Case Study on Windows Xp

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CONTENT

CASE STUDY: Windows XP
Outline:-
1. Introduction
2. History
3. Design Goals
4. System Architecture
5. System Management Mechanisms
6. Registry
7. Object Manager
8. Interrupt Request Levels (IRQLs)
9. Asynchronous Procedure Calls (APCs) 10. Deferred Procedure Calls (DPCs)
11. System Threads
12. Process and Thread Management
13. Process and Thread Organization
14. Thread Scheduling
15. Thread Synchronization
16. Memory Management
17. Memory Organization
18. Memory Allocation
19. Page Replacement
20. File Systems
21. File System Drivers
22. NTFS
23. Input/output Management
24. Device Drivers
25. Input/output Processing
26. Interrupt Handling
27. File Cache Management
28. Interprocess Communication
29. Pipes
30. Mailslots
31. Shared Memory
32. Local and Remote Procedure Calls
33. Component Object Model (COM)
34. Drag and Drop and Compound Documents 35. Networking
36. Network Input/output
37. Network Driver Architecture
38. Network Protocols
39. Network Services
40. .NET
41. Scalability
42. Symmetric Multiprocessing (SMP)
43. Windows XP Embedded
44. Security
45. Authentication
46. Authorization
47. Internet Connection Firewall
48. Other Features

Objectives

– The history of DOS and Windows operating systems.
– The Windows XP architecture.
– The various Windows XP subsystems.
– Asynchronous and deferred procedure calls.
– How user processes, the executive and the kernel interact. – How Windows XP performs process, thread, memory and file management. – The Windows XP I/O subsystem.
– How Windows XP performs Interprocess communication.
– Networking and multiprocessing in Windows XP.
– The Windows XP security model.

1. Introduction
• Introducing Windows XP
– Most recent desktop OS from Microsoft
– May 2003: Over 1/3 of all Internet users
• 5 Editions, a 6th one soon
– Windows XP Home Edition
– Windows XP Professional
– Windows XP Tablet PC Edition
– Windows XP Media Center Edition
– Windows XP 64-Bit Edition
– Windows XP 64-Bit Edition for 64-Bit Extended Systems (soon)

2. History
1976 Bill Gates and Paul Allen found Microsoft
• Bill Gates drops out of Harvard
• Paul Allen quits day job at Honeywell
• Move to Albuquerque, NM
1981 MS-DOS 1.0
• 16-bit addressing
• Real mode
1985 Windows 1.0
• First Microsoft GUI operating system
• Introduced protected mode
1990 Windows 3.1 and Windows for Workgroups 3.1
• Eliminated real mode, introduced enhanced mode
• Added network support (LANs)
1992 Windows NT 3.1
• New Technology operating system
• Created new corporate line
•...
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