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what is inception phase in unified process model

by Karen Smith Published 2 years ago Updated 1 year ago
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The Inception Phase is the first phase the Unified Process Lifecycle. Its purpose is to establish a shared understanding of the opportunity and the business case for producing a solution before committing to the solution's development.

Full Answer

What is the inception phase of a project?

The Unified Process divides the project into four phases: Inception is the smallest phase in the project, and ideally, it should be quite short. If the Inception Phase is long then it may be an indication of excessive up-front specification, which is contrary to the spirit of the Unified Process.

What are the phases of the Unified Process?

The Unified Process divides the project into four phases: Inception Elaboration (milestone) Construction (release) Transition (final production release)

What is the inception phase in agile development?

What is the inception phase in agile? The inception phase is a unified process of gathering objectives for the project and getting ready for the development phase. The inception phase brings the following benefits:

What is the Unified Process in project management?

The Unified Process is an iterative and incremental development process. The Elaboration, Construction and Transition phases are divided into a series of timeboxed iterations. (The Inception phase may also be divided into iterations for a large project.)

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What is an inception phase?

An “inception phase” is a dedicated period at the beginning of a program that is focused on learning and better understanding the context for implementation. Development professionals across all sectors are increasingly turning to inception phases to conduct and apply learning from the start.

What is inception in UML?

This is the part of the project where the original idea is developed. The amount of work done here is dependent on how formal project planning is done in your organization and the size of the project.

What are the phases of Unified Process model?

Unified Process has 4 phases as shown in the Fig 1. 1) Inception: Requirements capture and analysis 2) Elaboration: System and class-level design 3) Construction: Implementation and testing 4) Transition: ...

What is inception phase in SPM?

Inception Phase – Inception Phase involves establishing goals and gathering the requirements needed for the software development. It involves the cost estimation and identifying the risk factors. In the inception phase, we mainly work on the scope of the project and architecture.

What occurs at the end of inception phase?

With the conclusion of the inception phase, agile EDW team leaders need to turn to their attention to moving their developers expeditiously through the elaboration phase of their company's application release cycle.

What comes after inception?

"Inception" cast members star in "Shutter Island" (2010), "Flatliners" (2017), and "Looper" (2012). Nolan has also impressed viewers and critics with his films "Memento" (2001), "Interstellar" (2014), and "Tenet" (2020).

Which is the final phase of Unified Process model?

The primary goal of the Transition phase is to roll out the fully functional system to customers. During Transition, the project team focuses on correcting defects and modifying the system to correct previously unidentified problems. The major milestone associated with the Transition phase is called Product Release.

What is the difference between inception and elaboration in Ooad?

The inception phase establishes the product feasibility and delimits the project scope. * Elaboration Phase - During the elaboration phase the majority of the Use Cases are specified in detail and the system architecture is designed. This phase focuses on the "Do- Ability" of the project.

What artifacts may start in inception?

2. What Artifacts May Start in Inception? Some sample artifacts are Vision and Business Case, Use-Case Model, Supplementary Specification, Glossary, Risk List & Risk Management Plan, Prototypes and proof-of-concepts etc. 4.

What is the objective of inception?

There are four objectives of the Inception phase that clarify the scope, project objectives, and feasibility of the intended solution [KRO03]: Determine the Vision, the scope of the system, and its boundaries. Identify who is interested in this system and why (see Stakeholders). Identify key system functionality.

What is inception and elaboration?

Inception: defines the scope of the project and develop business case. • Elaboration: Plan project, specify features, and baseline the architecture.

What happens at inception of a project?

Project Inception is a preliminary phase in most projects to explore the reason for starting a project, identify a solution for implementation, define benefits to be gained upon successful completion, estimate time required to do the project, and request for funds necessary for project execution.

What is the difference between inception and elaboration in Ooad?

The inception phase establishes the product feasibility and delimits the project scope. * Elaboration Phase - During the elaboration phase the majority of the Use Cases are specified in detail and the system architecture is designed. This phase focuses on the "Do- Ability" of the project.

What is inception and what artifacts may start in inception?

