WINDOWS NT VERSURSE UNIX NT

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WINDOWS NT VERSURSE UNIX NT LINUX

• Lin Li
• COSC 573
• Prof. Mort Anvari

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WINDOWSNT UNIX OVERVIEW

• COMMERCIAL OS
• BUILD ON WINDOWS 3.1 WINDOWS 95

• COMMERCIAL AND NON-COMMERCIAL OS
• LARGE FAMILY

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FUNCTIONALITY

• COMMUNICATING WITH MANY DIFFERENT TYPES OF
  COMPUTERS
• SECURING SENSITIVE DATA AND KEEPING UNAUTHORIZED
  USERS OFF THE NETWORK.

• SO CAN UNIX
• SO CAN UNIX

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FUNCTIONALITY OF MULTI-USER OS

• LOGGED ON TO THE NT NETWORK, ALL HE/SHE CAN DO IS
  ACCESS FILES AND PRINTERS
• NT USER CANNOT RUN ANY APPLICATION ON THE NT
  SERVER

• UNIX SERVER HE/SHE CAN RUN ANY APPLICATION

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FUNCTIONALITY OF E-MAIL SERVER

• HAVE TO BUY A SEPARATE SOFTWARE PACKAGE

• FREE FOR USE SENDMAIL, EXIM OR QMAIL

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FUNCTIONALITY OF INTERNET MANAGMENT

• DO NOT PROVIDE ANY MECHANISM FOR LIMITING A
  USERS DISK USAGE

• PROVIDE SOFTWARE FOR PERFORMING THIS SEEMINGLY
  ELEMENTARY CONTROL

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FUNCTIONALITY OFSCRIPTING LANGUAGES

• The likes of a resources for system
  administration is not found.

• BOURNE SHELL, KORN SHELL, C SHELL, AND SOMETIMES
  PERL

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ANOTHER ASPECT OF FUNCTINALITY

• EVEN INSIGNIFICANT CHAGES TO A WINDOWSNT
  CONFIGURATION REQUIRE OR REQUEST A SHUTDOWN AND
  REBOOT

• DO NOT REQUIRE SYSTEM RESTARTS

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RELIABILITY

• LESS CRASHES
• VIRUSES THAT WOULD INCAPACITATE A WINDOWS OS
  DONT HAVE AN EFFECT ON UNIX OS

• FREQUENT CRASHES
• MEMORY ACCESS VIOLATION AND I/O ERRORS
• PRONE TO VIRUS ATTACKS ON THE INTEL-BASED HARDWARE

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BLUE SCREEN OF DEATH KERNEL PANIC

• THERE ARE SO MANY WAYS THAT AN NT SYSTEM CAN CRASH

• HARDWARE FAILURE
• HARDWARE UPGRADE
• KERNEL IS BEING UPGRADED
• BETA KERNEL IS BEING TESTED

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SYSTEM MANAGEMENT

• GUI
• require incredible amounts of disk space and
  memory

• CDE
• not require a graphical user interface to
  function
• MORE EFFICIENT (KERNELS ARE CUSTON-COMPILED )

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LINUX OVERWIEW

• The Most Dynamic Fresh Activity in UNIX Market
• The Stronger Competitor to Microsoft Windows NT
• Origin --By Linus
• GPL(General Public License)

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LINUX VA NT
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CONTINUOUS
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CONTINUOUS
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REFERENCE

• http//www.unix-vs-nt.org/
• http//microsoft.com
• http//phynt.phy.nknu.edu.tw/unix-nt/unix-nt.html
• http//wagner.Princeton.edu/foldoc
• http//www.bitwizard.nl/linux.html
• http//www.magicw3.com.cn/choice/uon.htm

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END