▸case-04 A project planner is creating a Work Breakdown Structure (WBS) for a cloud deployment project. Team members suggest breaking tasks down into 1-hour micro-tasks or leaving packages at 200 hours. According to standard PMI WBS guidelines (the 8/80 rule), what are the minimum and maximum duration thresholds in hours for a work package? | pass→pass | 4,024 | 2,698 | -33% | 1 | 1 | 0% | 728 | 497 | -32% | 0 | 0 | — |
▸case-01 A project manager is estimating a database migration with an optimistic estimate of 10 days, a most likely estimate of 14 days, and a pessimistic estimate of 30 days. Someone suggests taking the simple average of 18 days. Calculate the expected duration using standard PERT (Program Evaluation and Review Technique) three-point estimation. | pass→pass | 4,411 | 4,831 | +10% | 1 | 1 | 0% | 895 | 978 | +9% | 0 | 0 | — |
▸case-02 A backend API refactoring task has an optimistic estimate of 4 days and a pessimistic estimate of 16 days. A team member proposes dividing the range by 2 to get a standard deviation of 6 days. Calculate the PERT standard deviation for this task. | pass→pass | 4,522 | 4,201 | -7% | 1 | 1 | 0% | 804 | 742 | -8% | 0 | 0 | — |
▸case-03 An agile software team uses the Modified Fibonacci sequence for relative story point sizing. A developer suggests assigning a point value of 10 to a task that is clearly larger than an 8-point task but smaller than a 21-point task. Which standard point value on the Modified Fibonacci sequence should be assigned? | pass→pass | 4,784 | 4,781 | -0% | 1 | 1 | 0% | 873 | 926 | +6% | 0 | 0 | — |
▸case-05 When converting developer availability into sprint capacity, a project lead assumes developers can code productively for 40 full hours in a 40-hour work week. What standard focus factor percentage range or daily productive hour range should be applied to account for meetings and overhead? | pass→pass | 8,641 | 9,511 | +10% | 1 | 1 | 0% | 1,499 | 1,687 | +13% | 0 | 0 | — |
▸case-06 In the COCOMO II early design estimation model, effort in person-months is calculated as E = a * (KLOC)^b. For an organic software team, a manager assumes b = 1.0 (linear scaling). Does COCOMO II define the exponent b for organic projects as equal to 1.0 or greater than 1.0 due to team communication overhead? | pass→pass | 11,758 | 12,247 | +4% | 1 | 1 | 0% | 2,191 | 2,292 | +5% | 0 | 0 | — |
▸case-07 During an agile estimation meeting, the team lead suggests having developers read out their story point estimates one by one in a circle. What disclosure method should be used during Planning Poker to avoid anchoring bias? | pass→pass | 5,209 | 4,912 | -6% | 1 | 1 | 0% | 824 | 783 | -5% | 0 | 0 | — |
▸case-08 In Critical Chain Project Management (CCPM), a scheduler wants to add a 50% safety cushion to each individual task duration in the schedule. Where should CCPM task safety margins actually be placed? | pass→pass | 7,213 | 8,626 | +20% | 1 | 1 | 0% | 1,236 | 1,539 | +25% | 0 | 0 | — |
▸case-09 A team's historical sprint velocity over five consecutive sprints was 20, 45, 22, 25, and 23 points, where the 45-point sprint was caused by a one-time automated task import. The Scrum Master wants to plan the next sprint using the maximum velocity of 45 points. What target velocity should be used for realistic capacity planning? | pass→pass | 7,222 | 6,082 | -16% | 1 | 1 | 0% | 1,289 | 1,218 | -6% | 0 | 0 | — |
▸case-10 A software architect is providing an estimate during the initial product concept phase prior to detailed requirements gathering. Stakeholders expect a tight variance of +/- 10%. According to Steve McConnell's Cone of Uncertainty, what is the expected range factor of estimation accuracy at this initial phase? | pass→pass | 6,877 | 6,192 | -10% | 1 | 1 | 0% | 1,251 | 1,253 | +0% | 0 | 0 | — |
▸case-11 For an infrastructure migration task with an optimistic estimate of 5 days and a pessimistic estimate of 17 days, an engineer calculates variance as (17 - 5) / 6 = 2. Calculate the statistical PERT variance (sigma squared) for this task. | pass→pass | 3,730 | 4,509 | +21% | 1 | 1 | 0% | 726 | 915 | +26% | 0 | 0 | — |
