Why did Odysseus tell cyclops his name was nohbdy?

Odysseus told the Cyclops his name was "Nohbdy" as a clever ploy to protect himself and his men. When he later blinded the Cyclops, the creature called for help, claiming that "Nohbdy" was attacking him, leading the other Cyclopes to believe he was not in danger. This tactic allowed Odysseus to escape without the Cyclops receiving assistance. It showcased his cunning and strategic thinking in a perilous situation.