-
A piece of the project that must be completed (performed); sometimes called a "task"; can be divided into smaller pieces; typically has an assigned resource, cost amount, and expected duration
Activity
-
A detailed list of activities that project team members use to know what work on the project they are responsible for completing
Activity List (Output/Input)
-
A network diagramming method in which activities are shown on arrows and connected at nodes to show the sequence of activities. Also known as ADM, AOL
Activity-on-Arrow (AOA)
-
A network diagramming method in which activities are shown on the boxes or circles of the network diagram and connected via arrows. Also known as PDM
Activity-on-Node
-
A network diagramming method that calculates the late start (LS) and late finish (LF) dates for each activity
Backward Pass
-
A chart that shows a time relationship between the activities of the project; also commonly called a Gantt chart
Bar Chart (Tool)
-
A model for parallel programs with ingoing (inclusive) and outgoing (exclusive) links
BiPert
-
The separation (or divergence) of activities on a network diagram from a central node
Burst
-
The smallest time unit used in project schedules such as minutes, hours, shifts, day, weeks, months, quarters
Calendar Unit
-
The process of monitoring and updating the progress of the project and managing changes to scope
Control Schedule
-
A duration compression technique in which more people are added to critical path activities to shorten the duration of the critical path or other impacted areas of the schedule
Crashing
-
A schedule technique used to evaluate the amount of float of the network paths; used to determine the minimum overall duration of the diagram
Critical Chain Method (Technique)
-
The series of activities that shows the overall duration of the project; can change as the project evolves
Critical Path
-
A network analysis method used to calculate total project duration
Critical Path Method (CPM) (Technique)
-
The identification of appropriate activities to complete the project deliverable
Define Activities
-
A relationship between activities represented in the way activities are sequenced
Dependency
-
The process of using activity sequences, duration estimates, and resources to create the schedule
Develop Schedule
-
A dependency in which the Project Manager (or other decision maker) can choose to allow it to be a dependency or not, depending upon the needs of the project (e.g., Buying a plane ticket before booking a hotel reservation)
Discretionary Dependency (Soft Logic)
-
A zero duration activity used in the arrow diagramming method (ADM) to show a logical relationship; appears graphically with an arrow having a dashed line
Dummy Activities
-
The overall amount of time on a project or activity
Duration
-
The earliest time an activity can finish based on the network logic
Early Finish Date (EF)
-
The earliest time an activity can start based on the network logic
Early Start Date (ES)
-
The amount of labor needed to complete an activity or work package; typically measured in hours, days, or weeks
Effort
-
A logical, educated prediction of some project component; typically included a tolerance of accuracy
Estimate (Output/Input)
-
The process of estimating the number of work periods (hours, days, weeks) to accomplish the activity
Estimate Activity Durations
-
Determination of resources (people, material, equipment) needed for a project, including the determination of when (or how much of) the resources are needed
Estimate Activity Resources
-
A dependency that lies outside the control of the project team
External Dependency
-
A schedule compression technique in which the main focus is to find activities that can be done in parallel and to adjust the activity sequences to reflect this adjustment
Fast Tracking
-
A dependency used on project scheduling in which one activity cannot finish until the activity it is dependent upon finishes (Activity B cannot finish until Activity A finishes.)
Finish-to-Finish Dependency (FF)
-
The default dependency type (with most project scheduling software) in which one activity cannot start until the one it is dependent upon finishes. (Activity B cannot start until Activity A finishes)
Finish-to-Start Dependency (FS)
-
The amount of time an activity can be delayed (slip) without causing a delay to the successor(s) activities, or the finish date of the project
Float
-
A network diagram technique that calculates the early start (ES) and early finish (EF) dates for each activity
Forward Pass
-
The amount of time an activity can be delayed without causing slippage (delay) to the early start of any subsequent activities
Free Slack (Free Float)
-
The horizontal bar chart used in project management to show a time relationship between activities. Also called a bar chart
Gantt Chart
-
A fixed date for an activity or milestone
Imposed Date
-
A delay to a successor activity from the predecessor (e.g., Activity A finishes then has a three-day wait before Activity B can begin)
Lag
-
The latest time an activity can be finished without delaying the project finish date
Late Finish Date (LF)
-
The latest time an activity can start without delaying the project finish date
Late Start Date (LS)
-
Acceleration to a successor from the predecessor (e.g., Activity A finishes. But with a three-day head start, Activity B can begin three days before Activity A finishes.)
Lead
-
A logical relationship between two or more components of a project schedule
Logical Relationship
-
A required dependency on a project; cannot be ignored (e.g., You must pour the foundation of a house before you can begin framing it.)
