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7/30/2019 Comparison of Different Windows
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MS DOSPurchased by microsoft to support intel 8086 -Intel 8086 is a
micro processor The main operating system for personal computers during the 1980s
up to mid 1990s
Single-task operating system
In DOS, drives are referred to by identifying letters
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WINDOWS 1.0was released on November 1985 supported graphical user interface Other supplied programs were Calculator, Calendar,Clipboard viewer,
Clock,Control Panel, Notepad, Paint, Write,etc
did not allow overlapping windows, Only dialog boxes could appear over
other windows.
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WINDOWS 2.0 was released in October 1987
featured several improvements to the user interface and
memory management.allowed application windows to overlap each other
windows 2.1 was also released.
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WINDOWS 3.0 AND 3.1 Improved the design, mostly because of virtual memory and loadable
virtual device drivers. Microsoft also rewrote critical operations from C into assembly, making
this release faster and less memory-hungry than its predecessors.
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Windows 95, 98, and MeWindows 95 was released in August 1995
featuringo a new user interface,
o support for long file names of up to 255 characters
o the ability to automatically detect and configure installed
hardware (plug and play).
It could natively run 32-bit applications.
Released on June 25, 1998
Windows 98 was the first operating system to use the Windows Driver
Model.
Windows 98 had more complete USB support
WDM Audio: Support for WDM audio enables digital mixing, routing and
processing of simultaneous audio streams.
DVD support
UDF 1.02 read support
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Still imaging architecture (STI) for scanners and cameras,
Image Color Management 2.0 which supports more color spaces.
Shipped with DirectX 5.2
Networking enhancements:TCP/IP,DHCP,ETC
Improvements to the system and tools like disk Defragmenter, disk Cleanup ETC
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In September 2000, Microsoft released Windows Me which updated
the core from Windows 98 but adopted some aspects of Windows 2000. It also added a new feature called System Restore, allowing the user to
set the computer's settings back to an earlier date.
Windows NT familyThe NT family of Windows systems was fashioned and marketed for higherreliability business use.
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WINDOWS XPIn October 2001.Faster start-up and hibernation sequences
The ability to discard a newer device driver
A new, arguably more user-friendly interface
Fast user switchingThe Clear Type font rendering mechanism, which is designed to improve
text readability
Remote Desktop functionality, which allows users to connect to a computer .
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WINDOWS VISTAOn January 30, 2007
Windows Aero gui
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Windows Flip and Flip 3D
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Security and safety
Graphics
Windows Mail replaces Outlook Express
Windows Calendar, Windows Fax and Scan , word pad , paint , sound
recorder,window movie maker , window dvd maker , etc
Some significant changes have been made to Windows Vista for mobilecomputing.
Power management
New fonts and much more..
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