Cloud computing in simple
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Cloud computing in simple



My seminar about cloud computing.

My seminar about cloud computing.
in My College.



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    Cloud computing in simple Cloud computing in simple Presentation Transcript

    • Cloud Computing
      Ahmed Al-bishri
    • What is Cloud Computing?
    • What is Cloud Computing?
      Simple definition
      Wikipedia : Cloud computing refers to the :
      provision of computational resources on demand via a computer network.
    • Cloud Computing
      • A way of computing, via the Internet.
      • Shares computer resources instead of using software or storage on a local PC.
      • No need to install documents, software, Operating system.
      • A physical storage center is no longer needed.
      • A way to access Applications hosted on the web through your web browser.
      • Consist of Virtual Platform (OS) , Software and infrastructures.
      • Only need is High-Speed Internet.
    • Key Features
      1- Cost
      • Greatly reduced Cost on purchasing diff kinds of Software , operating system etc.
      • No need to be purchased for one-time or infrequent computing tasks.
      • Pricing of any services is compute on usage-based options
      • Fewer IT skills are required for implementation (in-house) .
      2- Device
      • Location independence enable to access systems using web browser
      • Regardless of their location or device they are using (e.g. PC, mobile).
      • Accessed via the Internet, users can connect from anywhere.
      3- Security
      • Improve due to a specialized company taking care of the data
      • Security is greatly increased when data is distributed over a no. of devices & Area
    • Key Features
      4- Reliability
      • Utilization and efficiency improvements for systems that are often only 10–20% utilized.
      • Suitable for Business continuity and disaster recovery.
      • IT and business managers can at times do little when they are affected.
      5- Maintenance
      • Applications are easier to maintain, since they don't have to be installed on
      each user's computer.
      • Easier to support and to improve since the changes reach the clients instantlyYou will be Up to date.
    • The following sites have been very useful…
    • Type Of Services
    • SaaS
      • It's all On Demand
      • Rich Internet application web sites
      • Office Productivity
      • E.g.: Flickr,, Cisco WebEx office, Gmail, IBM
    • PaaS
      Virtual Development-platform-as-a-service
      App Servicer
      Reduce cost of buying & managing S/w & H/w
      Example : Google App Engine, Microsoft SQL Server Data Services, Engine Yard,’s
    • IaaS
      Backbone of Entire system
      Physical storage space
      Processing capabilities
      Systems Management
      E.g.: Akamai, Amazon EC2, CohesiveFT, Mosso, Joyent Accelerators
    • Deployment Models
    • Benefits
      Utility Pricing
    • Benefits
    • Benefits
      They own the hardware
      They maintain the system
      They train and support users
    • Benefits
      Third-Party Management
      The user provides space, power, and bandwidth.
      And they take care of the rest!
    • Limitations
      Your data is not directly in your hands,
      but in the hands of a third party.
      Total Dependence on the Internet Connection.
      If your cloud Host disappears,
      where does your information go?
    • Cloud Challenges
      Trust, Privacy and Availability
      Performance, Ownership & Cost Savings
      Creation and adoption of new software development processes and training
      Security, Legal and Regulatory issues
    • Thank You
      Q & A