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  2. Software sizing - Wikipedia

    en.wikipedia.org/wiki/Software_Sizing

    The relationship between the size of software and the effort required to produce it is called productivity. For example, if a software engineer has built a small web-based calculator application, we can say that the project effort was 280 man-hours. However, this does not give any information about the size of the software product itself ...

  3. Application lifecycle management - Wikipedia

    en.wikipedia.org/wiki/Application_lifecycle...

    Application lifecycle management (ALM) is the product lifecycle management (governance, development, and maintenance) of computer programs. It encompasses requirements management , software architecture , computer programming , software testing , software maintenance , change management , continuous integration , project management , and ...

  4. Cost estimation in software engineering - Wikipedia

    en.wikipedia.org/wiki/Cost_estimation_in...

    Cost estimation in software engineering is typically concerned with the financial spend on the effort to develop and test the software, this can also include requirements review, maintenance, training, managing and buying extra equipment, servers and software. Many methods have been developed for estimating software costs for a given project.

  5. Application portfolio management - Wikipedia

    en.wikipedia.org/wiki/Application_portfolio...

    IT Application Portfolio Management (APM) is a practice that has emerged in mid to large-size information technology (IT) organizations since the mid-1990s. [1] Application Portfolio Management attempts to use the lessons of financial portfolio management to justify and measure the financial benefits of each application in comparison to the costs of the application's maintenance and operations.

  6. Systems development life cycle - Wikipedia

    en.wikipedia.org/wiki/Systems_development_life_cycle

    A systems development life cycle is composed of distinct work phases that are used by systems engineers and systems developers to deliver information systems.Like anything that is manufactured on an assembly line, an SDLC aims to produce high-quality systems that meet or exceed expectations, based on requirements, by delivering systems within scheduled time frames and cost estimates. [3]

  7. Mobile app development - Wikipedia

    en.wikipedia.org/wiki/Mobile_app_development

    In order to facilitate the development of applications for mobile devices, and the consistency thereof, various approaches have been taken. Most companies that ship a product (e.g. Apple, iPod/iPhone/iPad) provide an official software development kit (SDK). They may also opt to provide some form of Testing and/or Quality Assurance (QA).

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  9. Operating expense - Wikipedia

    en.wikipedia.org/wiki/Operating_expense

    Everything else is a fixed cost, including labour (unless there is a regular and significant chance that workers will not work a full-time week when they report on their first day). In a real estate context, operating expenses include costs associated with the operation and maintenance of an income-producing property. Operating expenses include:

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