Inception in one Sentence: Envision the product scope, vision, and business case. 2. What Artifacts May Start in Inception? Some sample artifacts are Vision and Business Case, Use-Case Model, Supplementary Specification, Glossary, Risk List & Risk Management Plan, Prototypes and proof-of-concepts etc.

What is a class diagram UML?

A class diagram is a UML diagram type that describes a system by visualizing the different types of objects within a system and the kinds of static relationships that exist among them. It also illustrates the operations and attributes of the classes.

What is use case model with example?

The Use-case model is defined as a model which is used to show how users interact with the system in order to solve a problem. As such, the use case model defines the user's objective, the interactions between the system and the user, and the system's behavior required to meet these objectives.

What is the Unified Process?

This book is first in a four-volume series that presents a critical review of the Unified Process -- designed to present a more robust software process that addresses your development and production needs. The series provides a balanced perspective of the alternative design methodologies available, proposes a synthesized software process that addresses the scope of your real world, and presents materials from the Software Development magazine that will flesh out each of the UP phases. In this series you get the collective wisdom of industry luminaries such as Karl Wiegers, Jim Highsmith, Ellen Gottessdiener, Lucy Lockwood, Warren Keuffel, Larry Constantine, and myself (Scott Ambler).#N#The Inception phase is the first of six phases -- Inception , Elaboration, Construction , Transition, Production , and Retirement -- that a system experiences throughout its complete lifecycle. This phase has several goals:

What is the first phase of a system?

The Inception phase is the first of six phases -- Inception , Elaboration, Construction , Transition, Production , and Retirement -- that a system experiences throughout its complete lifecycle. This phase has several goals: To describe the initial requirements. To develop and justify the business case for the system.

Why Software Process?

This is in part because of the 80-90% failure of large-scale software projects and because of a growing realization that following a mature software process is a key determinant to the success of a software project. Starting in the mid-1990s Rational Corporation was purchasing and merging with other tool companies, and as they did this they consolidated the processes supported by those tools into a single development process which they named the Unified Process. Is it possible to automate the entire software process? Does Rational have a complete toolset even if it is? We're not so sure. Luckily, other people were defining software processes, the OPEN Consortium's OPEN process for one and my own process patterns of the Object-Oriented Software Process (OOSP) for another, so we have alternate views of how things should work. These alternate views can be used to drive a more robust view of the Unified Process, resulting in an enhanced lifecycle for the EUP that accurately reflects the real-world needs of your organization. We believe that the collected wisdom contained in Software Development over the years can be used to flesh-out the Unified Process, truly unifying the practices in our industry.

Is the unified process a software process?

Because the Unified Process is a development process, not a software process, it inevitably misses or shortchanges some of the concepts that are most important for software professionals . Fortunately, the writers in Software Development have taken a much broader view of process scope and have filled in many of these gaps for us.

What is the main objective of the inception phase?

In this case, the main inception phase objective is to disprove or confirm your business idea. To achieve this, we create technical documentation so that you can build the project's MVP.

What is the end of the inception phase?

At the end of the inception phase, you'll have a well-rounded and in-depth understanding of the project goals, scope, and limitations.

What is the inception phase in agile?

The inception phase is a unified process of gathering objectives for the project and getting ready for the development phase. The inception phase brings the following benefits:

What is inception in software engineering?

When you start a new mobile app project, there is tons of work to be done - selecting the best mobile app development team, shaping the business idea, clarifying requirements, creating technical documentation, and finding the most appropriate tech solutions.

How does a project specification help us?

Agreed project specification, architecture, and tech solutions allow us to describe the project in more detail, prioritize tasks more effectively, and schedule the development phase in a better way

What is the inception phase of software development?

In a nutshell, the inception phase of software development allows us to achieve predictable results in business and technological solutions, reduce risks, decrease project costs, and receive a bigger picture of your project.

Why create a project knowledge base?

Creating a project knowledge base for accessible knowledge transferring to avoid unnecessary development alterations and ensure a quick onboarding time

What is the goal of the inception phase?

The following are typical goals for the Inception phase: Establish. Prepare a preliminary project schedule and cost estimate. Feasibility.

