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uniform-cost search expands the node n with the __________(a) Lowest path cost(b) Heuristic cost(c) Highest path cost(d) Average path costI got this question during a job interview.My query is from Uninformed Search and Exploration topic in chapter Problem Solving of Artificial Intelligence

Answer» RIGHT answer is (a) Lowest path cost

The explanation: Uniform-cost search EXPANDS the node n with the lowest path cost. Note that if all STEP costs are equal, this is IDENTICAL to breadth-first search.


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