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CIS 225
Lecture 15 - Software Configuration
Software Configuration
- Modifying software settings
- Storing user specific information
- Customizing software to suit user preference
Windows Software Configuration
- Control Panel Options
- Software Provided Menus
- Configuration Files
- Registry Entries
Windows Default Programs
- Files types on Windows determined by file extension
- File extensions are mapped to programs
- Program will be started when a file is double-clicked in Windows Explorer
Defaults by Programs
Defaults by File Type
AutoPlay Defaults
Firefox Config - Menu
Firefox Config - about:config
File Configuration
- Some program store settings in text files
- PRO: Can be easily edited by hand, shared between systems
- CON: No verification of settings, easy to make mistakes
Pegasus Mail Config - Menu
Pegasus Mail Config - Files
Registry Configuration
- Other programs store settings the Windows registry
- PRO: Easy to organize and retrieve values, hides settings from most users
- CON: Can still be edited by users, corrupted registry affects multiple programs
Internet Explorer - Settings
Internet Explorer - Registry
Ubuntu Default Programs
- File Types in Ubuntu determined by many things
- File Extension
- File Header
- Magic Number
- File types are mapped to programs
- Program will be started when a file is double-clicked in Nautilus
Default Programs
Defaults by File Type
AutoPlay Defaults
Reading
- Ubuntu Unleashed - Chapter 19
Assignments
- Lab 7 - Software Configuration & Security: Due 10/27 @ 11:30 AM