Write a short description of several laaS, PaaS, and SaaS examples including the

Question

Write a short description of several laaS, PaaS, and SaaS examples including their url, characteristics, capabilities and services they provide. In one case from each group, explain in more detail about the cloud services, architecture, virtual environment, usage, etc. laaS examples PaaS examples SaaS examples . Amazon Elastic * Google App Engine . Google Apps » Salesforce.com Compute Windows Azure Platform Cloud (EC2) * RackSpace GoGrid . Eucalyptus Joyent . Terremark » Force.com . RightScale . Heroku . Github * Gigaspaces · AppScale . OpenStack » Longlump Facebook Zoho Dropbox Taleo Microsoft Office 365 OpSource . Savvis » Linkedin » Slideshare Nimbula CareCloud . Enamolv

Explanation / Answer

Theses Are Cloud-Based Services Which Are provided by the different service providers.

1.IAAS 2.PAAS and SAAS

1.IAAS:-IAAS stands for infrastructure As a service.In IAAS The IAAS delivers the Cloud Computing Infrastructure To the organizers like Servers, network, operating system and storage.theses all services are provided by the venders throgh virtualization technology.These all services are provided to the customers with the help of API.and customers having full control over it.The IAAS provides all these technologies and control over it whether the traditional data centers provide with physically.The IAAS users can access there all storage and operate systems through virtualization.

Characteristics of IAAS:-

1.Resources are available as a service at any time.2.The provided resources are highly scalable and available.3.The services provided by the IAAS providers are highly scalable and the cost depends on how much you use.4.The resources Are dynamic and flexible.5.These typically include multiple users on a single piece of hardware.6.it provides dynamic scaling and flexibility.7.The data present in the cloud so there is less risk of data failure.

Capabilities of IAAS:-

1.The IAAS is flexible Cloud computing model provided by the providers.2.The customer can run anything they want to run on VM.3.allowed user a full control over the VM.4.The resources can be purchased as needed.5.The hardware can be purchased in VM as needed.So these all are capabilities of IAAS.

Services provided by The IAAS:-

1.iaas provides the infrastructure as service.like networks, storage, and operating systems.2.using IAAS users have full control over the service provide by the vendors.3.the resources provided by the IAAS vendors are can be purchased as it needed.

2.Platform as a service:-PAAS stands for the platform as a service.The cloud component The vendors provides some software as a service to the developers.so that the developers an develop the customized applications.PAAS also provides the framework to the developers on that they work and develop applications.This type of platform is required for the developers because developers can develop their software without any limitation and with not worry about the operating system.all the networks, servers and storages are managed by the third party vendors developers has no need to worry about it.

Characteristics of PAAS:-

1.Many users or customers can access the same software at a time.2.The PAAS provides the variety of services to their users like developing, testing and deploying the application.3.The resources are available and are scalable.4.The availability of PAAS is high.5.it also provides broad network and high elasticity.and service provided by the vendors are in demand.

Capabilities of PAAS:-

1.The PAAS is highly scalable and highly available.2.it given the ability to the developers that they can build customized applications and they don't have any a headache about operating systems and other things.3.the time taken to develop the application is reduced because PAAS reduces the coding time.4.also easy to migrate to the hybrid cloud.5.it also automates the business policy.

Services provided By PAAS:-

1.IT provides platform as a service so high availability of resources.and given full control over the application.2.many services are provided by the PAAS are reduces the developers time for coding.3.like they supply some tools and services that help the developers to develop customized software.

Last and Third One 3.SAAS:-

1.The SAAS stands for software as a service 2.It is also cloud-based application provided as a service3.this is the very popular option in the cloud.the saas uses the internet to deliver the software and other application to their users.and all these are managed by the third party vendors.The saas applications can run on the browser directly.so there is no need to download and install the software and applications.

characteristics of SAAS:-

1.All the saas services are managed to form the central location.2.and all the services are hosted on the remote 3. The services are accessible over the internet and highly available.4.here users are not responsible for the updates and the download of the new updates and all.5.SAAS provides high security to their users and is also highly scalable and maintainable.

CAPABILITIES OF SAAS:-

1.Lowest cost SAAS is subscription based and no upfront license, so their cost reduces.we can pay for what we use.2.easy upgrades The saas providers dealing with all the updates and download customer are not responsible.3.all we need to use, is are accessible over the internet only.4.we can use all these services from anywhere and from any device.5also saas provides many subscription options to the users so no need to purchase the licence.

Services Provided by SAAS:-

1.The services provided by SAAS are highly scalable and high availability.2.It provides easy to use service no need of license 3.you have to pay what you are using.4.all the services are highly secured and with low cost.

So these are the some important points about IAAS, PAAS and SAAS. if You have any daubt comment it ok Thanks

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