4 Systems and Software: Application Software
14C H A P T E RSoftware: Systems and Application SoftwareSoftware and Hardware Software can represent 75% or more of the total cost of an IS. Less costlyhdwr. More complexsftwr. Expensive developersSoftware vs. Hardware CostsTypes of Software Systems Software programs that coordinate the activities and functions of the hardware and various other programs . Application Software programs that help users solve particular computing Systems Spheres of Influence Personal Individual users (personal productivity) Workgroup Two or more people who work together to achieve a common goal Enterprise An entire company interacting with customers, suppliers, government, by Sphere of InfluenceAccountingOrder entry, Payroll, HRE-Mail, Group Scheduling, WorkflowWP, DB,Sprdsheet, graphics(PersProd)ApplicationSoftwareMid range and mainframe OSNetwork operating systemsPC andworkst noperating systemsSystems SoftwareEnterpriseWorkgroupPersonalSoftw ar
Program Program Execution Compiled Program Programming 1. Algorithm a. Get two numbers b. Add them c. Display the result 2. Source Code a. INPUT A,B b. C=A+B c. PRINT C 3. Executable Code 011101010 01001010010 010001010 01110100010 001110010 01010001100 Programmer Compiler Syntax All languages have a syntax… • The grammar, structure, or ...
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