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CLOUD COMPUTING B.Nivetha BCA 1
CLOUD COMPUTING
B.Nivetha BCA
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STAND-ALONE
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SIMPLE NETWORK
SERVER
Single Machine Different OS
• Dual Boot
• Virtualization
Dual Boot
Cons of Dual Boot
• Time
• Speed
• 2 OS’s cant communicate with each other.
VM ware
Cluster Computing
• Clustering is a technique of connecting different computers together so that a more powerful computing device could be achieved.
Grid computing
• Resource sharing across several domains
• Combine to make a single
Utility Computing
So.. What’s next?
Yes that is what all u waiting for….
History of Cloud Computing
• Data and applications exist on a "cloud" of Web servers
• Concept opined by John McCarthy in 1960.
• Cloud Computing came into commercial use around the turn of the 21st century.
• 2007 saw increased activity, including Google, IBM.
• Became a hot topic now.
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Introduction
Cloud computing is Internet-based computing, whereby shared resources, software, and information are provided to computers and other devices on demand, like the electricity grid.
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What is it?“A pool of abstracted, highly scalable, and managed computer infrastructure capable of hosting end-customer applications and billed by consumption”
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Understanding Cloud Architecture
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Cloud has all that
Services provided
• SaaS – Software as a service
• PaaS – Platform as a service
• IaaS – Infrastructure as a service
• Also Storage as a service
Anything anywhere anytime
• Cloud services and storage are accessible from anywhere in the world over an Internet connection
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Types of Clouds
• Public
• Private
• Hybrid
• Community
How to get access & how to pay
• Internet
• Login to
• Customize
• Use
• Pay per resources used
Critics
• Just for business promotion
• Security
• Data loss when temporarily out of service
Cloud is all over usSo let the rain ……
Are we
Secure...?
GREENIT
