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What is Cloud Computing?

WHAT IS CLOUD COMPUTING?

 

 

  • Cloud Computing is a general term used to describe a new class of network based computing that takes place over the Internet.
  • Cloud computing is a synonym for distributed computing over a network and means the ability to run a program on many connected computers at the same time.
  • These platforms hide the complexity and details of the underlying

infrastructure from users and applications by providing very

  • Simple graphical interface or Applications.
  • Cloud Computing is the result of evolution and adoption of existing
  • Technologies and paradigms.

 

TYPES OF CLOUD COMPUTING- 

  1. Public Cloud Accessed by any subscriber with an internet connection and access to the cloud space.
  2. Private Cloud – A private cloud is established for a specific group or organization. 

 

  1. Community Cloud – Shared among two or more organizations that have similar cloud requirements.
  1. Hybrid Cloud – A hybrid cloud is essentially a combination of at least two clouds.

CHOOSING A CLOUD PROVIDER- 

  1. Software as a Service –A SaaS provider gives subscribers access to both resources and applications.
  2. Examples of SaaS include: Google Apps, Casengo, TradeCard, Salesforce etc.
  3. Platform as a Service -A PaaS provider gives subscribers access to the components
  4. Examples of PaaS include: Cloud Foundry, Force.com, Engine Yard, Mendix, and Google App Engine etc.
  5. Infrastructure as a Service–It deals with primarily with computational infrastructure.
  6. Examples of IaaS include: Google Compute Engine, HP Cloud, and ReadySpace etc.

WHY CLOUD COMPUTING:

ADVANTAGES OF CLOUD COMPUTING: 

  • Lower computer costs:

You do not need a high-powered and high-priced computer to run cloud computing’s web-based applications.

  • Improved performance:

With few large programs hogging your computer’s memory, you will see better performance from your PC.

  • Reduced software costs:

Instead of purchasing expensive software applications, you can get most of what you need most cloud computing applications today, such as the Google Docs suite.

DISADVANTAGES:

  • Requires a constant Internet connection
  • Does not work well with low-speed connections
  • Stored data might not be secure
  • Stored data can be lost

 

Awadhesh Kumar

Jain Software Developers