What is Public Cloud?

Public cloud grants accessibility of systems and various services to general public. Eg: Google, Microsoft, Amazon etc. Advantages and Disadvantages of Public Cloud is as follows;

Advantages

  1. Cost Effective – Public cloud share same resources with large number of consumer. So it is avialable for low cost.
  2. Reliability – Public cloud implements large number of resources from different locations. Therefore when any resource fail, public cloud is able to implement another resource allowing uninterrupted service.
  3. Flexibility – Public cloud can be easily integrate with private cloud, giving consumers a flexible approach.
  4. Location Independent – Public Cloud is delivered through internet, which means anyone can access public cloud regardless the location.
  5. Utility Style Costing – Public cloud is based on pay-per-use model
  6. High Scalability – Public Cloud  can be scaled up or down according the requirement.

Disadvantages 

  1. Low Security – Major disadvantage of Public cloud is security. Since data that is hosted in public cloud is off-site and resources are shared publicly, there is a security and privacy issue.
  2. Less Customizable – It is comparatively less customizable than private cloud.

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