Cloud Deployment Spectrum: On-prem vs IaaS vs CaaS vs PaaS vs FaaS vs SaaS, and what is serverless among these Serverless Architecture. These elements are the fundamental building blocks of cloud computing. Published: 20 Dec 2021 There are three major cloud service models: software as a service ( SaaS ), infrastructure as a service ( IaaS) and platform as a service ( PaaS ). Excel, PowerPoint, Microsoft Teams, Outlook, OneDrive, and more. SaaS: Main Differences. In a nutshell, PaaS gives users all the tools and infrastructure required to build the software that they want. PaaS - Platform as a Service. Animated . IaaS solutions are usually limited to the configurations offered by the provider, resulting in limited customization. In the firstAs-a-service types have risen a lot with SaaS (Software as a service) being the hottest trend that has accounted for the majority of share. Here are a few ways SaaS apps help companies and individuals make money: Salesforce and Hubspot are CRMs that help business owners and sales teams stay engaged with their prospects,. Companies may use all three services or a combination to address their needs. IaaS - SaaS - PaaS 의 차이. SaaS: Main Differences. The main advantage of using IaaS is that it helps users to avoid the cost and complexity of purchasing and managing the physical servers. (Understand SaaS fully in our SaaS vs PaaS vs IaaS explainer. The services that can be offered by a cloud structure are basically three, to which two others can be added: DaaS and HaaS. Following are some famous IaaS, PaaS, and SaaS examples. The basis of PaaS vs IaaS comparison is that PaaS applications are cloud-ready, and IaaS solutions are cloud-native. Platform-as-a-service (PaaS) Platform-as-a-service provides a framework for developers to create their own applications. Search . 4% cloud computing market share in 2021, followed by the fastest-growing cloud service IaaS with 20. The following is a brief comparison of SaaS, PaaS, and IaaS in cloud computing: IaaS vs. The regular cloud giants obviously got PaaS solutions, like AWS Elastic Beanstalk and Google App. PaaS is. The key difference between IaaS and PaaS is that IaaS apps are cloud-native, whereas PaaS solutions are cloud-ready. Together, these cloud computing services cover the majority of an organisation’s IT needs. The platform you have to purchase to get access to Essbase is the Oracle Analytics Cloud (OAC). PaaS IaaS Advantages. Infrastructure as a Service is a self-service solution in which the third-party vendor provides scalable cloud computing infrastructure. 2023 EXCELLENT SERVICE. As the IaaS comprises resources, a firm must build its cloud infrastructure, making it the core cloud computing layer. However, PaaS customers still get to manage data and applications—in contrast to the SaaS model, where customers don’t have to manage. Software as a Service (SaaS) – A model where software is hosted by a service provider and accessed over the internet or network. PaaS deliver its services through the web, much like SaaS. Cloud computing works by using a network of servers to host, store, manage and process data online. IaaS lays the foundation, providing the essential infrastructure components, while PaaS builds upon this foundation by offering an environment for rapid application development and deployment. Paas found in: Cloud computing roadmap public vs private vs hybrid and saas vs paas vs iaas complete deck, Segmentation Of Cloud Security Responsibilities Cloud Data Protection, Paas cloud resources operating system service. Most organizations end up leveraging a mix of IaaS, PaaS, and SaaS for different needs as their cloud strategy evolves. Technical Evangelist @ Microsoft ; 2. Customization: IaaS offers the highest level of customization, allowing users to tailor their infrastructure to their needs. SaaS: SaaS is the best choice if you require something fast and simple with software that doesn't require any customizations or updates. PaaS. Unlike the IaaS model, PaaS providers manage runtime, middleware, and operating systems. Even though the end users of infrastructure as a service generally do not actually see the infrastructure that they buy and use, it does physically exist somewhere. IaaS, PaaS, and SaaS aren’t entirely separate concepts. Infrastructure as a Service (IaaS)Summary. When you consider monetizing IaaS vs PaaS vs SaaS, there are many possibilities. PaaS is great because it allows you to develop your own software while being a part of a team. IaaS, PaaS, and SaaS are all different options for cloud delivery models. 4. 