Systems Analysis and Design Chapter 2 (2)
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Questions and Answers

What is meant by multiple predecessor tasks?

  • Tasks that can start simultaneously after one task finishes
  • Tasks that do not depend on any other tasks
  • A task that starts when all prior tasks are complete (correct)
  • Tasks that can run in parallel without prerequisites

Which of the following phrases indicates a sequence of dependent tasks?

  • You can do Task 1 and Task 2 at any time
  • Complete Task 1 before starting Task 2 (correct)
  • Finish your work, and then relax
  • Task 2 is unrelated to Task 1

In the example provided, which task controls the start time for Task 3?

  • Task 3, as it has no predecessors
  • Task 2, due to its early completion
  • Both Task 1 and Task 2 equally affect Task 3
  • Task 1, since it has the latest finish time (correct)

What does the phrase 'when Task 2 is finished, start two tasks' imply?

<p>Two tasks are independent of each other after Task 2 (D)</p> Signup and view all the answers

What type of tasks are indicated by the phrase 'when Tasks 5 and 6 are done, start Task 7'?

<p>Multiple predecessor tasks (B)</p> Signup and view all the answers

What is the primary purpose of project scheduling?

<p>To create a specific timetable showing tasks and dependencies (A)</p> Signup and view all the answers

What does a Gantt chart primarily represent?

<p>A horizontal bar chart showing tasks and progress (A)</p> Signup and view all the answers

Which of the following techniques was developed specifically for managing complex projects by the U.S. Navy?

<p>Program Evaluation Review Technique (PERT) (D)</p> Signup and view all the answers

What is the main function of project monitoring?

<p>To guide and supervise the project team’s workload (D)</p> Signup and view all the answers

What is a Work Breakdown Structure (WBS) primarily designed to accomplish?

<p>Break a project down into smaller, manageable tasks (A)</p> Signup and view all the answers

Which of the following statements accurately describes the Critical Path Method (CPM)?

<p>It helps in scheduling, monitoring, and controlling actual work. (A)</p> Signup and view all the answers

What type of chart displays complex task patterns and relationships within a project?

<p>PERT Chart (D)</p> Signup and view all the answers

Which of these best describes project reporting?

<p>Creates regular progress updates for various stakeholders (D)</p> Signup and view all the answers

What does the critical path in project management represent?

<p>The longest sequence of dependent tasks. (D)</p> Signup and view all the answers

What will happen if any task on the critical path is delayed?

<p>The entire project will likely be delayed. (C)</p> Signup and view all the answers

What is the first step in calculating the critical path?

<p>Review the patterns of dependent tasks. (B)</p> Signup and view all the answers

Which factor is least likely to affect the scheduling of dependent tasks?

<p>The completion date of non-dependent tasks. (C)</p> Signup and view all the answers

When managing task patterns, what is crucial to ensure accurate scheduling?

<p>Understanding the logic and sequence of the tasks. (B)</p> Signup and view all the answers

What could indicate that the project schedule is incorrect?

<p>Dependent tasks are scheduled improperly. (D)</p> Signup and view all the answers

In a situation where a task has multiple successor tasks, how should the critical path be determined?

<p>Based on the start and finish dates of each task. (C)</p> Signup and view all the answers

Which visual tool is commonly used to represent the pathway of tasks in project management?

<p>PERT/CPM chart (B)</p> Signup and view all the answers

What defines a task or activity in a Work Breakdown Structure (WBS)?

<p>Work that has a beginning and an end requiring company resources. (D)</p> Signup and view all the answers

What are events or milestones in a project?

<p>Recognizable reference points used to monitor progress throughout the project. (B)</p> Signup and view all the answers

Which of the following is NOT a consideration when estimating task duration in a WBS?

<p>Only taking the longest possible duration into account. (A)</p> Signup and view all the answers

What is the purpose of listing the tasks in a Work Breakdown Structure?

<p>To organize and break down the project into manageable parts. (D)</p> Signup and view all the answers

What is implied when a task has a predecessor task?

<p>The predecessor task must be completed before the current task can begin. (D)</p> Signup and view all the answers

Which of these durations can be used for estimating task duration?

<p>Hours, days, or weeks. (C)</p> Signup and view all the answers

What is the role of time estimates in task management?

<p>To assess the duration of each task to ensure project progress. (A)</p> Signup and view all the answers

Why is it important for tasks in a WBS to be small and manageable?

<p>To ensure that tasks are monitored easily and completed effectively. (C)</p> Signup and view all the answers

What is the primary goal of qualitative risk analysis?

<p>To estimate the likelihood of risks occurring and their potential impact. (A)</p> Signup and view all the answers

Which step is NOT part of the risk management process?

<p>Conduct a post-project evaluation (B)</p> Signup and view all the answers

What does a risk response plan aim to achieve?

<p>To outline actions for anticipated risks. (B)</p> Signup and view all the answers

Which aspect is NOT addressed by risk management software?

<p>Eliminating all risks (D)</p> Signup and view all the answers

What is one common cause of budget overruns in projects?

