Transcript
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Operating SystemMore Overview
Saiful AnwarState Polytechnic of Jakarta
January, 2007
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Operating System, More Overview 2
Software
Operating Systems Run wide variety of tasks
Run when computer is started
Only one OS operates at a time
Applications Run specified tasks
Only run when initiated Can run multiple applications at a time
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Operating System, More Overview
!hat "oes Operating System
"o Manages all theresource in a computer
(including processor,
memory, i/o devices !rovides an interface
"etween the hardware
and application
software#
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Operating System, More Overview #
Mostly use" OS
$esktop %indows
Mac OS
&ni'/inu' and their si"lings#
!$A !alm
!ocket !C )m"edded inu' OS
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Operating System, More Overview $
Macintosh Operating System
Evolvedfrom *+-.s original MacOS
*+- Mac was first commercial computer with
raphical &ser 0nterface (&0 and mouse
Currently MacOS +, MacOS 1
0nventor of trash can, alias (shortcut, pull2
down menus, etc#
Evolution is progressive change or improvement
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Operating System, More Overview %
Mac OS &etails
Control Strip
Alias (same as shortcut
Single2"utton Mouse (can "e customi3ed
Sherlock 4 (glo"al search utility, copied in
%indows 4555 and %indows M)
)asy to use, hard to trou"leshoot
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!in"ows OS
%indows is "uilt on top of MS2$OS, the
MicroSoft2$isk2Operating2System, "ased
$OS#
%indows *#5 very delayed, very poor 6uality
%indows 7#* (c# *++4 first usa"le version,
still very limited in comparison to MacOS 8
%indows +9 revolutionary for 0ntel "asedcomputers, "ut, :ust a copy of Mac OS
Revolution is non-progressive change, major drastic change
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Operating System, More Overview '
!in"ows ($
Stole Recycle ;in, Shortcuts, and
Menu System from Macintosh OS
)'cellent user2friendliness for
operations
ike MacOS, suffers from un2friendliness for trou"leshooting
)'cellent multi2tasking capa"ilities
(run multiple programs2uses virtual
memory
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Operating System, More Overview (
Multi)tasking
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Operating System, More Overview *0
!in"ows +istory
%indows +9 for home machines, sta"le, simple %indows =< -#5 for "usiness/office computers
%indows + replaces +9, very unsta"le, :ust a facelift %+ Release 4 much "etter, still sucked
%indows 4555 replaces %in =< -#5 0ncredi"ly sta"le, not very "ackwards compati"le
%indows M) (Millennium )dition replaced %+ (fall 4555 Almost no new features Seems a little more sta"le than %+ >aster Startup
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Operating System, More Overview **
!in"ows P
Released 4554
?ome version and "usiness version "ased
on same OS !reviously, %in =< @ +9 different, 4555 and M)
different
More sta"le than %in +/M), not as sta"le as
%4555
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Operating System, More Overview *2
-inu. an" /ni. &ni' was the first usa"le OS and still widely
used today# 0t runs on special computers, e#g#
Sun, Silicon raphics, ?!, $)C inu' was a miracle, initali3ed "y inus
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Operating System, More Overview *
anking the OperatingSystemsStability &ni' inu' Mac OS 1 %indows 4555 %indows 1! !ro %indows 1! ?ome Mac OS +
$OS %indows +9 %indows + %indows M)
Ease of Use Mac OS + %indows M)/+/+9 Mac OS 1 %indows 4555/=< inu' &ni' DOS!
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1uture of Operating Systems
Microsoft must address sta"ility pro"lems in homecomputers %indows 1! was a small step
inu' "ecomes more popular, "ut only for advancedusers and in server market#
Macintosh.s market penetration more "ased onhardware appeal rather than software 0n old days, Macs succeeded "ecause they were the only
&0 on the "lock# !eople "ought Macs for the software
%indows is such a good copy that hardware, relia"ility, andprice is now a "ig reason for the purchase of a Macintosh
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hank 3ou
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