8%. PaaS (Platform as a Service) providers sell access to everything a customer would need to develop an app. DaaS vs SaaS vs PaaS vs IaaS - Cloud computing is available in a wide variety of services and has numerous benefits for any organization. Difference Between SaaS vs. The 3 main types of cloud services: IaaS vs PaaS vs SaaS. Here is a table comparing SaaS, PaaS, and IaaS: Aspect: SaaS: PaaS: IaaS:. PaaS and SaaS virtualize more infrastructure functions and you have fewer components to manage as compared to IaaS. Essential, PaaS gives developers an online platform to create and manage software without worrying about maintaining everything else. Describe Platform as a Service (PaaS). Whichever metaphor you use to describe. However, PaaS customers still get to manage data and applications—in contrast to the SaaS model, where customers don’t have to manage. With IaaS, hosted services can access user-oriented software and hardware while reducing IT costs and boosting security. With IaaS, users have complete control over their. CaaS is often compared to two other XaaS models: Infrastructure as a Service (IaaS) and Platform as a Service (PaaS). IaaS vs PaaS. And the use of hot coloring (red slices) vs. Slide 1 of 6. This slide represents a comparison between IaaS, PaaS, and SaaS by showing the number of services managed by users and cloud service providers as well. They all offer different services, and it’s important to delve deeper into these distinctions. CaaS is good for IaaS situations where developers want to enjoy the convenience of container orchestration as well. e. IaaS, or infrastructure as a service, allows instant access to cloud-hosted physical and virtual. Iaas. SaaS spans a. 3. SaaS, sometimes referred to as on-demand software, is a model where software is licensed on a subscription basis and is centrally hosted. 6% in 2022. Cloud computing has three main cloud service models: IaaS (infrastructure as a service), PaaS (platform as a service), and SaaS (software as a service). SaaS: Software as a Service. IaaS is the underlying foundation and PaaS is the platform that hosts apps. เปรียบเทียบความแตกต่าง IaaS vs. IaaS means a provider manages the infrastructure for you—the actual servers, network, virtualization, and storage—via a cloud. scalability, cost model, disaster recovery) while maintaining a large degree of control. It is important to remember that most businesses using cloud-based platforms use a combination of SaaS and IaaS cloud computing service models, and many engage developers to create applications using PaaS, too. IaaS, PaaS, and SaaS are the three main types of cloud computing and denote the different ways you can use the cloud for your company. Living in the Cloud Stack – Understanding SaaS, PaaS, and IaaS APIs. Besides SaaS, cloud computing offers two other service models, IaaS (infrastructure as a service) and PaaS (platform as a service). SaaS allows customers to pay for their software usage on a per. Platform as a service (PaaS) is a category of cloud computing services that provides a computing platform and a solution stack as a service. XaaS - the common catch-all abbreviation for ‘as a Service’ products - includes a range of different categories including Software (SaaS), Platform (PaaS), Database (DBaaS) and Infrastructure (IaaS). SaaS. This frees up resources for the client team to focus on developing solutions with the tool, rather than having. IaaS stands for Infrastructure as a Service. PaaS is built on top of core infrastructure services. It’s a foundational cloud service that can build or complement platform as a service (PaaS) and SaaS. IaaS vs. Organizations looking to choose between SaaS vs. The trend shows that. The difference between them is the level of abstraction they provide between the user and the infrastructure. IaaS helps build cloud-based technology infrastructure. Where the models differ is in the completeness of the product. شرح طرق تقديم خدمات الحوسبة السحابية باللغة العربيةSaaS, PaaS and IaaS#cloud_Computing#Cloud_Delivery_Modelscloud computingiaaspaassaassoftware as a. Enterprises can rent or lease servers through Infrastructure as a Service (IaaS), a cloud computing service, to use for cloud computing and storage. In this article, we will see the basic features comparisons for SQL Server for various platforms as IaaS, PaaS. Compatibility and integrations. PaaS 모델에서 공급업체는 IaaS와 마찬가지로 모든 물리적 및 가상 핵심 인프라를 제공하고. 0, built on top of cloud computing. IaaS provides access to computing resources such as storage, networking, and servers, allowing users to build and manage their own infrastructure. Some of the advantages of DaaS include. , networks, compute and storage. Hardware. This can cause massive outages—if the SaaS platform is out, so is your application. PaaS: Empowering Developers. In addition to SaaS, other major as-a-Service options can include Infrastructure-as-a-Service (IaaS) and Platform-as-a-Service (PaaS). Notifications 5. PaaS (Platform as a Service) providers sell access to everything a customer would need to develop an app. It's great for smaller start-ups who don't need to invest the time and energy into a full IaaS solution. Software as a service definition states that SaaS is a model of using business applications in the format of internet services. Customization. 