Key Terminologies used in Cloud Computing

Software as a Service (SaaS)

• SaaS comprises software applications to be run on remote computers operated by others providing real-time information with no loss of data.

Platform as a Service (PaaS)

• PaaS is a cloud-based environment that supports building and deploying cloud-based applications, eliminating the need to purchase hardware, software, management, and hosting tools.

Infrastructure as a Service (IaaS)

• IaaS is a business model where businesses provide several computing resources, such as servers, storage, networks, and data centre spaces.

Anything as a Service (XaaS)

• This is a generic term that refers to any cloud-related and enabledservice available through the internet. It can be replicated with SaaS,DaaS, PaaS, and IaaS, etc.

Desktop as a Service (DaaS)

• Desktop-as-a-service (DaaS) is a virtual desktop infrastructure (VDI),where VDI is outsourced and handled by a third-party vendor and isalso sometimes called ‘hosted desktop services’.

Cloud Storage

• A service that allows internet users to save data by transferring it over the internet or another network to a third-party offsite storage system.

Private Cloud

• This is the part of the cloud that is meant for a certain organization for its usage. It gives added security in contrast to the public cloud

Public Cloud

• These are parts of the cloud that are owned and run by companies that provide accessibility of computing resources to the general public.

Hybrid Cloud

• The term hybrid cloud utilizes private cloud infrastructure along with public cloud services that most companies are shifting towards

Cloud Provider

• An organization that offers a cloud-based platform, infrastructure, application, or storage services to other organizations or individuals in exchange for a price.

Vendor Lock-In

• It refers to locking in of a particular cloud vendor and finding it difficult to move from one cloud vendor to another due to lack of standardized protocols, APIs, data structures (schema), and service models.

Vertical Cloud

• An optimizable cloud computing environment to be utilized in a particular industry for specified operations.

Cloudware

• Software that enables creation, deployment, and running applications in the cloud.

Microsoft Azure

• Microsoft cloud services that provide the platform, as a service business model, tending to developers creating cloud applications and services.

Subscription-Based Pricing Model

• A pricing model that lets customers pay a fee to use the SaaS services for a particular period.

Hosted Application

• An internet-based application or software program that runs on aremote server that can be accessed via an internet-connected PC.

OpenStack

• OpenStack is a free, open-source cloud platform that is primarily deployed as an Iaas offering on the cloud.

External Cloud

• Public or private cloud services that are offered by a third-party source, outside one’s company.

Cluster

• It is a chunk of linked computers that work closely together, similar to a single computer, for higher availability and load balancing.

Cloud sourcing

• It is transforming conventional IT services with cloud services.