful – usually written in ___ and ____ No ______________ Graphical User interfaces Came about with ____________ _______________ (GUI) Came about with Apple’s development of _______________ Pictures (________) represent software Colorful Contributed to the explosion of ________. Project Research the three operating systems: Mac OS v.? Windows XP or Vista Unix Determine advantages and disadvantages of each, create a two page report on your findings. Which one do you think would be the best for someone to use in a home business.