5. These computers, servers, and other components are present in a region or geography of the vendor’s choice. IaaS. SaaS. It has fixed routes and combined rides but offers a convenient transportation facility. Software as a Service (SaaS) Software as a Service (SaaS) is a popular business model in which a company delivers cloud-based applications via the internet to its clients. PaaS (Platform as a Service)는 ‘서비스형 플랫폼'을 뜻합니다. In contrast, when you use SaaS software, you pay a third party to use their IT infrastructure. PaaS (Platform as a Service) offerings let companies and developers host, create, and distribute consumer-facing applications. IaaS (Infrastructure as a Service): IaaS products allow organizations to manage their business resources — such as their network, servers, and data storage — on the cloud. It’s all about creating and refining apps with ease. PaaS has more advanced functionality than SaaS, providing middleware and hardware for. IaaS vs. Related: PaaS vs SaaS vs DaaS vs IaaS: What Should You Choose? HaaS vs CaaS. For client companies, one of the most prominent advantages of SaaS is not having to worry about hosting and maintaining any database or server. Migration. Finally, let’s specify the disadvantages of IaaS cloud solutions: IaaS is more expensive than SaaS or PaaS, as you in fact lease hardware infrastructure. With IaaS platforms (like AWS EC2 and Azure VMs), the service provider abstracts away hardware, and enterprises can fully. . For example, PaaS allows developers to create custom applications using an API deployed in the cloud. 3%, followed by PaaS at 19. The differences are based on how much of the computing infrastructure the agency chooses to keep on-premises, and who manages the infrastructure and the applications running. System admins. IaaS vs. A SaaS model provides cloud-based tools and applications to consumers and businesses, whereas a PaaS model allows them to host, manage, and secure their own applications and IaaS allows organizations to manage their business resources like network, server, and data storage. SaaS: Full Comparison. IaaS: Definitions and Differences. Looking at FaaS compared with other types of services puts functions into a context. IaaS, among these three, has the fastest growth rate. PaaS. Similar to owning a car, companies that. While they might seem arcane to the inexperienced,. SaaS Pros, Cons and Use Cases. There are four main types of cloud computing: private clouds, public clouds, hybrid clouds, and multiclouds. Red Hat OpenShift PaaS. PaaS offers a platform to develop and deploy custom applications without having to host them. SaaS is versatile for end-user products and services. DaaS vs SaaS vs PaaS vs IaaS - Cloud computing is available in a wide variety of services and has numerous benefits for any organization. PaaS vs. IaaS = Infrastructure as a Service == Virtual computers with appropriate operating systems that are automatically patched in the cloud, user brings applications and data. - Let the Battle Cloud Battle Begin- SaaS, PaaS, and IaaS. PaaS vs. IaaS is typically used by companies that want to build applications from the ground up. Then comes the IaaS cloud model with 20. Infrastructure-as-a-Service (IaaS) Network-as-a-Service (NaaS) SaaS is defined as any software application delivered and accessed via the cloud in a subscription-based offering. 1. Saas. PaaS is one of three distinct models for providing cloud computing services. Prepare the best presentation using our Iaas Paas Saas presentation templates and Google slides. What to choose?The cloud security architecture model differs depending on the type of cloud service: IaaS (Infrastructure as a Service), PaaS (Platform as a Service), or SaaS (Software as a Service). The “as-a-service” models are typical of the second wave of the Web 2. SaaS vs. A PaaS approach allows you more control over the application and enables your team to pivot as you scale. g. It provides you with a fully managed and hosted database solution that you can access through a web. Download a free PDF of the IBM guide to compare IaaS, PaaS and SaaS. Salesforce. Paas. Table of Contents. These easily confusable abbreviations stand for: Infrastructure as a Service (IaaS) Platform as a Service (PaaS) Software as a Service (SaaS) “As a service” simply means a facility, usually related to IT, computing, or. Sometimes known as a cloud application service, software as a service provides software over the cloud. SaaS is a subset of cloud computing, as it refers to software that is hosted on and made accessible via the cloud. Microsoft Azure: You must have gone through a Microsoft IaaS vs PaaS vs SaaS term. Cloud application services, or Software as a Service (SaaS), represent the largest cloud market and are still growing quickly. IaaS. Kristopher Sandoval. PaaS is the natural evolution of Infrastructure as Service (IaaS). The