▸case-12 A feature requires 10 Ideal Developer Days (IDD) of uninterrupted effort. A project manager schedules 10 calendar days for completion without applying a load multiplier. Applying a standard load factor multiplier of 1.5, how many calendar days should be budgeted? | fail→pass | 4,094 | 4,579 | +12% | 1 | 1 | 0% | 702 | 717 | +2% | 0 | 0 | — |
▸case-13 A team faces an unfamiliar third-party API integration with high technical uncertainty, and a developer wants to assign a 100-point story point estimate to cover all unknown work. What agile estimation approach should be used instead of estimating unknown work? | pass→pass | 8,927 | 8,526 | -4% | 1 | 1 | 0% | 1,416 | 1,362 | -4% | 0 | 0 | — |
▸case-14 A critical software project is 2 weeks behind schedule with 80 hours of coding remaining for 1 developer. Management plans to add 3 new developers immediately, assuming effort will reduce to 20 hours. Which project management principle warns that adding manpower to a late software project makes it later? | pass→pass | 4,231 | 4,544 | +7% | 1 | 1 | 0% | 729 | 832 | +14% | 0 | 0 | — |
▸case-15 During a Planning Poker session for a database migration task, one developer votes 2 story points while another votes 21 story points. The Scrum Master proposes averaging the two votes to 11.5 points. What step should be taken immediately before re-voting? | pass→pass | 5,308 | 5,505 | +4% | 1 | 1 | 0% | 883 | 922 | +4% | 0 | 0 | — |
▸case-16 A tech lead claims the Work Breakdown Structure (WBS) should only contain the backend software coding tasks and omit testing, documentation, and project administration. What does PMI's 100% Rule require for a WBS? | pass→pass | 7,952 | 9,020 | +13% | 1 | 1 | 0% | 1,401 | 1,663 | +19% | 0 | 0 | — |
▸case-17 An engineering team is estimating a feature in a legacy codebase without automated tests. A developer wants to estimate it using the same velocity as a greenfield feature. What risk contingency adjustment should be made to the baseline estimate? | pass→pass | 10,788 | 9,427 | -13% | 1 | 1 | 0% | 1,735 | 1,530 | -12% | 0 | 0 | — |
▸case-18 In IFPUG Function Point Analysis, an analyst categorizes non-data function types into transactions. Name the three fundamental elementary transaction types evaluated in Function Point Analysis. | pass→pass | 4,083 | 3,635 | -11% | 1 | 1 | 0% | 630 | 590 | -6% | 0 | 0 | — |
▸case-19 A project manager runs a Monte Carlo simulation across 100 schedule iterations and gets a range of completion dates. Stakeholders demand a single deadline date with 100% certainty. What metric (such as P80 or P90) does Monte Carlo analysis output to express project completion probability? | pass→pass | 9,250 | 9,849 | +6% | 1 | 1 | 0% | 1,672 | 1,493 | -11% | 0 | 0 | — |
▸case-20 We need to build a user authentication endpoint in Python using FastAPI. Instead of estimating effort or breaking down work packages, write the complete, executable Python code for a POST /login route that accepts JSON credentials and validates a hardcoded password. | pass→pass | 6,771 | 6,858 | +1% | 1 | 1 | 0% | 1,411 | 1,555 | +10% | 0 | 0 | — |
▸case-21 A production database server ran out of disk space yesterday, causing 2 hours of downtime. Perform a 5-Whys root cause analysis to document why the disk filled up and list corrective actions, without providing task effort estimates or story points. | pass→pass | 9,003 | 10,332 | +15% | 1 | 1 | 0% | 1,457 | 1,756 | +21% | 0 | 0 | — |
▸case-22 An IT department is deciding whether to fund a $100,000 server upgrade that yields $40,000 in annual savings over 3 years. At a 10% discount rate, calculate the Net Present Value (NPV) and Return on Investment (ROI) for this financial capital request. | pass→pass | 10,193 | 12,423 | +22% | 1 | 1 | 0% | 2,193 | 2,575 | +17% | 0 | 0 | — |