If either $ \overrightarrow a = \overrightarrow 0 $ or $ \overrightarrow b = \overrightarrow 0 $ then $ \overrightarrow a × \overrightarrow b = \overrightarrow 0$. Is the converse true? Justify your answer with an example.

Question

$\begin{array}{1 1} \text{yes,it's true} \\ \text{No, it's false} \end{array} $