Windows 2000Windows 2000OverviewOverview

HighlightsHighlights Stable and secure (C-2–level) 32-bit OS

multitasking, multithread , preemptive, not cooperative protected mode only, configuration in registry NT File System (NTFS), File Allocation Table (FAT), File Allocation

Table 32 (FAT32)

Windows 98 GUI and HAL with Plug and Play (NT had very limited support) HCL important, but not crucial as in NT Good laptop support, unlike NT, and like 98, with hot plug and play

New Features Microsoft Management Console USB, Digital Camera, and Multiple Monitor support DirectX 7 (8 by download)

Networking Support for 15 network protocols Internet Connection Sharing and Internet Information Services

DOS vs. Windows 2000DOS vs. Windows 2000

Command.com

BIOS

BDOS

CMD.EXE

Win32

Filesystemdriver

Devicedriver

I/OManager

HAL.DLL

ArchitectureArchitecture

Kernelmode

Hardware

HAL

Kernel

Executive Services

security

Win16VM

Win32

OS/2 POSIX

Usermode

Services, processors, Services, processors, securitysecurity Executive Services

I/O Manager cache manager file systems network drivers device drivers

Object Manager Security Reference Monitor Process Manager Local Procedure Call Facility Virtual Memory Manager

Processors Windows 2000 can support as many as 32 processors, but standard HAL

only supports 2 processors (Professional). Security

File and resource permissions, security log and audit

Windows 2000 TourWindows 2000 Tour Basics

taskbar, start and explorer shortcuts, desktop, icons

Control Panel add/remove programs display customization printers, modem network and dial up folder options

My computer (System) system properties device manager and hard-drives

Others

Administrative ToolsAdministrative Tools User Manager Computer Management

Performance Monitor Event Viewer Disk Administrator Defragmentation System Information

File and directory permissions right-click file/dir, properties, security

basic and special access Others

ipconfig, tracert (trace route) and netstat (active connections) search Files or Folders