<p>Unrealistic estimates of time and resources. (C)</p> Signup and view all the answers

Why is continuous monitoring of risks important in risk management?

<p>It ensures that risks are anticipated and managed proactively. (D)</p> Signup and view all the answers

What is quantitative risk analysis primarily focused on?

<p>Understanding the actual impact of risks in measurable terms. (C)</p> Signup and view all the answers

Which of the following is a factor that can lead to schedule delays in a project?

<p>Human resource issues (D)</p> Signup and view all the answers

What is essential for project managers according to the content?

<p>Strong communication and human resource skills (C)</p> Signup and view all the answers

What does the project triangle represent?

<p>Project cost, scope, and time (D)</p> Signup and view all the answers

Which of the following issues may affect project scheduling?

<p>Unresolved task dependencies (D)</p> Signup and view all the answers

What is NOT mentioned as a cause of scheduling problems?

<p>Insufficient project documentation (C)</p> Signup and view all the answers

What key steps are involved in project development framework?

<p>Creating a work breakdown structure, identifying task patterns, and calculating the critical path (C)</p> Signup and view all the answers

Which of these statements describes a critical path?

<p>A series of tasks that must not be delayed (B)</p> Signup and view all the answers

What is the main role of project managers when problems occur?

<p>To handle the situation effectively (A)</p> Signup and view all the answers

What is implied by confusion between effort and progress?

<p>High levels of activity equate to achieving project goals (C)</p> Signup and view all the answers

Flashcards

Work Breakdown Structure (WBS)

A detailed plan that breaks down a project into smaller tasks.

Gantt Chart

A chart that visually represents a project's tasks, their durations, and dependencies.

PERT/CPM Charts

A technique for managing complex projects by identifying critical tasks and their dependencies.

Critical Path Method (CPM)

A method for planning and managing projects, focusing on the critical path - the longest sequence of tasks that determines the project's overall duration.

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Program Evaluation Review Technique (PERT)

A technique used to analyze and manage project risks.

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Project Management

The process of establishing and overseeing a project's plan, ensuring its success.

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Project Planning

The phase of project management that involves identifying and estimating the completion time and cost of each project task.

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Project Scheduling

The process of creating a timetable for project tasks, considering dependencies and the critical path.

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Multiple Predecessor Tasks

A task pattern where a task can only start once two or more preceding tasks are completed.

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Start Time for Multiple Predecessor Tasks

The latest (largest) finish time of any preceding task determines when a successor task can start.

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Task Pattern Indicators

Words like "then", "when", and "and" signal a sequence of events in task dependencies.

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Dependent Tasks

Tasks that must be completed one after the other; the completion of one task triggers the start of the next.

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Multiple Successor Tasks

Multiple tasks that can start simultaneously as soon as a preceding task is finished.

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What is a WBS?

A work breakdown structure (WBS) is a hierarchical decomposition of a project into smaller, more manageable tasks.

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What is a task?

A task is any work that has a defined start and end, requires company resources, and is small enough to be manageable.

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What are events or milestones in a project?

Events or milestones are recognizable points in a project used to track progress.

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How is task duration estimated?

Task duration estimates are made by project managers to determine the time required to complete a task.

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What are the three types of task duration estimates?

Best case (B), probable case (P), and worst case (W) estimates are used to determine the likely range of time needed to complete a task.

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How are task duration estimates combined?

A weight is assigned to each estimate, and these are used to calculate the task duration.

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What is a predecessor task?

A predecessor task is a task that must be completed before another task can begin.

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How is a WBS table organized?

Task descriptions, durations, and predecessor tasks are documented in a table to provide a complete overview of the project.

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Critical Path

A sequence of tasks where delays in any one task will affect the overall project completion date.

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Working with Complex Task Patterns

Analyzing task patterns to identify the critical path and ensure accurate scheduling.

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Calculating the Critical Path

Determining start and finish dates for tasks to establish the critical path.

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Qualitative Risk Analysis

Examines the likelihood and potential impact of each risk. Helps prioritize risks.

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Quantitative Risk Analysis

Quantifies the potential financial, time, or resource impact of risks. Allows for more precise cost/benefit analysis.

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Risk Response Plan

A plan outlining actions to manage specific risks, including mitigation, avoidance, or acceptance strategies.

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Risk Monitoring

Continiously tracking and analyzing risks throughout a project to identify changes, adjust plans, and ensure effective mitigation.

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Risk Management Software

Software tools help manage project risks by setting deadlines, tracking dependencies, noting external factors, monitoring progress, and highlighting delays.

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Causes of Budget Overruns

Budget overruns can be caused by unrealistic project estimates, lack of precise budget forecasting, inadequate progress tracking, unanticipated delays, and staffing issues.

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Business Issues in Systems Development

Every system should address a specific business need or opportunity. It should provide a solution to a problem or exploit a market advantage. This helps ensure the system's value and relevance.

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Managing for Success

A project's success relies on aligning with business needs, preventing budget overruns, and efficiently managing resources.

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What are some common signs of schedule issues in IT projects?

Problems with project deadlines and milestones can signal underlying issues like unclear task dependencies, confusion between effort and progress, poor monitoring and control systems, personality conflicts within the team, personnel changes, or even failure of the IT project itself.