Mandatory Dependency (Hard Logic)
-
A high level schedule which displays summary information associated with activities, deliverables, milestones, and WBS components
Master Schedule (Tool)
-
A coming together (Convergence) of activities on a network diagram
Merge
-
A high level schedule which displays summary information associated with activities and milestones
Milestone Schedule (Tool)
-
A schematic of logical relationships that make up the flow of activities on the project; always drawn from left to right
Network Diagram
-
The connecting of activities on the network diagram to establish the structure of the network diagram
Network Logic
-
A non-stop series of activities from the start to the finish of the network diagram
Network Path
-
A point in a schedule network
Node
-
A burst on the network diagram where the output of an activity goes to more than one activity
Path Divergence
-
An estimating technique used to take the pessimistic, optimistic, and realistic (most likely) estimates to achieve a cumulative estimate
PERT Weighted Average
-
A network diagramming process in which activities are represented in boxes
Precedence Diagramming Method (PDM)
-
The logical relationship between activities as depicted in a precedence diagram
Precedence Relationship
-
An activity that determines when its successor activity can begin
Predecessor Activity
-
A project management estimation technique used when estimates for individual activities are questionable
Program Evaluation and Review Technique (PERT)
-
A calendar that indicates working and non-working dates and shifts for the project
Project Calendar
-
A view of the logicial relationship (sequencing) of project activities
Project Network Diagram
-
The document that lists the dates for performing project activities and meeting project milestones
Project Schedule
-
A graphical representation of the logical relationships between project activities
Project Schedule Network Diagram
-
The processes associated with an attempt to complete the project on time
Project Time Management
-
A calendar in the project managment plan and schedule that shows working and non-working days
Resource Calendar
-
A progressive elaboration approach to managing a schedule where the initial phases are defined at a detailed level with the remaining work at a high level - As the initial phases are done, the remaining phases are planned
Rolling Wave Planning (Technique)
-
The planned dates, sequencing, resources, and durations for activities and milestones on a project
Schedule
-
A schedule version over a specific time period that is used as the basis for scheduled activities comparison
Schedule Baseline
-
The process of shortening the project schedule without modifying the scope of the project (e.g., crashing and fast tracking)
Schedule Compression (Technique)
-
Document that decomposes work packages, establishes the network diagram, determines required resources, determines activity durations, integrates activity components into a schedule, and deals with schedule changes and updates
Schedule Management Plan
-
A major event in the project schedule; typically involves the start or completion of a major component of the project
Schedule Milestone
-
A model used in schedule network analysis to create the project schedule
Schedule Model
-
A technique used to determine early and late start dates and early and late finish dates of project activities
Schedule Network Analysis
-
The planned finish date for an activity, work package, or other piece of the schedule
Scheduled Finish Date
-
The planned start date for an activity, work package, or other piece of the schedule
Scheduled Start Date
-
The process of determining and documenting the logical relationships between activities on the project
Sequence Activities
-
Data associated with the completion of work on the project; can include deliverable status, actions associated with preventative and corrective measures, and change requests
Work Performance Information (Output/Input)
-
The amount of time an activity can be delayed (slip) without causing a delay to the successor(s) activities, or the final finish date of the project
Slack (Float)
-
A dependency used on project scheduling in which one activity cannot finish until the activity it is dependent on starts (e.g., Activity B cannot finish until Activity A starts)
Start-to-Finish Dependency (SF)
-
A dependency used on project scheduling in which one activity cannot start until the activity it is dependent on start (Activity B cannot start until Activity A starts)
Start-to-Start Dependency (SS)
-
A section of a network diagram; can be associated with a work package or some other type of logical decomposition
Subnetwork
-
An activity that follows an activity logically connected to it
Successor
-
An activity that sums up the detailed activities underneath it; typically used to evaluate work packages and facilitate executive reporting
Summary Activity
-
A requested project completion date that can be a constraint for the project
Target Completion Date (TC)
-
The date that the project (or activity) is anticipated to be completed
Target Finish Date (TF)
-
A preliminary schedule that can be used during initial stages of Planning; could differ from the baseline schedule at the conclusion of Planning
Target Schedule
-
The planned start date of the project or activity
Target Start Date (TS)
-
An activity to be completed on the project
Task
-
An estimating technique that can be applied to schedule or budget; uses three estimateds for each activity; uses an optimistic, pessimistic, and realistic (most likely) estimate
Three Point Estimate (Technique)
-
The maximum amount of time an activity can slip without causing a delay to the project finish date
Total Float (TF) also called Total Slack
-
The amount of time an activity can slip (be delayed) from its early start date without delaying the overall finish date
Total Slack (Total Float)
-
A result that is outside of the expected result
Variance
|
|