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Types of Cloud Computing
Updated on 24th Apr, 23 45 Views

Data is used by businesses in a variety of ways, therefore computing solutions must be able to process and store on-demand business data reliably and effectively.

Let’s take a look at the concepts covered in this post. 

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What is Cloud Computing?

Cloud Computing refers to the method of storing and accessing programs and data online.  It is a byproduct and effect of how simple it is to reach remote computer sites over the Internet. 

You can host an application on the Internet, create your own remote file storage and database system, utilize software on the browser without any installation, and do many other things with the help of Cloud Computing.

Cloud Computing is basically a philosophy and design concept of computing architecture. The basic concept is to separate the Applications, Operating Systems, and Hardware from each other.

In case of any failure or a virus attack, for example in an operating system, instead of shutting down the whole system, the application can just be migrated automatically to another server by using virtualization technology. 

Each physical server can host several virtual servers and each cloud user can have one or more virtual instances to store or host their data on the cloud servers.

An entirely Internet-driven, dynamic, and scalable service-oriented IT infrastructure that can be accessed from anywhere using any web-capable device is the goal of Cloud Computing, which has evolved from earlier concepts like grid and utility computing.

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Why do we need Cloud Computing?

Our digital environment has included Cloud Computing on a major scale. It has completely changed how we handle, access, and store data. Many advantages of Cloud Computing have led to its emergence as a game-changer for both consumers and organizations.

Well first of all, Cloud Computing offers scalability and flexibility, allowing companies to swiftly modify their computer resources in accordance with requirements. 

For businesses with varying demand or demand surges throughout certain seasons, this is very helpful. They can scale up or down as needed without having to worry about the expense, saving them from having to invest in expensive hardware and infrastructure.

Second, Cloud Computing promotes accessibility and collaboration, allowing teams to cooperate more successfully no matter where they are. The ability to access corporate data and resources from any location and on any device makes this especially advantageous for remote workers.

Thirdly, Cloud Computing offers better data security, which is essential in the current digital environment. Cloud service providers have substantially invested in security measures to safeguard data from cyber attacks, which is crucial for companies managing sensitive or private data.

Lastly, Cloud Computing reduces costs by allowing companies to pay as they go for the services they use rather than forcing them to invest in costly hardware and infrastructure. Hence this is the reason why there is a requirement of Cloud Computing

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Different Types of Cloud Computing

Let’s take a quick look at the different types of Cloud Computing and their benefits so that you can make an informed decision when choosing Cloud Computing for your business.

Different Types of Cloud Computing
  • Public Cloud

Public clouds, owned and run by outside parties, provide users with better economies of scale because the infrastructure expenses are shared across a variety of users, offering each customer a desirable low-cost, “pay-as-you-go” model.

With minimal configuration, limited security measures, and availability variations, every client utilizes the same infrastructure pool. 

One benefit of a public cloud is that it could be bigger than the cloud used by an organization, giving it the capacity to extend effortlessly and on demand.

  • Private Cloud

Private clouds are created specifically for a single company. They seek to enhance data security and provide more control, which a public cloud often lacks.

A private cloud can come in two forms:

  • On-premise Private Cloud

Internal clouds, often referred to as on-premise private clouds, are housed within a person’s own data center. 

Although this approach offers limited scalability, it ranks higher in terms of consistent of procedure and protection.

This works well for applications that need total command and configuration flexibility over the infrastructure and security.

  • Externally hosted Private Cloud

Private clouds of this kind are externally hosted by cloud service providers, who enable a private cloud environment with complete privacy guarantees. This works well for businesses that don’t prefer public clouds because of the sharing of physical resources.

  • Hybrid Cloud 

Hybrid clouds are a combination of public and private clouds. With a hybrid cloud, service providers can fully or partially leverage 3rd party cloud providers, increasing computational flexibility. 

Scale that is externally provided and available on demand is possible in a hybrid cloud system. To handle any unanticipated spikes in workload, it is possible to supplement a private cloud with resources from a public cloud.

  • Multi-Cloud

Multi-cloud refers to the practice of using multiple cloud computing platforms from different vendors to meet different computing needs. Rather than relying on a single cloud service provider, organizations can choose to use a combination of public, private, and hybrid clouds to achieve greater flexibility, resilience, and cost efficiency.

Beyond the hybrid cloud, multi-cloud is an evolutionary spiral development of cloud-enabled IT service architecture. 

The demand for highly scalable and dependable applications that can satisfy business objectives but are challenging to accomplish with private-only or hybrid cloud architectures is what motivates multi-cloud development.

If you want to grasp in-depth knowledge, then check out the Cloud Computing Tutorial.

Service Models in Cloud Computing

There are three models that really describe how services are offered to clients by vendors. The multiple levels of abstraction are described by service models, which are part of a service-oriented architecture. 

  • Platform as a Service (PaaS) 

PaaS in Cloud Computing provides all the tools necessary for building apps and services entirely online without the need to download or install any software. 

PaaS services include hosting, designing, and developing applications. Collaboration, online service integration, DB integration, security, scalability, and other services are also provided. 

Users may install software on systems with greater flexibility thanks to PaaS, which also offers scalability, without having to worry about buying gear and software or hiring professionals to handle the hardware and software.

  •  Software as a Service (SaaS) 

SaaS in Cloud Computing involves hosting an application as a service for users who access it online.

It gives us the option to use many operating systems, software programs, and resources without having to install, upgrade, or purchase licenses for them.

  • Infrastructure as Service (IaaS) 

IaaS in Cloud Computing allows customers to build their own virtual clusters on which they can install, maintain, and run software stacks. 

This model offers IaaS users their own virtualized computing resources, network resources, and virtual clusters.

IaaS employs a variety of methods to virtualize physical resources and transform them into logical resources that can be made available to consumers as required.

Application of Cloud Computing

Cloud Computing makes it very easy to share and manage resources, which is why it is one of the most popular fields of computer resources available online. Let’s take a look at some of the areas in which Cloud Computing finds application. 

  • E-Learning
    E-learning, also known as online learning or digital learning, refers to the use of digital technologies and the Internet to deliver educational content and facilitate learning. 
    It provides learners with access to educational resources and materials, including lectures, videos, quizzes, and interactive activities, through a range of digital devices such as computers, tablets, and smartphones.
  • Enterprise Resource Planning (ERP) 
    The use of Cloud Computing in ERP becomes necessary as organizations expand. The cost and complexity of administering applications, human resources, payroll, etc. increases. Service providers can install ERP in cloud to get around this problem.
  • E-Governance
    Cloud Computing can enhance a government’s functionality and implementation of different policies and programs through improved service delivery to its institutions, citizens, and collaboration with other agencies.

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Cloud Computing plays an important role in aiding the growth of organizations. Although there are a variety of cloud deployment models, each one is unique in terms of its scope, functionality and level of security. This is the reason why Cloud Computing is more popular now than ever.

If you have any doubts related to Cloud Computing, do post your queries on Cloud Community.

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