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Terms in this set (98)
Adjusting Leads and Lags
A technique used to find ways to bring project activities that are behind into alignment with plan during project execution.
A group creativity technique that allows large numbers or ideas to be classified into groups for review and analysis
A technique used to evaluate identified options in order to select which options or approaches to use to execute and perform the work of the project.
A technique for estimating the duration or cost of an activity or a project using historical data from a similar activity or project.
Applying Leads and Lags
A technique that is used to adjust the amount of time between the predecessor and successor activities.
Applying Leads and Lags
A technique that is used to adjust the amount of time between the predecessor and successor activities.
An activity where effort is allotted proportionally across certain discrete efforts and not divisible into discrete efforts. [Note: Apportioned effort is one of three earned value management (EVM) types of activities used to measure work performance.]
A critical path method technique for calculating the late start and late finish dates by working backward through the schedule model from the project end date.
A graphic display of schedule-related information. In the typical bar chart, schedule activities or work breakdown structure components are listed down the left side of the chart, dates are shown across the top, and activity durations are shown as date-placed horizontal bars.
The process of monitoring the status of project activities to update project progress and manage changes to the schedule baseline to achieve the plan.
Critical Chain Method
A schedule method that allows the project team to place buffers on any project schedule path to account for limited resources and project uncertainties.
The sequence of activities that represents the longest path through a project, which determines the shortest possible duration.
Critical Path Activity
Any activity on the critical path in a project schedule.
Critical Path Method
A method used to estimate the minimum project duration and determine the amount of scheduling flexibility on the logical network paths within the schedule model.
The process of identifying and documenting the specific actions to be performed to produce the project deliverables.
A technique used to identify the type of dependency that is used to create the logical relationships between predecessor and successor activities.
Develop Project Charter
The process of developing a document that formally authorizes the existence of a project and provides the project manager with the authority to apply organizational resources to project activities.
Develop Project Management Plan
The process of defining, preparing, and coordinating all subsidiary plans and integrating them into a comprehensive project management plan.
The process of analyzing activity sequences, durations, resource requirements, and schedule constraints to create the project schedule model.
A relationship that is established based on knowledge of best practices within a particular application area or an aspect of the project where a specific sequence is desired.
Duration (DU or DUR)
The total number of work periods (not including holidays or other nonworking periods)required to complete a schedule activity or work breakdown structure component. Usually expressed as work days or work weeks. Sometimes incorrectly equated with elapsed time. Contrast with effort.
Early Finish Date (EF)
In the critical path method, the earliest possible point in time when the uncompleted portions of a schedule activity can finish based on the schedule network logic, the data date, and any schedule constraints.
Early Start Date (ES)
In the critical path method, the earliest possible point in time when the uncompleted portions of a schedule activity can start based on the schedule network logic, the data date, and any schedule constraints.
The number of labor units required to complete a schedule activity or work breakdown structure component,often expressed in hours, days, or weeks.
A quantitative assessment of the likely amount or outcome. Usually applied to project costs, resources,effort, and durations and is usually preceded by a modifier (i.e. preliminary, conceptual, feasibility, order-of magnitude,definitive). It should always include some indication of accuracy (e.g. x percent). See also budget and cost.
Estimate Activity Durations
The process of estimating the number of work periods needed to complete individual activities with estimated resources.
Estimate Activity Resources
The process of estimating the type and quantities of material, human resources,equipment, or supplies required to perform each activity.
A relationship between project activities and non-project activities.
A schedule compression technique in which activities or phases normally done in sequence are performed in parallel for at least a portion of their duration.
A point in time associated with a schedule activity's completion. Usually qualified by one of the following: actual, planned, estimated, scheduled, early, late, baseline, target, or current.
A logical relationship in which a successor activity cannot finish until a predecessor activity has finished.
A logical relationship in which a successor activity cannot start until a predecessor activity has finished.
Also called slack. See total float and free float.
A critical path method technique for calculating the early start and early finish dates by working forward through the schedule model from the project start date or a given point in time.
The amount of time that a schedule activity can be delayed without delaying the early start date of any successor or violating a schedule constraint.
A bar chart of schedule information where activities are listed on the vertical axis, dates are shown on the horizontal axis, and activity durations are shown as horizontal bars placed according to start and finish dates.
See summary activity.
See mandatory dependency.
A fixed date imposed on a schedule activity or schedule milestone, usually in the form of a"start no earlier than" and "finish no later than" date.
The amount of time whereby a successor activity is required to be delayed with respect to a predecessor activity.
Late Finish Date (LF)
In the critical path method, the latest possible point in time when the uncompleted portions of a schedule activity can finish based on the schedule network logic, the project completion date, and any schedule constraints.
Late Start Date (LS)
In the critical path method, the latest possible point in time when the uncompleted portions of a schedule activity can start based on the schedule network logic, the project completion date, and any schedule constraints.
The amount of time whereby a successor activity can be advanced with respect to a predecessor activity.
Level of Effort (LOE)
An activity that does not produce definitive end products and is measured by the passage of time. [Note: Level of effort is one of three earned valued management (EVM) types of activities used to measure work performance.
A dependency between two activities, or between an activity and a milestone.
A relationship that is contractually required or inherent in the nature of the work.
A summary-level project schedule that identifies the major deliverables and work breakdown structure components and key schedule milestones. See also milestone schedule.
