What is TDD and FDD in agile?


What is TDD and FDD in agile?

TDD is a design technique for programmers based on unit test first. BDD is a specification technique based on user stories and test scenarios. FDD is a development methodology based on object model, feature list, dynamic feature teams, and milestones.

What is feature driven development methodology?

An Agile methodology for developing software, Feature-Driven Development (FDD) is customer-centric, iterative, and incremental, with the goal of delivering tangible software results often and efficiently. FDD in Agile encourages status reporting at all levels, which helps to track progress and results.

What are the best practices of Feature Driven Development?

Feature-driven development is built on a core set of software engineering best practices aimed at a client-valued feature perspective.

  • Domain Object modelling. ...
  • Developing by Feature. ...
  • Individual Class (Code) Ownership. ...
  • Feature Teams. ...
  • Inspections. ...
  • Configuration Management. ...
  • Regular Builds.

What are the 7 lean principles?

The seven Lean principles are:

  • Eliminate waste.
  • Build quality in.
  • Create knowledge.
  • Defer commitment.
  • Deliver fast.
  • Respect people.
  • Optimize the whole.

What are the 5 lean principles?

According to Womack and Jones, there are five key lean principles: value, value stream, flow, pull, and perfection.

What are the 5 principles of development?

The principles are: 1. Development is Continuous 2. Development is Gradual 3. Development is Sequential 4. Rate of Development Varies Person to Person 5. Development Proceeds from General to Specific 6. Most Traits are Correlated in Development and Others.

Is Kaizen a lean tool?

Kaizen - (改善) - is the Japanese word for "continual improvement ", and a key lean manufacturing tool that improves quality, productivity, safety & culture in the workplace.

What are the three pillars of kaizen?

By making conditions out of standard visible, 5S, standards, and waste elimination are the pillars of kaizen or continuous improvement.

What is Kaizen 5S?

When looking to improve or change processes, the methodology of Kaizen will be much more helpful to managers and employees. ... 5S offers a series of steps a manager or employee can through to organize the space. These are 5 steps all beginning with 'S' and are: sort, straighten, shine, standardize, and sustain.

What are the 5 elements of kaizen?

The Kaizen approach consists of 5 founding elements :

  • teamwork,
  • personal discipline,
  • improved morale,
  • quality circles,
  • suggestions for improvement.

What are the tools of kaizen?

7 Kaizen tools to reduce waste and improve Lean Process

  • Value Stream Mapping, (VSM)
  • Suppliers, Inputs, Process, Outputs & Customers, (SIPOC)
  • Fishbone Diagrammatic Approach.
  • Pareto Analysis.
  • 5S.
  • Target Progress Report.
  • Kaizen Newspaper.

What is Kaizen rule?

Kaizen is the Japanese word for “good change” (Kai = change, Zen = good), and describes the continuous improvement of all corporate functions, at all levels of the hierarchy. Kaizen is a competitive strategy in which all employees work together to create a strong culture of constant improvement.

What are kaizen techniques?

Kaizen is a Lean manufacturing tool that improves quality, productivity, safety, and workplace culture. Kaizen focuses on applying small, daily changes that result in major improvements over time. ... Kaizen (改善) comes from two Japanese words: Kai (improvement) and Zen (good), which translates to “continuous improvement”.

What are the 4 main kaizen principles?

Kaizen Teian: Bottom-Up Improvement

  • Defects: Scrap or products that require rework.
  • Excess processing: Products that must be repaired to satisfy customers needs.
  • Overproduction: When there are more parts in production than customers are purchasing. ...
  • Waiting: A person or process inaction on the manufacturing line.

How do you identify kaizen?

Holding a Kaizen Event:

  1. Day 1: Define your goals for the event. Map and measure the process's current state and identify wastes. ...
  2. Day 2: Consider root causes of wastes and identify possible solutions. ...
  3. Day 3: Implement the improvements.
  4. Day 4: Test the improvements. ...
  5. Day 5: Train employees on new standard work procedures.

What are the seven wastes?

