http://pbfb5www.uni-paderborn.de/www/WI/WI2/wi2_lit.nsf/Historie/839D970D99A2A4D3C1256C4F002C6E7E!OpenDocument________________________________________________________________________







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* Hardware costs/power

* Proven "track record"

* Software capabilities

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	Intro.	Clock	After 2 years	MIPS
80386	1986	16	33	5 - 10
80486	1989	25	50	15 - 30
80486 DX2	1992	50	100	30 - 60
80586	1992	66	133	60 - 120

Technologie has never flowed so efficiently to the user________________________________________________________________________

	Installed base	Annual run rate 1992
Windows 3.0 MS-DOS	9.0 M 96.0 M	9.2 M 24.3 M
Macintosh PC UNIX OS/2	6.5 M 1.0 M 1.2 M	2.2 M .4 M .7 M

Source IDC, October 1991

* Data Access * Messaging * Distributed file * Print services * Directory services * Distributed security * Systems management * Licensing

* Object linking and embedding 2.0, Aug '91

* Messaging API 1.0 (MAPI), Oct '91

* Open database connectivity (ODBC), Nov '91

* Windows user interface, Feb '92

* Object linking and embedding 2.0, Mar '92

* Multimedia synchronization and filtering, Q1 '92

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* File, retrieve, and browse information easily

* Access information independent of its location

* Integrate various kinds of information

* PC as an information "appliance"

* A distributed, object-oriented vision

* In-place editing

* Drag-and-drop

* Layout negotiation

* Property inheritance

* Search, spell check

* Enabling programmability of applications

- Standard way to expose commands
- Macro recording and playback engine

* Protocol extensibility

- Negotiable object capabilities
- Dynamic loading of handlers

* Efficient handling of large objects

* Integrated object management system

* Integrated information services

* Native distributed computing model

* Standard systems management

* Object-based user interface

* Core technological advance

* Combination data management and file system

* Central system data store

* Extensible with new objects

* Distributed, secure, replicated

* Object-centric

* Property Sheets

* Content and property-based query

* Containment and query for all data

* Network-enabled

* Developers use higher level tools
* More user participation

C,C++ Visual Basic, Microsoft database Microsoft Excel, Microsoft Word macros

	Windows 3.1		OS/2 2.0		Windows NT
Operating system features
Demand paging 32 bits internally 32-bit IO drivers Parameter validation Continue on fault Seperate address space for apps Fully preemptive multitasking Symmetric multiprocessing support C2 level security Available on non-X86 systems	* * * *		* * * *		* * * * * * * * * *

	Windows 3.1		OS/2 2.0		Windows NT
True Type scalable fonts OLE Fast File Manager Fast file caching VGA MS-DOS app support Multimedia/pen support Drag-and-drop Application registration Application registration Applications available	* * * * * * * * * 4900		* * * 400		* * * * * * * * * 4900

* Help sell system
* Preinstall
* Advance video, sound, and networking
* Share in marketing programs with logo