only difference is SaaS deliver software via the internet and PaaS offers a dedicated platform for the development of software. PaaS. i. FedRAMP is seeing agencies use all three models to address very specific needs,. Platform as a service (PaaS) is a category of cloud computing that provides a platform for developing and deploying applications. However, we predict that PaaS and IaaS will increase their market share in the future as businesses look for more bespoke options. Pros of using SaaS include: Easy to access and use: The main benefit of SaaS products is that organizations can use them as soon as they subscribe because it's the easiest cloud model to set up and run. Search. Jika kamu ingin mulai mengadopsi teknologi cloud, Setidaknya kamu harus memahami tentang model layangan cloud. Many cloud vendors support most open standards across various industry verticals. Iaas Paas found in: Cloud computing roadmap public vs private vs hybrid and saas vs paas vs iaas complete deck, Comparison Between IaaS PaaS And SaaS Models Cloud Computing Service Models, Cloud Pyramid With Iaas Paas And SaaS. クラウドコンピューティングは、現代のテクノロジーとビジネスの世界における魔法の要素の一つです。クラウドは、企業や個人がITリソースを手軽に利用できるようにする革命的な技術です。この魔法の世界のキーワードはSaaS、PaaS、IaaSです。これらの略語は、クラウドサービスの種類を表し. One of the major differences between the two is that they are sold differently. With private cloud, you have a lot more control, as the infrastructure is exclusive to you and is often stored within a data centre or can be in your own offices. Along with platform as a service and software as a service (SaaS), IaaS is one of the three basic types of cloud computing services (PaaS). With IaaS, hosted services can access user-oriented software and hardware while reducing IT costs and boosting security. Search. Low: High: High: PaaS:Infrastructure-as-a-service (IaaS), platform-as-a-service (PaaS), and software-as-a-service (SaaS) are the three main categories of cloud computing models. IaaS. To make up for lost time, healthcare payers needed a quick solution with widespread adaptation and flexibility. It includes all the services in a cloud that customers can order over the Internet. IaaS is particularly useful because it delivers computing resources to. Being cloud-ready means that the application can run anywhere on any platform, is highly scalable, and loosely coupled. Finally, Hardware-as-a-Service is sometimes confused with Communications-as-a-Service. Indeed, these models' basic premise is to offer a solution to the final customer without having to host it on-premise, with complex implementations and large overhead. There are three main models for cloud computing. on-premise comparison. These are Software as a Service (SaaS), Platform as a Service (PaaS) and Infrastructure as Service (IaaS). With the help of IaaS (Infrastructure as a Service) offerings, businesses may manage their network, servers, and data storage on the cloud. Contents: Introduction to Cloud Service Models; Infrastructure as a Service (IaaS) Platform as a Service (PaaS) Software as a Service (SaaS) Key Differences. In recent years, Cloud Computing has given a 180º turn to the management of resources in the field of computing, both for users and companies. Creators and developers mainly use the PaaS cloud model. This model is typically used for business applications like Salesforce and. IaaS: Tailored Infrastructure Solutions. PaaS vs. If you have more general cloud vs. PaaS vs SaaS. These elements are the fundamental building blocks of cloud computing. IaaS can help organizations find efficiencies with hardware and facilities costs, but PaaS can further reduce administrative overhead and expand usage to less technical customers. ; IaaS stands for Infrastructure as a Service which enables you to get the. Watch Now! a Service: The basics. 5. These elements are the fundamental building blocks of cloud computing. The major difference between SaaS vs PaaS vs IaaS examples are the way of data management and maintenance: SaaS: No need for software or hardware, so you do not have to worry about data management or maintenance. Contrary to SaaS and PaaS, IaaS companies are responsible for the management of various aspects such as runtime, applications, OSes, data,. Software as a Service works through a cloud delivery model. Infrastructure as a service refers to cloud system infrastructure services that can be rented from a service provider, such as servers, storage, and networking. The three modules evolve around cloud service providers who offer their products and services on the Internet. SaaS= you use the software (email, MMORPG), but you don’t maintain or develop the stuff you use, that’s all done by the company providing the service. Examples of SaaS, PaaS, and IaaS. IaaS vs PaaS vs SaaS. See examples of each service model and how they can be used for various applications and scenarios. IaaS. However, PaaS customers still get to manage data and applications—in