Cloud computing Definitions

This glossary explains the meaning of key words and phrases that information technology (IT) and business professionals use when discussing cloud computing and related software products. You can find additional definitions by visiting WhatIs.com or using the search box below.

  • M

    Microsoft Azure Functions

    Azure Functions is the serverless computing service hosted on the Microsoft Azure public cloud.

  • Microsoft Azure Machine Learning

    Microsoft Azure Machine Learning is a collection of services and tools intended to help developers train and deploy machine learning models.

  • Microsoft Azure Marketplace

    Microsoft Azure Marketplace is an online store that provides tools and applications that are compatible with the Azure public cloud.

  • Microsoft Azure Security Center

    Microsoft Azure Security Center is a set of tools and services for securing virtual machines that run on the Azure public cloud. With Azure Security Center, an IT team can establish security policies, set up alerts and receive recommendations for addressing potential Azure security threats.

  • Microsoft Azure VM Scale Sets

    A Microsoft Azure VM Scale Set is a group of individual virtual machines (VMs) within the Microsoft Azure public cloud that IT administrators can configure and manage as a single unit. They are best suited for large-scale computing services, such as big data processing.

  • MuleSoft

    MuleSoft is an integration platform provider that connects SaaS and legacy applications both on-premises and in the cloud with its Anypoint Platform.

  • multi-cloud strategy

    A multi-cloud strategy refers to the use of two or more cloud computing services.

  • multi-tenant cloud

    A multi-tenant cloud is a cloud computing architecture that allows customers to share computing resources in a public or private cloud. Each tenant's data is isolated and remains invisible to other tenants.

  • N

    noisy neighbor (cloud computing performance)

    Noisy neighbor is a phrase used to describe a cloud computing infrastructure co-tenant that monopolizes bandwidth, disk I/O, CPU and other resources, and can negatively affect other users' cloud performance.

  • O

    OpenStack

    OpenStack is a collection of open source software modules that provides a framework to create and manage both public cloud and private cloud infrastructure.

  • OpenStack Horizon

    OpenStack Horizon is a web-based graphical interface that cloud administrators and users can access to manage OpenStack compute, storage and networking services.

  • OpenStack Innovation Center

    The OpenStack Innovation Center is a research and development facility dedicated to the open source cloud platform OpenStack. Rackspace and Intel opened the center in September 2015.

  • P

    Platform as a Service (PaaS)

    Platform as a service (PaaS) is a cloud computing model in which a third-party provider delivers hardware and software tools -- usually those needed for application development -- to users over the internet.

  • private cloud (internal cloud or corporate cloud)

    Private cloud is a type of cloud computing that delivers similar advantages to public cloud, including scalability and self-service, but through a proprietary architecture.

  • public cloud

    A public cloud is one based on the standard cloud computing model, in which a service provider makes resources, such as virtual machines (VMs), applications or storage, available to the general public over the internet.

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