Project Management Glossary
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Definitive estimate: a cost estimate that provides an accurate estimate of project costs

Deliverable: a product, such as a report or segment of software code, produced as part of a project

Delphi Technique: an approach used to derive a consensus among a panel of experts, to make predictions about future developments

Dependency: the sequencing of project activities or tasks; also called a relationship

Deputy project managers: people who fill in for project managers in their absence and assist them as needed, similar to the role of a vice president

Design of experiments: a quality technique that helps identify which variables have the most influence on the overall out come of a process

Direct costs: costs that are related to a project and can he traced back in a cost- effective way

Directives: new requirements imposed by management, government, or some external influence

Discount factor: a multiplier for each year based on the discount rate and year

Discount rate: the minimum acceptable rate of return on an investment; also called the required rate of return, hurdle rate, or opportunity cost of capital

Discretionary dependencies: sequencing of project activities or tasks defined by the project team and used with care since they may limit later scheduling

Dummy activities: activities with no duration and no resources used to show a logical relationship between two activities in the arrow diagramming method of project network diagrams

Duration: the actual amount of time worked on an activity plus elapsed time

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