3. Some analysts and vendors define: updated
version of utility computing: basically virtual
servers available over the Internet.
Others define: anything you consume outside
the firewall is "in the cloud,"
including conventional outsourcing.
MORE…
4. It focuses on what IT always needs:
• a way to increase capacity or add capabilities on
the fly without investing in new infrastructure
• training new personnel
• or licensing new software.
Thus, extends IT's existing capabilities.
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6. delivers a single application through the
browser to thousands of customers using
a multitenant architecture.
no upfront investment in servers or
software licensing
costs are low compared to conventional hosting.
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7. Accept storage offers and virtual servers that IT can
access on demand.
Liquid Computing's LiquidQ enabling IT to
stitch together memory, I/O, storage, and
computational capacity as a virtualized
resource pool available over the network.
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8. providers offer APIs that enable developers
to exploit functionality over the Internet
They range from providers offering discrete
business services to the full range of
APIs as offered by conventional
credit card processing services.
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9. delivers development environments as a service.
Owned applications built that run on the
provider's infrastructure and are delivered to
your users via the Internet from
the provider's servers
Prime examples the new Google App Engine
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10. an application exposed to IT rather than to end-
users; virus scanning service for e-mail
Managed security services delivered by
SecureWorks, IBM, and Verizon,cloud-based anti-
spam services as Postini, recently acquired by
Google.
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11. A hybrid of SaaS and MSP; offers a service hub that
users interact with.
most common in trading environments; think of it as
an automated service bureau.
Well-known examples include Rearden Commerce
and Ariba.
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12. The integration of cloud-based services
OpSource, which mainly concerns itself with
serving SaaS providers, recently introduced the
OpSource Services Bus, which employs in-the-
cloud integration technology from a little startup
called Boomi
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13. In general, cloud computing customers do
not own the physical infrastructure, instead
avoiding capital expenditure by renting usage
from a third-party provider. They consume
resources as a service and pay
only for resources that they use.
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14. This article “What Cloud Computing Really Means” is
taken from the website:
http://www.infoworld.com/d/cloud-computing/what-
cloud-computing-really-means-031
- was originally published in InfoWorld.com -
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