windows nt 4.0. nt architecture executive services i/o manager –cache manager –file systems...
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Windows NT 4.0Windows NT 4.0
NT ArchitectureNT Architecture
Hardware
HAL
Kernel
Executive Services
Kernelmode
Usermode
securityWin32
DOS/Win16 VDM
OS/2
POSIX
Executive ServicesExecutive 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
OverviewOverview• Stable and secure (C-2–level) 32-bit OS
– multitasking, multithread
– preemptive, not cooperative
– protected mode only
– configuration in registry
• Windows 95 GUI but– HAL, not plug and play
– HCL important
– Poor laptop support
• Networking– NetWare client and login script support
– Enhanced metafile (EMF) spooling for improved over-the-network printing speed
– Support for 15 network protocols
– Peer-to-peer web, gopher and FTP server capabilities (no telnet)
– Client software for both Telnet and FTP services
NT tourNT tour• Basics
– taskbar, start and explorer
– shortcuts, desktop, icons
• Control Panel– add/remove programs
– display customization
– printers, modem
– network
– services
• My computer (System)– dial-up networking
– disk drives
• Others
Administrative toolsAdministrative tools• User Manager
– account policy (password and accounts)– user rights (rights to groups)
– user properties • Performance Monitor• Event Viewer• Internet Service Manager (PWS)• Disk Administrator• Remote Access Admin• File and directory permissions
– right-click file/dir, properties, security
– basic and special access • Others• tracert (trace route) and netstat (active connections)• dual boot: boot.ini (see example)
Dual boot exampleDual boot example• Components
– multi, disk, rdisk and partition
– rdisk and partition go from 0-n
– other operating systems
• Boot.ini example[boot loader]
timeout=15
default=multi(0)disk(0)rdisk(1)partition(1)\WINNT
[operating systems]
multi(0)disk(0)rdisk(1)partition(1)\WINNT="Windows
NT Workstation Version 4.00"
C:\="Microsoft Windows 95"
multi(0)disk(0)rdisk(1)partition(1)\WINNT="Windows
NT Workstation Version 4.00 [VGA mode]" /basevideo /sos
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