How many phases are there in the unified process?

The Unified Process divides the project into four phases:

What is the most important deliverable of a process?

One of the most important deliverables of the process is the executable architecture baseline which is created during the Elaboration phase. This partial implementation of the system serves to validate the architecture and act as a foundation for remaining development.

What happens after the transition phase?

Refinements also vary in their specification of what happens after the Transition phase. In the Rational Unified Process the Transition phase is typically followed by a new Inception phase. In the Enterprise Unified Process the Transition phase is followed by a Production phase.

What is the construction phase of a project?

Construction is the largest phase of the project. In this phase, the remainder of the system is built on the foundation laid in Elaboration. System features are implemented in a series of short, time-boxed iterations. Each iteration results in an executable release of the software. It is customary to write full-text use cases during the construction phase and each one becomes the start of a new iteration. Common Unified Modeling Language (UML) diagrams used during this phase include activity diagrams, sequence diagrams, collaboration diagrams, State Transition diagrams and interaction overview diagrams . Iterative implementation for the lower risks and easier elements are done. The final Construction phase deliverable is software ready to be deployed in the Transition phase.

What is disciplined Agile delivery?

In 2012 the Disciplined Agile Delivery framework was released, a hybrid framework that adopts and extends strategies from Unified Process, Scrum, XP, and other methods.

What is a rational unified process?

The Rational Unified Process is, similarly, a customizable framework. As a result, it is often impossible to say whether a refinement of the process was derived from UP or from RUP, ...

What is the longest phase of the Unified Process?

Construction — the longest and largest phase within Unified Process. During this phase, the design of the system is finalized and refined and the system is built using the basis created during elaboration phase. The construction phase is divided into multiple iterations, for each iteration to result in an executable release of the system. The final iteration of construction phase releases fully completed system which is to be deployed during transition phase, and

Why is the unified process important?

In addition, the unified process enables the government to more effectively share information when responding to the growing number of advanced cyber threats.

What is process in software engineering?

A process defines a set of partially ordered steps intended to reach a goal . In software engineering the goal is to build a software product or to enhance an existing one. A unified process (UP) [20] is a software development process that uses the UML language to represent models of the software system to be developed. It is iterative, architecture centric, use case driven and risk confronting. It derived primarily from the three market leading methods (Booch, Objectory and OMT) with ideas drawn from many other methods and input from many other parties. Ivar Jacobson, the principal developer of the UP, defines it as: “…a generic process framework that can be specialised for a very large class of software systems, for different application areas, different types of organisations, different competence levels, and different project sizes.” [20]

What is a discipline in a process?

The Unified Process describes work activities as disciplines — a discipline is a set of activities and related artifacts in one subject area (e.g., the activities within requirements analysis).

Why are domain models given so little emphasis in UP?

The fact that the domain models of the current situation are given so little emphasis in UP can be interpreted to mean that these models are either not important enough or are elaborated by people who are outside the actual development project. We consider both interpretations to be dangerous: As we have stated, we find it important that developers acquire a detailed understanding of an application domain. This requires explicit models. However, these models also have to be elaborated in conjunction with the users. This is the only way to encourage the learning process in the author-critic cycles.

Why did the software project fail in 2001?

The alarming reality is that about one-half of the estimated 300,000 software projects in the United States in 2001 will fail due to poor planning, inexperienced project managers, or inept project teams. This section discusses the project management, method and process for building software system especially based on object-oriented components. Our objective here is only to introduce this subject and demonstrate to what extent this aspect is fundamental. This section addresses principally the processes.

Is it correct to assume large many systems architecture?

It can be considered a correct assumption for a large many systems' architecture design. However, in a serious attempt to design and evaluate SA for a large-scale, complex system, it is important that there is a disciplined process that can support the creativity with a more controlled and reflective approach.

What is the inception stage of RUP?from indeed.com

In the inception stage of RUP, you communicate and plan the software concept or idea, evaluating what resources you need for the project and determining if it's viable. You use case modeling to identify the project scope, costs and time required to build it. If there are specific customer needs or requests for the software, you consider how to incorporate them effectively within the design plan.

