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It is used at the Stage - II in COCOMO -II models and supports estimation in early design stage of project. Base equation used in COCOMO - II models is as follows -. PM nominal = A * (size) B where PM nominal = Effort for the project in person months A = constant representing the nominal productivity where A = 2.5 B = Scale Factor Size = size of the Software
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Basic COCOMO Calculator (Baker) Basic COCOMO Calculator (Kutcher) Basic COCOMO Calculator (Mohamed & Fouani)
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CO nstructive CO st MO del II (COCOMO ® II) is a model that allows one to estimate the cost, effort, and schedule when planning a new software development activity. COCOMO II is the latest major extension to the original COCOMO model published in 1981 (now referred to as COCOMO 81 ).
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COCOMO is the world's most widely used software estimation model. Software project managers use SystemStar to produce estimates of a project's duration, staffing levels, effort, and cost. SystemStar lets you make trade-offs and experiment with "what-if" analyses to arrive at the optimal project plan.
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CO nstructive CO st MO del II (COCOMO ® II) is a model that allows one to estimate the cost, effort, and schedule when planning a new software development activity. COCOMO II is the latest major extension to the original COCOMO model published in 1981 (now referred to as COCOMO 81 ).
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Effort Is the effort from the COCOMO II effort equation SE Is the schedule equation exponent derived from the five Scale Drivers Continuing the example, and substituting the exponent of 0.3179 that is calculated from the scale drivers, yields an estimate of just over a year, and an average staffing of between 3 and 4 people:
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COCOMO II has 17 cost drivers - you assess your project, development environment, and team to set each cost driver. The cost drivers are multiplicative factors that determine the effort required to complete your software project. For example, if your project will develop software that controls an airplane's flight, you would set the Required.
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COCOMO II suggests calibration to the specific organization in order to achieve the most accurate results. It supports two types of calibrations where the most comprehensive calibration has not been made because of the large effort needed to gather project data. As the goal is to develop a meta model that enables software change estimation for.
Table 1 from Optimization of II Effort Estimation using Algorithm Semantic Scholar
The Constructive Cost Model (COCOMO) computation is used to estimate the level of effort needed to produce a given quantity of code. The project should save the results of this COCOMO calculation if needed to support its make or buy decision. Form to submit Constructive Cost Model (COCOMO) calculation.
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COCOMO-II is the revised version of the original Cocomo (Constructive Cost Model) and was developed at the University of Southern California. It is the model that allows one to estimate the cost, effort, and schedule when planning a new software development activity. Sub-Models of COCOMO Model COCOMO Sub-models 1. End User Programming
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COCOMO II - Constructive Cost Model Software Size Sizing Method Software Scale Drivers Maintenance Software Labor Rates Cost per Person-Month (Dollars) Results Software Development (Elaboration and Construction) Effort = 0.0 Person-months Schedule = 0.0 Months Cost = $0 Total Equivalent Size = 0 SLOC Effort Adjustment Factor (EAF) = 1.00
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Basic COCOMO Model. The purpose of this site is to help the end user making an estimate using the COCOMO model (s). The end user will be able to use one (1) of the three (3) models, which is the. In his classic book on "Software Enginnering Econonics," Barry Boehm introduces a hierarchy of software estimation models bearing the name . Boehm's.
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In COCOMO II effort is expressed as Person Months (PM). person month is the amount of time one person spends working on the software development project for one month. This number is exclusive of holidays and vacations but accounts for weekend time off. The number of person months is different from the time it will take the project to complete.
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COCOMO II is really three different models: The Application Composition Model Suitable for projects built with modern GUI-builder tools. Based on new Object Points. The Early Design Model You can use this model to get rough estimates of a project's cost and duration before you've determined it's entire architecture.
Table 2 from The Rosetta Stone Making 81 Estimates Work with II Semantic Scholar
Mike's Basic COCOMO Calculator! Enter the number of estimated lines of code and the calculator will determine how much time and how many people will be needed! Thousands of Lines of Estimated Code. Organic Values Number of Months Needed: Number of People Needed: SemiDetached Values
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COCOMO (COnstructive COst MOdel II) Launch Tool Last Updated : 03/27/2017 A model that facilitates estimation of cost, effort and schedule when planning a new software development activity. Originally established 1981, it includes three sub-models each offering further fidelity, called Applications Composition, Early Design, and Post-Architecture.
