1. Infrastructure – Computer Software Gerhard Steinke
Application Software
Systems Software - Operating Systems
Programming Languages
Software Trends
Impact on Organizations

2. Application Software Word Processing Project Management
Desktop Publishing
Presentation
Spreadsheet
DBMS
Graphics
(Outlook, Exchange)
Instant messaging (IM)
Educational
Mobile apps
Project Management
Accounting
Mapping - GIS
CAD/CAM
Groupware
Scheduling
Tax
Blog
Games
Web/Mobile apps

3. System Software: - Operating System software
Programs that
Manage the operations of the computer
Control the input/output, storage resources and activities of the computer system

4. Popular Operating Systems
Microsoft
Windows XP, 7, Windows 8, 10
Apple
iPhone 6 – iOS 9
MAC OS X – El Capitan
Unix, Linux
Can run on mainframes, servers and PCs
Open-source
Android 6.0 Marshmallow

5. Programming Languages https://www. udemy
Python
Java
C++ C C#
PHP
Ruby
Basic
Cobol
Fortran
HTML

6. Software Classifications
Custom software
Software applications that are developed for use by an organization
COTS software - Commercial Off-the-shelf (COTS)
Software developed with the intention of selling the software in multiple copies
Apps
Thousands available, e.g.,
Application service providers (ASPs)
Companies that own, operate and maintain application software
Pay-as-you-go

7. Software Trends Web/Mobile apps
Custom designed to COTS (Commercial off the Shelf)
Individual applications to bundled (suites)
Text to Graphical User Interfaces / wizards
From machine dependent to machine independent
to Web-based Interface – Browsers
E.g., Microsoft Internet Explorer, Firefox, Opera, Mozilla, Safari, Chrome, Microsoft E____
Web/Mobile apps

8. What do you need to know? Create software or just use software?
Select software to match needs
Integrate software into organization
Software licensing
Software quality – testing concerns
Purchase/lease software? Warranty?
How does software influence organization?
Possibilities
Constraints
Cost – new, upgrade, maintenance

9. Software Ethical Issues
Copying software, piracy
New versions all the time
Software that does more than you expect
Quality - Expectation/toleration of software bugs and errors?
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How long should software be supported?
Who should test software?