ELEN1008- Final exam Questions and Verified Answers, 100% Score Guarantee Pass (Latest 2025) What is a causal loop diagram? - Correct Answers ✅A simple diagrammatic representation of the interacting elements in a systems model.What is another name for rates and levels? - Correct Answers ✅Flows (rates) and stocks (levels) How are levels and rates treated in a causal loop diagram? - Correct Answers ✅They are treated equally, no distinction is made between the two What can causal loop diagrams not facilitate? - Correct Answers ✅Quantitative analysis of systems (i.e. numerical things) What is a causal loop diagram good for? - Correct Answers ✅Seeing the relationships between elements and the interactions within a system Does the arrow direction matter in a CLD? - Correct Answers ✅Yes it does, always goes from the variable which causes the effect to the variable being affected 1 / 3
ELEN1008- Final exam Questions and Verified Answers, 100% Score Guarantee Pass (Latest 2025) When is a positive sign used in a causal loop diagram? - Correct Answers ✅When the one element increases so does the other OR When the one element decreases so does the other When is a negative sign used in the causal loop diagram? - Correct Answers ✅When the one element increases the other decreases OR visa versa What is an open loop system? - Correct Answers ✅- a system without regulation
- when one can't make a loop by following the arrows
How can one determine if the loop is a positive or negative feedback loop? - Correct Answers ✅By multiplying the sign of each arrow.Holds when there are many arrows What is another name for a negative feedback loop? - Correct Answers ✅A balancing loop, named so because it tries to control the system so to say What is another name for a positive feedback loop? - Correct Answers ✅It is called a reinforcing loop 2 / 3
ELEN1008- Final exam Questions and Verified Answers, 100% Score Guarantee Pass (Latest 2025) Is creating a CLD always the first step when doing systems dynamics modelling - Correct Answers ✅No, it is not always the first step What are the two fundamental elements in system dynamics?
- Correct Answers ✅Levels and rates
- total accumulated amount
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What is the Vensim nomenclature for a level - Correct Answers ✅A box How can one identify a level - Correct Answers ✅- an absolute quantity
What is the Vensim nomenclature for a rate - Correct Answers ✅An arrow with an hourglass superimposed on it What is the nomenclature used when the rate starts or ends at a place which is not the level - Correct Answers ✅a cloud, it means that we are not concerned with that part of the model and it helps one identify the boundaries of the model What do levels determine - Correct Answers ✅The state of the system, i.e. at any particular imstant if you wanted to