1. M S W in d o w s a n d
O pe n S ourc e s
me mory
ma na g me nt

2. Windows
• There are so many operating systemsexits
(i.e. Window, Linux, Unix etc.)but
Windows is the most widely usedoperating
system. Windows is the invention of
Microsoft.
• Windows is a graphical environment,which
incorporates all the features of GUI

3. Continue…..
• It lays a graphical user interface(GUI) shall
around the DOS andextends DOS
capabilities.
• It is easy to use and capable of multitasking
i.e. running severalapplication
program simultaneously

4. Continued….
• Graphic program (Windows)
andcharacter-based programs (DOS)can
be run concurrently.
• It facilitates to switch betweeneasily
multiple program.

5. Version of windows
• Window 3.0
• Windows 95
• Windows 98
• Windows 2000
• Windows XP
• Windows Vista
• Windows 7

6. What is Open Source?
• Open source describes a broad general
type of software license that makes source
code available to the general public with
relaxed or non-existent copyright
restrictions.