A significant point or event in a project, program, or portfolio.
A list identifying all project milestones and normally indicates whether the milestone is mandatory or optional.
A summary-level schedule that identifies the major schedule milestones. See also master schedule.
Most Likely Duration
An estimate of the most probable activity duration that takes into account all of the known variables that could affect performance.
A schedule activity that has low total float. The concept of near-critical is equally applicable to a schedule activity or schedule network path. The limit below which total float is considered near critical is subject to expert judgment and varies from project to project.
The collection of schedule activity dependencies that makes up a project schedule network diagram.
Any continuous series of schedule activities connected with logical relationships in a project schedule network diagram.
One of the defining points of a schedule network; a junction point joined to some or all of the other dependency lines.
An estimate of the shortest activity duration that takes into account all of the known variables that could affect performance.
An estimating technique in which an algorithm is used to calculate cost or duration based on historical data and project parameters.
A relationship in which a schedule activity has more than one predecessor.
A relationship in which a schedule activity has more than one successor.
Estimate of the longest activity duration that takes into account all of the known variables that could affect performance.
Plan Schedule Management
The process of establishing the policies, procedures, and documentation for planning, developing, managing, executing, and controlling the project schedule.
Precedence Diagramming Method (PDM)
A technique used for constructing a schedule model in which activities are represented by nodes and are graphically linked by one or more logical relationships to show the sequence in which the activities are to be performed.
The term used in the precedence diagramming method for a logical relationship. In current usage, however, precedence relationship, logical relationship, and dependency are widely used interchangeably,regardless of the diagramming method used. See also logical relationship.
An activity that logically comes before a dependent activity in a schedule.
Program Evaluation and Review Technique (PERT )
A technique for estimating that applies a weighted average of optimistic, pessimistic, and most likely estimates when there is uncertainty with the individual activity estimates.
A calendar that identifies working days and shifts that are available for scheduled activities.
An output of a schedule model that presents linked activities with planned dates, durations,milestones, and resources.
Project Schedule Network Diagram
A graphical representation of the logical relationships among the project schedule activities.
Project Time Management
Project Time Management includes the processes required to manage the timely completion of the project.
Skilled human resources (specific disciplines either individually or in crews or teams), equipment,services, supplies, commodities, material, budgets, or funds.
A bar chart showing the amount of time that a resource is scheduled to work over a series of time periods. Resource availability may be depicted as a line for comparison purposes. Contrasting bars may show actual amounts of resources used as the project progresses.
A technique in which start and finish dates are adjusted based on resource constraints with the goal of balancing demand for resources with the available supply.
Resource Breakdown Structure
A hierarchical representation of resources by category and type.
Resource Optimization Techniques
A technique that is used to adjust the start and finish dates of activities that adjust planned resource use to be equal to or less than resource availability.
A technique which adjusts the activities of a schedule model such that the requirement for resources on the project do not exceed certain predefined resource limits.
See project schedule and see also schedule model.
The approved version of a schedule model that can be changed only through formal change control procedures and is used as a basis for comparison to actual results.
Techniques used to shorten the schedule duration without reducing the project scope.
The collection of information for describing and controlling the schedule.
Estimates or predictions of conditions and events in the project's future based on information and knowledge available at the time the schedule is calculated.
Schedule Management Plan
A component of the project management plan that establishes the criteria and the activities for developing, monitoring, and controlling the schedule.
A representation of the plan for executing the project's activities including durations,dependencies, and other planning information, used to produce a project schedule along with other scheduling artifacts.
Schedule Network Analysis
The technique of identifying early and late start dates, as well as early and late finish dates, for the uncompleted portions of project schedule activities. See also backward pass, critical path method,critical chain method, and resource leveling.
Schedule Network Templates
A set of activities and relationships that have been established that can be used repeatedly for a particular application area or an aspect of the project where a prescribed sequence is desired.
Schedule Performance Index (SPI)
A measure of schedule efficiency expressed as the ratio of earned value to planned value.
Schedule Variance (SV)
A measure of schedule performance expressed as the difference between the earned value and the planned value.
A tool that provides schedule component names, definitions, structural relationships, and formats that support the application of a scheduling method.
A point in time associated with a schedule activity's start, usually qualified by one of the following:actual, planned, estimated, scheduled, early, late, target, baseline, or current.
A logical relationship in which a successor activity cannot finish until a predecessor activity has started.
A logical relationship in which a successor activity cannot start until a predecessor activity has started.
A subdivision (fragment) of a project schedule network diagram, usually representing a subprojector a work package. Often used to illustrate or study some potential or proposed schedule condition, such as changes in preferential schedule logic or project scope.
A dependent activity that logically comes after another activity in a schedule.
A group of related schedule activities aggregated and displayed as a single activity.
A technique used to estimate cost or duration by applying an average of optimistic,pessimistic, and most likely estimates when there is uncertainty with the individual activity estimates.
The amount of time that a schedule activity can be delayed or extended from its early start date without delaying the project finish date or violating a schedule constraint.
A measure of a team's productivity rate at which the deliverables are produced, validated, and accepted within a predefined interval. Velocity is a capacity planning approach frequently used to forecast future project work.
What_If Scenario Analysis
The process of evaluating scenarios in order to predict their effect on project objectives.
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