IT Operations Definitions

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

  • C

    Containers as a Service (CaaS)

    Containers as a service (CaaS) is a cloud service that allows software developers to upload, organize, run, scale, manage and stop containers by using a provider's API calls or a web portal interface.

  • continual service improvement

    Continual service improvement is a method to identify and execute opportunities to make IT processes and services better, and to objectively measure the effects of these efforts over time.

  • continuous delivery (CD)

    Continuous delivery (CD) is a software release approach in which development teams produce and test code in short cycles, usually with a high degree of automation.

  • continuous deployment

    Continuous deployment is a strategy for software releases wherein any code commit that passes the automated testing phase is automatically released into the production environment, making changes that are visible to the software's users.

  • cook-off test

    A cook-off test is a controlled experiment conducted to determine if or how soon a component, device or system will malfunction because of internally generated heat... (Continued)

  • CoreOS rkt

    CoreOS rkt (pronounced rocket) is a containerization engine to run application workloads in isolation from the underlying infrastructure.

  • D

    Datadog

    Datadog is a monitoring and analytics tool for IT and DevOps teams that can be used to determine performance metrics as well as event monitoring for infrastructure and cloud services.

  • DCML (Data Center Markup Language)

    DCML (Data Center Markup Language), based on Extensible Markup Language (XML), is a data format and model for exchanging information that describes a data center environment.

  • declarative programming

    Declarative programming is a method to abstract away the control flow for logic required for software to perform an action, and instead involves stating what the task or desired outcome is.

  • dependency hell

    Dependency hell is a negative situation that occurs when a software application is not able to access the additional programming it requires in order to work.

  • DevOps

    In its most broad meaning, DevOps is an operational philosophy that promotes better communication between development and operations as more elements of operations become programmable. In its most narrow interpretation, DevOps describes the part of an organization’s information technology (IT) team that creates and maintains infrastructure.

  • DevOps 2.0

    DevOps 2.0 is the extension of DevOps practices through the entire organization, beyond development and IT ops.

  • DevOps as a Service

    DevOps as a Service (DaaS) is a delivery model for a set of tools that facilitates collaboration between an organization's software development team and the operations team. In this delivery model, the DaaS provider collects the disparate tools that cover various aspects of the overall process and connects these tools to work together as one unit.

  • DevOps certification

    DevOps certification is a formalized testing program intended to ensure that applicants have achieved an appropriate level of skills and knowledge for working in the converged areas of software development and IT operations.

  • DevOps engineer

    DevOps engineer is a professional role for information technology (IT) employees who work with development, testing and other aspects of IT to bring new software releases through development, and deploy, test and run the code on production IT infrastructure.

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