1) A cloud operating system (COS) is a virtual operating system designed to function within a cloud environment and manages virtual machines. 2) A COS allows access to applications through a web browser using simple widgets and offers remote access to data through any device. 3) Popular COS examples include ZeroPC, Microsoft Azure, and Chrome OS which allow using web apps both online and offline.

1. Cloud Operating
System
Cloud is a server that stores, manages & processes
data but not in a personal computer…!
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2. What…??
?
“A virtual Operating System is been designed,
customized and functions within a Cloud
environment.”
Cloud Operating System Virtual Operating
System
(COS) (VOS)
Technically a COS manages the operation of one
or more virtual machines within a virtualized
environment and offers access to many
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3. What…??
?
Shortcut Icon’s
File Explorer Window
Task Bar Cloud Data
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4. Why…???
Remote access to Data
Manage all your data on a single click, through a
PC, Smartphone…
Easy to share, through secure ways
Share files using a static URL among your circle
or publicly…
Cost Effective
No need to buy a software as they are
preinstalled…
MS Office 365 home costs RS.420, but MS Office Online if for
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5. How…???
Services
Infrastructure
(File Storage)
Platform
(Web Server)
Software
(Online Games)
Network
(VPN )
Initially Linux Kernel power up at system level of a COS, all the
process management is handled by Upstart and all the GUI activities is
managed by X window manager.
By running in a web browser, it allows to access various web based
applications, that uses simple widgets made using JQuery, HTML5,
CSS, JAVA…
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6. This is it…
A software manages to download the resource dynamically based on
the requests, so the bandwidth more than 1Mbps is expected to have
the best cloud experience.
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7. Popular COS
ZeroPC A web based interface uses JAVA applet to operate
on Thinkfree toolkit.
Microsoft Azure A CloudApp supports application and
web programming, business analytics…
Chrome OS A WebApp uses ChromiumOS supports rich
apps in offline mode too…
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8. Challenges
Security is the biggest concern Remote data hosted
on third party server who may be an Anonym.
Must have High speed Internet connectivity All
operations is made on remote data, so High speed connectivity
is must.
Very limited access A user will be subjected to a limited
environment, in-order to give better performance.
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9. “Today’s
Website is
tomorrow's
Cloud…”
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