What Is The Difference Between WBS And WBS Dictionary?

How do you create a WBS?

How to Create a WBS: The High-Level ViewDetermine and describe the project statement.Highlight all the necessary phases of the project.Create and list the deliverables (as well as how success will be measured)Divide the deliverables into manageable tasks.More items…•.

What is the difference between the WBS and activities list?

The WBS and Activity lists are two different things. WBS is a breakdown of your scope of work. Activity list is a spreadsheet that includes all the activities in detail. WBS groups several activities that are involved on the activity sheet.

What are the different types of WBS?

The Project Management Institute (PMI) Project Management Book of Knowledge (PMBOK) defines the Work Breakdown Structure as a “deliverable oriented hierarchical decomposition of the work to be executed by the project team.” There are two types of WBS: 1) Deliverable-Based and 2) Phase-Based.

What is in a work breakdown structure?

Work breakdown structure (or WBS) is a hierarchical tree structure that outlines your project and breaks it down into smaller, more manageable portions. In Wrike, you can build a WBS by creating folders and subfolders, and can even go further to divide individual tasks into subtasks.

What is a WBS number?

In a nutshell, work breakdown structure (WBS) codes are outline numbers that you can apply to tasks and edit to match the specific needs of your business. Project automatically provides basic outline numbers for each task, but you can apply your own customized outline scheme to the project at any time.

What is WBS and why is it important?

The WBS makes the deliverables more precise and concrete so that the project team knows exactly what has to be accomplished within each deliverable. This also allows for better estimating of cost, risk, and time because you can work from the smaller tasks back up to the level of the entire project.

What is a WBS document?

A work-breakdown structure (WBS) in project management and systems engineering, is a deliverable-oriented breakdown of a project into smaller components. A work breakdown structure is a key project deliverable that organizes the team’s work into manageable sections.

What is WBS example?

For example, here’s a WBS example for an aircraft system: … Thus, you might have one group responsible for building an aircraft. Within this group, you might have one team focused on building the airframe, another on creating a propulsion system, and so on. It’s common to have three levels of decomposition in the WBS.

What is WBS diagram?

Work Breakdown Structure Diagram It is a hierarchical description of the work that must be done to complete the deliverables of a project. Each descending level in the WBS represents an increasingly detailed description of the project deliverables.

What is the lowest level of a WBS?

work package levelThe work package level is the lowest level of a work breakdown structure (WBS).

What is activity in WBS?

Step 1: Activity Definition involves the identification and definition of those activities that must be accomplished to achieve the objectives of a project or program. The Work Breakdown Structure (WBS) is a logical source for such descriptions.

Does every project need a WBS?

Every project has a WBS, just like they all have schedules and budgets. … A good WBS is important for defining the scope of a project. The WBS is the major input into the creation of the project schedule, budget, and risk plan.

What is WBS and WBS dictionary?

A document that provides detailed information about deliverables, activity and scheduling of each component in the Work Breakdown Structure (WBS). The WBS Dictionary describes each component of the WBS with milestones, deliverables, activities, scope, and sometimes dates, resources, costs, quality.

What is the difference between WBS and OBS?

Work Breakdown Structure (WBS) captures all elements of projects in an organized fashion. … OBS (also known as Organizational Breakdown Structure) is used to define the responsibilities for project management, cost reporting, billing, budgeting and project control.

What are WBS levels?

The WBS contains 100% of all the work in the project. At the top level is the project ultimate goal, the second level contains the project objectives, the third level has the project outputs and the fourth level with activities.

What is cost breakdown structure?

A Cost Breakdown Structure (CBS) is a breakdown or hierarchical representation of the various costs in a project. … It is the planning structure financial controllers use to create budgets and calculate various financial metrics such as: estimate at completion, cost to complete, variances and earned value.

What is the purpose of WBS?

A work breakdown structure (WBS) is a tool that can be used for projects, programs, and even initiatives to understand the work that has to be done to successfully produce a deliverable(s). The benefits of creating a WBS include: it defines and organizes the work required.

What are work packages in a WBS?

A work package is the lowest component in a work breakdown structure (WBS), sometimes called the terminal element of a WBS. You create a work package when you decompose a deliverable into components while creating a work breakdown structure. … Completion of work packages can be dependencies for other work packages.