SWT4_CH03 - Succeeding with Technology 4th ed >...

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Unformatted text preview: Succeeding with Technology 4th ed > Software Solutions for Personal and Professional Gain > Succeeding with Technology 4th ed> Software Solutions for Personal and Professional Gain > Please discontinue use of cell phone and turn off the ringer. n Software from Conception to Installation and Beyond n System Software Software Solutions for Personal and Professional Gain Chapter 3 Succeeding with Technology 4th ed > Software Solutions for Personal and Professional Gain > Trends n There is a shift from a hardware view of computing to software & services "Ten years out, in terms of actual hardware costs you can almost think of hardware as being free -- I'm not saying it will be absolutely free -- but in terms of the power of the servers, the power of the network will not be a limiting factor," Gates said, referring to networked computers and advances in the speed of the Internet. Succeeding with Technology 4th ed > Software Solutions for Personal and Professional Gain > Trends n Software has become more expensive than hardware for several reasons: Technology has resulted in reduced hardware costs. Software requires more time to develop. Developers salaries have increased. Succeeding with Technology 4th ed > Software Solutions for Personal and Professional Gain > n Key Terms System software Application software Software from Conception to Single-user license Open-source software Succeeding with Technology 4th ed > Software Solutions for Personal and Professional Gain > Two Types of Software { A 6 0 1 D E 3 B -6 2 9 6 -4 8 9 -8 F 0 B -E 0 5 0 4 0 2 0 6 3 4 A } System Software { E 3 C F D 6 2-D 3 B E -4 E F C -B F C -8 4 2 4 A 4 2 5 3 2 9 } controls the hardware { 8 5 0 2 4 0 E F -2 8 9 0 -4 8 D B -A 8 F D -8 C 0 1 D D F 7 2 5 } Application Software es services for people { C B 0 F 5 1 -3 4 6 F -4 6 A F -B 2 9 1 -C B 0 7 6 5 A B D 9 6 } runs the computer system { F 6 A E 4 C 0 -0 9 0 C -4 3 E C -B 1 C 1 -A 1 B 8 E 3 6 A D 6 C 6 } operating system k management tools written to perform tasks { 1 7 F D E 1 C -2 B 7 9 -4 9 2 6 -B E 3 -3 6 2 5 D 8 A 7 B 2 9 } word processor, spreadsheets and database Succeeding with Technology 4th ed > Software Solutions for Personal and Professional Gain > How Software Works n Software consists of a number of files, at least one of which is executable n Executable File: stores computer instructions in binary machine language http://www.mozilla.com/firefox/ Succeeding with Technology 4th ed > Software Solutions for Personal and Professional Gain > Programming Languages n A programming language is the primary tool of computer programmers, providing English-like commands for writing software that is translated into the detailed step-by-step instructions executed by the processor....
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SWT4_CH03 - Succeeding with Technology 4th ed >...

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