Windows NT 4.0

NT Architecture

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

Overview 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 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 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 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