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SOFTWARE (Types (Non-Free (use, redistibution or modification is…
SOFTWARE
Types
Non-Free
use, redistibution or modification is prohibited, requires you to ask for permission
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Public Domain
no longer copyrighted, usually binary is released in public domain but not the source code
Freeware
permits redistributions of binary but not mdification, & source code is not available
Open Source
more restrictive licences, not for commercial uses
Shareware
allows for redistribution, but anyone wo continues to use a copy is required to pay a license fee
Free
permission for anyone to use/copy/distibute both binary and source code, either verbations ot with modifications
Categories
System Software
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types
Operating System
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example:
- Microsoft Windows
- Android
- iOS
Utility Program
allows user to perform maintenance-type task usually related to managing a computer, its devices and program
example:
- a program to transfer digital photos to an optical disk
Application Software
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types
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Productivity Application
example
- Word Processing
- Presentation
- Accounting
Communcation Application
example
- blogging
- Chat Room
- Instant messaging
- VoIP
Security Tools
example
- personal firewall
- Antivirus Program
- Malware remover
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