• Cloud Computing in simple terms is anything that involves
delivering hosted services over the Internet. It is essentially
a computing technique that processes data online located
on the cloud.
• Cloud Computing is a combination of a large number of
attempts at large scale computing with seamless access to
virtually limitless resources.
• The cloud is where you put all your data including files and
software so you can access it from any device, anytime,
Challenges Faced By IT
Data and End-Point
Reliable and Secure
Scalable and Flexible
Pay for what you use
SMB to Enterprise
Re-Allocate IT Expenditures
Cloud Computing reduces
Cloud Computing reduces
Hardware, maintenance costs
Mostly companies spend roughly 80% of their budget on IT
operations and maintenance.
• Reduction in Expenditure - With no requirement of servers, businesses using
cloud have significantly cut down their cost expenditure.
• Communication and Collaboration - With cloud in place, work can be accessed
from virtually anywhere on any device allowing you to collaborate easily.
Leading companies collaborate across the organization and eco-system using
• Enables Quick Expansion of Businesses - Cloud technology offers the
opportunities which helps in diversification and expansion of a firm. It fosters
business growth as trendsetters say that the cloud allows innovating products
and services rapidly.
• Analytics is the Way Forward - Businesses are relying on analytics to get their
decisions right and the cloud aids them in this. Of all the successful
organizations , nearly half use big data to get the insights and further shares
the information seamlessly over the cloud.
• One Stop Shop for Businesses - Cloud fulfills every business need ranging from
messaging to storage, cloud has it all. With the help of cloud, companies are
able to build a strong bond between technology and business outcomes.
• Gartner predicts that the bulk of new IT spending
by 2016 will be for cloud computing platforms
and applications with nearly half of large
enterprise having cloud deployments by the end
of 2017. Worldwide spending on public IT cloud
services will reach $47.4 billion in 2014 and is
expected to be more than $107 billion in 2017,
according to a new forecast from IDC.
• Over the 2013-2017 forecast period, public IT
cloud services will have a compound annual
growth rate(CAGR) of 23.5%, five times that of
the IT industry as a whole.
• Private Cloud
It refers to the cloud dedicated to single organization or
• Public Cloud
It is one which is shared among multiple customers and
• Hybrid Cloud
Hybrid cloud is the customized combination of public and
• Community Cloud
It refers to the cloud dedicated between several organizations
from a specific community with common concerns.
Software-as-a-Service lets you access application
over the Internet without installing it on your
Some examples of SaaS:
• Google Apps
• Microsoft Office 365
• Yahoo! Apps
Platform-as-a-Service lets you develop new
applications in the cloud without buying hardware
or software that do not depend on a specific
platform to run.
Some examples of PaaS include:
• Google App Engine
• Microsoft Windows Azure
Infrastructure-as-a-Service lets you rent cloud
infrastructure e.g. servers, storage on demand,
to run your software services.
Some examples of IaaS :
• Google Compute Engine
• Amazon EC2
• Anything but secure - Ever since its inception, security has been cloud’s
Achilles Heel. The companies have tried every trick in the book to ensure
that the cloud is safe, but to no avail.
• Compliance - Most of the people are reluctant to make a move to the
cloud because they fear that the provider would not comply with the
written agreements making their data and position highly insecure.
• Internet Dependence - The cloud providers claim that with your files in
the cloud, you can access them from anywhere using the internet. But
would you get seamless internet in every part of the world? If the answer
to the question is negative, you have a food for thought.
• Provider Lock In - It has been found that most providers have a lock in
period, which user have to complete no matter what. In such a scenario,
the cloud becomes a bane.
• Data Is Not Owned By You - Providing your critical data to a third party
doesn’t sound too clever. But that is exactly what you have to do if you are
pondering over moving to the cloud.
What Else Is Moving To Cloud?
• Traditional Banking to Internet Banking
• Traditional Mail to Web Mail
• Traditional Filing to Cloud Storage
• Traditional Shopping to Online Shopping
Cloud Computing is an important stage in the
development of IT systems, comparable with the
emergence of the mainframe, minicomputers,
microprocessors, and the Internet that will lead
your business to success.
Cloud is not perfect yet, and lacks in terms of
security. But at the end productivity always
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• Wikipedia – Cloud Computing
• Gartner Research
• Image Source - Shutterstock