contrast to the SaaS model, where customers don’t have to manage. Infrastructure as a service (IaaS) Software as a service (SaaS) Platform as a service (PaaS) Infrastructure as a service can be a game changer, as it promises on-demand access to computing resources. PaaS vs. Examples of SaaS software include: Dropbox; HubSpot; Salesforce; Slack; IaaS vs PaaS vs SaaS: compare and contrastLot's of smaller SaaS companies use Heroku - including ones running feature-rich high traffic apps. Cloud platform services, also known as Platform as a Service (PaaS), provide cloud components to certain software while being used mainly for creating applications. IaaS vs PaaS vs FaaS The type of cloud service largely depends on the levels of responsibility and control that you want to have over your IT infrastructure. Cloud computing DebrajKarmakar. Choosing a cloud type or cloud service is a unique decision. SaaS and PaaS models are designed to be easily scalable, as providers can quickly add or remove resources as needed. Typically accessed by users using a thin. Search. PaaS vs. IaaS: infrastructure as a service. The emergence of the computer networks and the Internet allowed the creation of several different computing paradigms. A PaaS solution may support only specific approaches to application development. 업체에 상관없이 거의 동일한 개념으로 사용되고 있죠. Let the Battle Cloud Battle Begin- SaaS, PaaS, and IaaS. Platform as a Service Explained. PaaS is situated higher than IaaS in the cloud computing pyramid. 때문에 이처럼 다양한 유형의 클라우드 서비스를 이해하는 것은 이 기술을 최대한 활용하는 데. SaaS, PaaS and IaaS present three modern but different ways to describe how you can use the cloud for your business. The user does not buy the SaaS application, but rents it – pays a certain amount per certain period to use it. Notifications 5. IaaS is ideal if you want the benefits of the cloud (e. In a nutshell, SaaS offers convenience. SaaS vs. Here are the 3 most common use case scenarios where the PaaS model shines the brightest: 1. PaaS is usually a better choice for speed and cost for startups. They each have their own pros and cons, and the difference between them is the level of abstraction they offer the end-user. IaaS provides the most basic requirements for hardware—like servers, memory, and computational resources for an application. PaaS vs. Iaas: Infrastructure As A Service. PaaS offers a platform for developing, running, and managing applications, including operating systems, databases, and middleware. The software or application needed has to be downloaded in SAAS, whereas in PAAS, the application is built by the user. The three most favored cloud service offerings are IaaS, PaaS, and SaaS. . Larger companies may prefer to retain complete control over their applications andRoidz18 • 1 yr. IaaS (Infrastructure as a Service): IaaS products allow organizations to manage their business resources — such as their network, servers, and data storage — on the cloud. We often refer to iCloud as cloud, Gmail as cloud, and AWS as cloud. IaaS vs. In such models, the operating infrastructure is not in sight of the developers and users. IaaS can help organizations find efficiencies with hardware and facilities costs, but PaaS can further reduce administrative overhead and expand usage to less technical customers. Software as a Service (SaaS) Finally, the last model on the image is SaaS, or Software as a Service. IaaS vs. Comparison and Contrast of IaaS, PaaS and SaaS. PaaS platforms typically offer everything you need to. SlideTeam has published a new blog titled "Os 25 principais modelos de PowerPoint de verão para comemorar a melhor estação do ano". Excel, PowerPoint, Microsoft Teams, Outlook, OneDrive, and more. It allows you to build custom applications entirely online. This cost-effective cloud computing model enables businesses to utilize a development, testing, and deployment environment all through the internet. But for achieving maximum efficiency from the cloud, the choice of the right cloud service level is the essential part. Platform as a service, or PaaS, is a category of cloud computing that allows developers to use deployment platforms to build, deploy, and scale their applications. Platform as a Service (PaaS): PaaS provides the combination of both, infrastructure and application. PaaS examples include Microsoft Azure, Heroku, and AWS Elastic Beanstalk. Cloud providers also offer. Before we continue discussing PaaS in more detail, let’s first establish what is the difference between the three most well-known cloud service offerings – SaaS, PaaS, and IaaS. I came across a great analogy that conceptually synthesized the differences between SaaS, PaaS, and IaaS. what the software actually does. It is important to remember that most businesses using cloud-based platforms use a combination of SaaS and IaaS cloud computing service models, and many engage developers to create applications using PaaS, too. Search . SaaS is a