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Unit 10 · Artificial Intelligence (AI) Paper 2 CS · September 2022

In a game-playing search tree, up to which depth can α–β pruning be applied?
(A) Root (0) level
(B) 6 level
(C) 8 level
(D) Depends on utility value in a breadth-first order
Choose the correct answer from the options given below:

Pick an option to check yourself, or open the answer below.

Show answer & explanation

Correct answer: A. (B) and (C) only

Explanation

Pruning cuts branches below the root and can be applied at any deeper level (such as 6 or 8). Nothing is pruned at the root itself, and α–β works depth-first, not breadth-first.

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