GATE DA 2026 Q13: Which search algorithm is not uninformed

Which of the following algorithms is NOT an example of uninformed search?

Try it: multiple choice: exactly one correct option

Wrong answer costs 1/3 mark in GATE.

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Answer: C (official GATE 2026 final answer key)

Concept used: Uninformed search uses no estimate of distance to the goal; informed search uses a heuristic.

First step: A* orders nodes by $g + h$ , where $h$ is a heuristic.

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Source: official GATE 2026 DA question paper and final answer key, organised by IIT Guwahati. Question paper · Answer key