The optimizer_prune_level is set by default.

Solution (By Examveda Team)

This question asks about the optimizer_prune_level setting in MySQL.

optimizer_prune_level is a setting that controls how aggressively the MySQL optimizer tries to simplify queries.

The question is: Is optimizer_prune_level set by default?

The answer is False.

optimizer_prune_level is not set by default. You need to explicitly set this variable if you want to use it.