Category Archives: Challenges

Prepare to Vote for the Best Decision Model of 2017

Between Christmas and New Year we will conduct the public opinion poll to determine the best decision model among our Challenges published in 2017. Here they are: Dec: Reindeer Ordering Nov: Soldier Payment Rules Sep: Classify Department Employees Jun: Loan Origination … Continue reading

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Christmas Challenge “Reindeer Ordering”

Santa always leaves plans for his elves to determine the order in which the reindeer will pull his sleigh. This year, for the European leg of his journey, his elves are working to a schedule, which will form a single line … Continue reading

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Reaffirming the Power of SQL for Decision Management

Dr. Bob Moore submitted an interesting solution to our Nov-2017 Challenge “Soldier Payment Rules“. His solution doesn’t use DMN or any BRMS tool and reaffirms the power of the classic SQL. Along with a complete solution Bob shows how to validate … Continue reading

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Challenge Nov-2017 “Soldier Payment Rules”

Our Challenge Nov-2017 asks you to help to assemble a payment timeline for a soldier that shows his/her hourly pay rate in any given time period. The payment rates depend on soldier’s rank, profession, service type, unit, and participation in combat. Use any BRMS … Continue reading

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Challenge Sep-2017 “Classify Department Employees”

Our Challenge Sep-2017 asks you to help a human resource office to create a decision model that for each department calculates minimal, maximal, and average salaries along with a number of high-paid employees using rules like “Salary > 85000”. Use any Business … Continue reading

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Chess Puzzles for Decision Modelers

Sometimes complex business logic reminds chess puzzles. So, we decided from time to time to publish chess puzzles for decision modelers who are tired of solving complex decision modeling problems.  Some puzzles are very simple while others may be more complex, … Continue reading

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Submit Solutions to Challenge “DMN Chapter 11 Example” by 08/31/2017

So far, we received 4 solutions for the June-2017 Challenge.  During DecisionCAMP-2017 a lot of people expressed their eagerness to see the voting results. Based on requests from practitioners, we decided to give people more time to prepare and submit … Continue reading

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