What is the first phase of a project?from toolshero.com

During the first phase, the basic idea and structure of the project are determined. In this phase, the team meets regularly to determine the project’s necessity, but also its viability and suitability. Viability and suitability also include the expected costs and the means needed to complete the project after the green light has been given.

What is a Rational Unified Process (RUP)?from toolshero.com

Rational Unified Process (RUP) is an agile software development method, in which the life cycle of a project, or the development of software, is divided into four phases. Various activities take place during these phases: modelling, analysis and design, implementation, testing and application.

What are the phases of RUP?from indeed.com

There are five phases of RUP that can help you decrease development costs, wasted resources and total project management time. Here's a detailed explanation of each phase:

What is RUP in software development?from toolshero.com

Stands for "Rational Unified Process." RUP is a software development process from Rational, a division of IBM. It divides the development process into four distinct phases that each involve business modeling, analysis and design, implementation, testing, and deployment. The four phases are: 1 Inception - The idea for the project is stated. The development team determines if the project is worth pursuing and what resources will be needed. 2 Elaboration - The project's architecture and required resources are further evaluated. Developers consider possible applications of the software and costs associated with the development. 3 Construction - The project is developed and completed. The software is designed, written, and tested. 4 Transition - The software is released to the public. Final adjustments or updates are made based on feedback from end users .

What is the elaboration phase of a software project?from indeed.com

During the elaboration phase, you further evaluate the resources and costs needed for the project's full development, creating actionable and executable baseline architecture of the software . This detailed stage aims to diminish cost totals and risk and produce a revised use case model. You compare the software projections against the established milestones and project criteria. If there are discrepancies, you redesign, adjust or cancel the project.

How many workflows are there in RUP?from educba.com

There are 9 workflows of RUP methodology in which 6 are core process, and 3 are supporting the process.

What happens if a project doesn't pass milestone criteria?

Project is checked against the milestone criteria and if it couldn’t pass these criteria then project can be either cancelled or redesigned.

Who proposed RUP?

RUP is proposed by Ivar Jacobson, Grady Bootch, and James Rambaugh. Some characteristics of RUP include use-case driven, Iterative (repetition of the process), and Incremental (increase in value) by nature, delivered online using web technology, can be customized or tailored in modular and electronic form, etc. RUP reduces unexpected development costs and prevents wastage of resources.

Can a project be cancelled if it doesn't pass milestone criteria?

Again, checked against milestone criteria and if it couldn’t pass these criteria then again project can be cancelled or redesigned.

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Overview

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This book is first in a four-volume series thatpresents a critical review of the Unified Process -- designed topresent a more robust software process that addresses yourdevelopment and production needs. The series provides abalanced perspective of the alternative design methodologiesavailable, proposes a synthes…
See more on ambysoft.com

The Augmented Lifecycle For The Enterprise Unified Process

  • Figure 1 depicts the augmented lifecycle of the Enterprise Unified Process(EUP).It extends the traditional Unified Process lifecycle with theaddition of the Production phase, the Operations and Support discipline(formerly called a workflow), and an Enterprise Management discipline. Theseenhancements were made after a comparison of the Unified Processwith several leading …
See more on ambysoft.com

Whysoftware Process?

  • Lately there has been an increased focus on improving thesoftware process within most organizations. This is in partbecause of the 80-90%failure of large-scale software projects and because of agrowing realization that following a mature software process is akey determinant to the success of a software project. Starting inthe mid-1990s Rational Corporation was purchasin…
See more on ambysoft.com

Aboutthis Series

  • This book series is composed of four volumes, one for theInception phase, one for the Elaboration phase, one for the Construction phase, and afourth one for the Transition and Productionphases. Each bookstands on its own, but for a complete picture of the entiresoftware process you need to read all four volumes. Becausearticles are not repeated between volumes you will find that each…
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Who Should Readthis Book?

  • For the most part this book is geared towards seniorobject developers, project managers, information technologyexecutives. Senior object developers will find that processpatterns provide a framework for organizing their work and forincreasing their productivity. Project managers will find thisbook an excellent reference for managing a large-scaledevelopment effort, and informat…
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