subset of cloud computing. cool coloring, and number of layers highlighted per model, were all intended to visually call out, and illustrate the scale in differences (e. PaaS, therefore, has less control on your end but gives you more flexibility than IaaS. Easy to automate deployment of storage, networking, servers, and processing power. Opting for platform as a service (PaaS) or software as a service (SaaS) over infrastructure as a service (IaaS) can be more economical. Cloud Computing Roadmap Public Vs Private Vs Hybrid And SaaS Vs PaaS Vs IaaS Complete Deck - Download as a PDF or view online for free As a Service: The basics. SaaS is one of the cloud service models along with IaaS (Infrastructure as a Service) and PaaS (Platform as a Service). IaaS solutions are usually limited to the configurations offered by the provider, resulting in limited customization. PaaS vs. 2. Here, we will dive into the three main types of cloud computing- How they work, key features, advantages, and challenges. When it comes to financial restrictions, SaaS is the most cost-effective alternative because the customer just pays for the software's use. IaaS: Best for projects that need a high level of control over resources, and you’re willing to shoulder the complexity and cost that comes with it. PaaS: When multiple developers need to work on a single project, PaaS is. PaaS (Platform as a Service) providers sell access to everything a customer would need to develop an app. While IaaS offers the most flexibility out of the three, it also requires the most upkeep, maintenance, and security by the client. IaaS vs. 13 hours ago. On Premises Youscale,makeresilientandmanage Infrastructure (as a Service) Managedbyvendor Youscale,make resilient&manage Platform (as a Service) Scale,resilienceand managementbyvendor Youmanage Hosting models Software (as a Service) Business model Applications Scale. Technical Evangelist @ Microsoft ; 2. g. Platform as a Service (PaaS), on the other hand, is like a bustling marketplace offering the studio and various tools and materials, making the entire app-making journey smoother. Learn the. SaaS. ; PaaS: Ideal for developers who want to build applications without worrying about the underlying infrastructure but wish to maintain some level of control. IaaS and PaaS vs SaaS. Unlike the IaaS model, PaaS providers manage runtime, middleware, and operating systems. 5. Unlike the IaaS model, PaaS providers manage runtime, middleware, and operating systems. 7%. SaaS vs IaaS vs PaaS. ; SaaS stands for Software as a Service is devoid of platform infrastructure software that can be used without direct purchase. PaaS vs. offers all back-end services that cover the. Salesforce. Network architects or. Platform as a Service, or PaaS, is a type of cloud computing growing in popularity. g. CaaS is good for IaaS situations where developers want to enjoy the convenience of container orchestration as well. 9%, and PaaS with 18. IaaS vs. Each model represents a different part of the cloud computing stack. Through PaaS, businesses, and software developers can build, deploy, and manage consumer-facing apps. SaaS, Software as a Service. Infrastructure as a service. As you move to the right in the above illustration, you abstract away more of the underlying infrastructure stack. Serverless Architecture is an approach to designing applications and services that eliminates the need to provision and manage underlying server infrastructure. Abusiness can utilize. IaaS, PaaS, and SaaS are essentially the three main pillars of cloud computing. Search. IaaS: Infrastructure as a Service. IaaS vs. Management and Maintenance IaaS requires businesses to manage and maintain their own IT infrastructure. Cloud 101: IaaS vs PaaS vs SaaSPaaS (platform as a service)—not to be confused with SaaS (software as a service)—is a set of cloud services used to build and manage modern applications and data either on-premises or in the cloud. Simply put, IaaS provides the. With IaaS, users have the freedom to spin up any number of resources like virtual servers. Before migrating IT workloads to a cloud service, carefully evaluate vendor lock-in concerns specific to the vendor and the contractual obligations. PaaS – The Difference. SaaS. PaaS vs. Serverless vs. SaaS vs. Microsoft Azure, Heroku, and AWS Elastic Beanstalk are all examples of PaaS platforms. While PaaS enables you to create unique applications without hosting them on-premises, IaaS gives you more control over your operating systems. The National Institute of Standards and Technology (NIST) recognizes three standard cloud computing models of as-a-service: Infrastructure-as-a-Service (IaaS), Platform-as-a-Service (PaaS), and Software-as-a-Service (SaaS). Make modifications in the font color, font size, and font style of the slide as it is entirely customizable. IaaS vs. With the PaaS model, you can easily migrate to a hybrid cloud model. SaaS vs.