The 7 Wastes of Lean

  • Motion. Motion waste includes those movements (of machine or employee) which are more complicated or difficult than absolutely necessary. ...
  • Inventory. ...
  • Waiting. ...
  • Defects. ...
  • Overproduction. ...
  • Transportation. ...
  • Overprocessing.

What are the 7 types of Muda?

The seven wastes are (1) Transport i.e. excess movement of product, (2) Inventory i.e. stocks of goods and raw materials, (3) Motion i.e. excess movement of machine or people, (4) Waiting, (5) Overproduction, (6) Over-processing, and (7) Defects.

What are the 7 wastes in Six Sigma?

The idea is to cut waste across all resources: time, effort, people, processes, inventory, and production. According to Lean Six Sigma, the 7 Wastes are Inventory, Motion, Over-Processing, Overproduction, Waiting, Transport, and Defects. We'll use the bakery example to demonstrate these wastes in practice.

What is Gemba approach?

Gemba walks denote the action of going to see the actual process, understand the work, ask questions, and learn. It is also known as one fundamental part of Lean management philosophy. ... The objective of Gemba Walk is to understand the value stream and its problems rather than review results or make superficial comments.

What is Jidoka concept?

Jidoka or Autonomation means "intelligent automation" or "humanized automation". In practice, it means that an automated process is sufficiently "aware" of itself so that it will: Detect process malfunctions or product defects.

What are the 8 Wastes?

The 8 wastes of lean manufacturing include:

  • Defects. Defects impact time, money, resources and customer satisfaction. ...
  • Excess Processing. Excess processing is a sign of a poorly designed process. ...
  • Overproduction. ...
  • Waiting. ...
  • Inventory. ...
  • Transportation. ...
  • Motion. ...
  • Non-Utilized Talent.

Why do Gemba Walks?

The Gemba walk is an essential part of the Lean management philosophy. Its initial purpose is to allow managers and leaders to observe the actual work process, engage with employees, gain knowledge about the work process, and explore opportunities for continuous improvement. Let's explore the Gemba walk in detail.

How often should Gemba Walks be done?

Depending on the size of the facility, this may mean doing one walk per day to ensure each of them are visited on a somewhat regular basis. A department supervisor, on the other hand, may only need to do a walk once every week or two since they only need to visit one area.

Is Gemba Walk effective?

A Gemba walk is not an employee performance evaluation. The purpose is to observe, understand, and ultimately improve processes. The walk should never feel punitive and it is not the right time to engage in employee task management.

What is Muda waste?

Muda translates roughly as waste, and refers to the inefficiencies within processes which you can seek to reduce or eliminate entirely. ... In effect, lean declares war on waste – any waste. Waste or muda is anything that does not have value or does not add value. Waste is something the customer will not pay for.

What are 3 types of waste?

5 Types of Waste; Do You Know Them?

  • Liquid waste. Liquid waste refers to all grease, oil, sludges, wash water, waste detergents and dirty water that have been thrown away. ...
  • Solid Waste. Solid waste is any garbage, sludge, and refuse found in industrial and commercial locations. ...
  • Organic Waste. ...
  • Recyclable Waste. ...
  • Hazardous Waste.

How do you prevent Muda?

To avoid unnecessary energy expenditure and money loss businesses should apply lean methodologies to their operations. The best practice to eliminate muda in manufacturing, agile development, retail, or any other industry to plan, test, and review the processes carefully and on a regular basis.

What is Muda Muri Mura?

Toyota has developed its production system around eliminating three enemies of Lean: Muda (waste), Muri (overburden) and Mura (unevenness) (Liker, 2004). Muda is the direct obstacle of flow. ... This means the three enemies of Lean are interrelated and should therefore be taken into account simultaneously.

What are the 3 M's of management?

Quite simply, there are three elements that separate those that succeed from those that fail. They are the 3Ms—measure, manage to measure, and make it easy.

What is the difference between Muda Mura and Muri?

While Muda is the non-value adding actions within your processes; Muri is to overburden or be unreasonable while Mura is unevenness.

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