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What key traits are important for successful project managers?

Project managers need to be vigilant, have technical expertise, and be resourceful to navigate challenges. Strong communication and management skills are essential to effectively guide teams.

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Why is a project manager's ability to handle situations important?

When issues emerge, the project manager's ability to respond and resolve them becomes crucial to the project's success.

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What is project management?

Project management encompasses planning, scheduling, monitoring, and reporting on an information system's development.

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What is the project triangle?

Balancing budget, project scope, and time is essential for successful project management.

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What steps are involved in a project development framework?

A project development framework involves breaking down work into smaller tasks, identifying task patterns, and determining the critical path.

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What are task patterns?

Task patterns define the order in which work needs to be done in a project.

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What is the critical path in project management?

The critical path is the longest sequence of tasks in a project. If any task on this path is delayed, it will affect the overall project completion date.

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Study Notes

Systems Analysis and Design 11th Edition - Chapter 3: Managing Systems Projects

  • This chapter is about managing systems projects.
  • The objectives include explaining project planning, scheduling, monitoring, and reporting.
  • A project triangle illustrates the relationship between project cost, scope, and time.
  • Creating a work breakdown structure (WBS) is explained, as well as identifying task patterns and calculating critical paths.
  • Different scheduling tools like Gantt charts and PERT/CPM charts are discussed.
  • Analyzing task dependencies, durations, start and end dates is covered.
  • Project management software and its assistance in handling project changes are examined.
  • The importance of managing project risks is highlighted, as well as the reasons why projects sometimes fail.

Overview of Project Management

  • Project management involves planning, scheduling, monitoring, and reporting on information system development.
  • Successful projects are completed on time, within budget, and satisfy users.
  • A project triangle shows the optimal balance between cost, scope, and time.
  • Any change in one aspect (e.g., cost) will affect the other two (scope, time).

What Does a Project Manager Do?

  • Project planning involves identifying project tasks and estimating time/costs.
  • Project scheduling creates a timetable showing tasks, dependencies, and potential delays.
  • Project monitoring involves guiding, supervising, and coordinating the team's work.
  • Project reporting involves creating regular progress reports for different stakeholders, such as management, users, and the project team.

Creating a Work Breakdown Structure (WBS)

  • WBS breaks down a project into smaller, more manageable tasks.
  • Gantt charts visualize project tasks as horizontal bars, representing planned and actual progress.
  • PERT/CPM charts (Program Evaluation Review Technique/Critical Path Method) are bottom-up techniques; PERT was developed by the US Navy; CPM by private industry.

Identifying Tasks in a WBS

  • Tasks or activities have a beginning and end, using resources like manpower, time, and money.
  • Tasks should be small and manageable.
  • Events or milestones are recognizable markers used to track progress.

Factors Affecting Project Duration

  • Project size (identifying all tasks).
  • Human resources (assembling a skilled team).
  • Experience with similar projects (using previous data).
  • Constraints (defining achievable requirements within limitations).

Identifying Task Patterns

  • Task patterns refer to the logical arrangement of tasks in a sequence.
  • Tasks can be dependent, multiple successor tasks, or multiple predecessor tasks.
  • Words like 'then', 'when', and 'and' signal the order of events or tasks.

Calculating the Critical Path

  • The critical path is the series of tasks that, if delayed, impact the overall project completion time.
  • Review patterns, establish start/finish dates to identify the critical path.

Project Monitoring and Control

  • Structured walk-throughs help review team members' work.
  • Monitoring and control are done regularly throughout the System Development Lifecycle (SDLC) phases.
  • Anticipating problems and minimizing their impact to the project, is key.
  • Reports are used to communicate project updates, problems, and progress data.

Project Status Meetings and Reports

  • Regular meetings help share project updates, discuss problems, and explain project methods.
  • Reporting project status informs team members and stakeholders of progress.

Project Management Software (Examples: PERT/CPM and Gantt Charts)

  • Microsoft Project, Gantter, Apptivo and smartsheet are widely used software packages.
  • Using software tools helps manage projects, particularly large ones, efficiently.

Risk Management

  • Risk management involves creating a plan.
  • Identifying risks, categorizing risks, defining management responsibilities/procedures/risk categories/and contingency plans.
  • Analyze the risks, assess likelihood, and identify the impact or consequences
  • Software supports risk management by outlining constraints, dependencies, factors affecting tasks, and monitoring progress.

Managing for Success

  • Business issues focus on providing solutions to problems.
  • Budget overruns (unrealistic estimates, poor monitoring).
  • Schedule issues (failure to recognize task dependencies, poor control measures, personnel turnover).
  • Project Managers need to be technically competent, highly resourceful, and able to communicate well.
  • Effective project managers are crucial in handling problems, maintaining timelines, and driving projects toward success.

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Description

Test your understanding of project management concepts related to task dependencies and sequencing. This quiz covers multiple predecessor tasks and their implications in project schedules. Answer questions about dependency phrases and control tasks to enhance your knowledge in effective project planning.

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