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Pengantar Ilmu Komputer
PERTEMUAN 7
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Sistem Operasi
adalah perangkat lunak sistem yang bertugas untuk melakukan kontrol dan manajemen perangkat keras serta operasi-operasi dasar sistem, termasuk menjalankan software aplikasi seperti program-program pengolah kata dan browser web
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Struktur Sistem Operasi
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Fungsi Dasar Sistem Operasi
Nextp. 392 Fig. 8-1
monitor performance
provide a user interface
provide file management and other utilities
establish an Internet connection
control a network
administer security
start the computer manage programs
schedule jobs and configure devices
manage memory
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Fungsi Dasar Sistem Operasi
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Booting
Cold booting, menghidupkan komputer dalam keadaan mati (off)
Warm booting, restart.
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Klasifikasi Sistem Operasi
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Pembagian Sistem Operasi
Mainframes Embedded System Unix-like Operating System Mac OS Microsoft Windows Network OS WebOS
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Mainframes
Mainframes run multiple operating systems and operate not as a single computer but as a number of virtual machines.
They are typically manufactured by large companies for large-scale computing purposes
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Mainframes
z/OS from IBMWhile IBM System z™ servers are supported by a number of different operating systems, their most advanced features are powered by z/OS
http://www-03.ibm.com/systems/z/os/zos/
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Embedded Systems Embedded systems are special-purpose
systems in which the computer is completely encapsulated by the device it controls.
Embedded systems perform pre-defined tasks that have very specific requirements.
Real-time operating systems are embedded systems with certain time requirements
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Embedded Systems
Symbian OS for smartphone Cisco IOS for router and switch iPodLinux for ipods Windows CE.Net Windows Mobile 2003
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Unix-like OS
The operating system Unix was developed in 1960 by a group of AT&T employees.
Free Unix-like operating systems can be used, studied, modified and redistributed by anyone with no restrictions.
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Unix-like OS
It's a diverse group of operating systems with several major sub-categories including BSD, and Linux.
Unix like operating systems run on a variety of computers but more frequently on server systems and in academic and engineering environments due to high stability for any kind of processing
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Unix-like OS
Ubuntu FreeBSD openSUSE Debian Fedora
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Mac OS Apple's Macintosh OS is an operating
system with a very innovative and unique design.
The history of the company behind it, Apple, that's been around since 1976 is fascinating and so is its cool operating system Mac OS.
Leopard merupakan versi Mac OS terbaru (http://www.apple.com/macosx/)
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Microsoft OS
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Network OS
Sistem Operasi yang berbasis jaringan
Contoh: Novell Netware Windows Server 2003 Linux Solaris (Sun)
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WebOS The WebOS (Web Operating System) represent
a new form of virtual operating system that runs directly in your browser.
The main advantages of a web operating system is that you can access it from anywhere but it's very arguable if it's really an operating system or not because it runs over a browser window and have no relation whatsoever with the hardware and its drivers.
You will still need an operating system to run a WebOS.
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WebOS
DesktopTwo (http://desktoptwo.com) G.ho.st (http://g.ho.st) YouOS (http://youos.com) BrowserOS (http://oos.cc) eyeOS (http://eyeos.org)
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DesktopTwo
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youOS
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eyeOS
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Most Popular
Survey menurut MarketShare (2007)
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Most Popular
Survey menurut RIPE host count berdasarkan OS yang terhubung ke internet.
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Program Utilitas
Antivirus Firewall Compression Software Media Player Software Burning Software dll
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Top 10 Antivirus (TopTenReviews)
http://anti-virus-software-review.toptenreviews.com/