Platform as a Service in Cloud Computing

Dec 22,2022 by Tarandeep Kaur
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Runtime environment is provided via Platform as a Service (PaaS). It makes it simple for programmers to build, test, use, and deploy web apps. These applications are available for pay-per-use from cloud service providers, and you can utilize an Internet connection to access them. Back-end scalability is handled by the cloud service provider in PaaS, so end users are relieved of the responsibility of maintaining the infrastructure.

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To support the web application life cycle, PaaS consists of infrastructure (servers, storage, and networking) and platform (middleware, development tools, database management systems, business intelligence, and more).


1. Programming Languages

Different programming languages are offered by PaaS providers to developers so they can create applications. Java, PHP, Ruby, Perl, and Go are a few common programming languages that are supported by PaaS companies.

2. Frameworks for applications

Application frameworks are provided by PaaS providers so that application development can be simply understood. The PaaS providers offer a number of well-known application frameworks, including Node.js, Drupal, Joomla, WordPress, Spring, Play, Rack, and Zend.

3. Databases

To connect with the apps, PaaS providers offer a variety of databases, including ClearDB, PostgreSQL, MongoDB, and Redis.

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4. Databases

To connect with the apps, PaaS providers offer a variety of databases, including ClearDB, PostgreSQL, MongoDB, and Redis.

Advantages of PaaS Disadvantages of PaaS
Developers can concentrate on creating and innovating instead of worrying about managing infrastructure thanks to PaaS. Application migration to another PaaS vendor would be problematic since one must write applications in accordance with the platform supplied by the PaaS vendor.
There is no requirement for initial hardware and software investments. To begin creating applications, developers merely need a PC and an internet connection. Corporate data is private, regardless of whether it is important or not, so there may be a privacy risk if it is stored outside of the boundaries of the business.

Some PaaS providers additionally offer pre-built business functionality so that users can avoid starting from scratch and can instead focus solely on their projects.

Some applications might be local while others might be in the cloud. Therefore, there is a potential that complexity would increase if we want to combine local data with cloud data.


How does PaaS function?

In contrast to IaaS or SaaS service models, PaaS solutions are unique to application and software development and often include

  1. Data centers, storage, network hardware, and servers make-up cloud infrastructure.

  2. Operating systems, frameworks, development kits (SDK), libraries, and other types of middleware.

  3. interface for users: a command line interface (CLI), a graphical user interface (GUI), an API interface, and occasionally all three at once.

  4. Typically, Platform as a Service is provided as a safe online platform that developers can access over the internet. This enables them to work on projects from any location and freely collaborate with other team members. Applications are created directly on the PaaS platform and are ready for deployment as soon as they are finished.
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Pros & Cons of the Platform as a Service in Cloud Computing

PaaS Pros & Cons

Basic Difference between IaaS, PaaS, and SaaS

The three primary categories of cloud computing service models are infrastructure as a service (IaaS), platform as a service (PaaS), and software as a service (SaaS). Each type of cloud computing offers businesses and people completely controlled resources via the internet, including hardware, software, virtualization, storage, and apps. Which resources you handle and which are managed for you distinguishes them from one another.

Generally speaking, a cloud computing service that is fully controlled by a third-party cloud service provider is referred to as being “as a service.” One of the most crucial phases on your road to the cloud is determining what you want to manage (and what you don’t).

The service provider is in charge of administering various parts of your computing stack depending on the service type you select:

  • IaaS: The service provider provides you with on-demand access to infrastructure services such as virtualization, networking, storage, and computing. You are responsible for managing the virtual machines, operating systems, middleware, apps, and your data; however, you are not required to maintain or update the infrastructure of your own data center.

  • PaaS: In this model, the service provider maintains and provides all the hardware and software resources required for the creation of an application. The software development platform is not your responsibility to manage or maintain; you are responsible for writing the code and managing all the apps and data. In order to further lessen the operational burden on developers and IT operations teams, PaaS controls more resources higher up the “stack.”

  • SaaS: Through the internet, the service provider distributes and oversees the complete application stack, from the physical infrastructure to the application itself. The supplier is in charge of all updates, bug fixes, and other general maintenance for all components. Connecting to the app is all that is necessary.
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Traditional PaaS versus Modern PaaS

The primary goal of the majority of PaaS offerings is to make development tasks simpler and more efficient, but contemporary PaaS can go much further than a simple collection of practical tools to produce a collection of tightly integrated and complementary applications that concentrate on development capabilities, efficiency orchestration, and automation.

The PaaS market and business model’s future

PaaS has established itself as a competitive and viable cloud platform for creating, executing, and managing applications; the PaaS market is anticipated to expand through 2027. For instance, according to IDC, the cloud and PaaS industry will increase at a compound annual growth rate of 28.8% from 2021 to 2025.

Such expectations are based on the necessity for enterprises to shorten the time it takes for applications to reach the market, simplify them, get rid of local infrastructure, foster cooperation, particularly among remote and dispersed teams, and automate application management activities.


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