There is a question in my question paper (Q. No. 11 - Part B) which tells to verify whether
The automorphism group $\text{Aut} (\mathbb Z/2 \times \mathbb Z/2)$ is abelian.
I don't understand which group is meant here by $\mathbb Z/2 \times \mathbb Z/2?$ Is it $\mathbb Z_2\oplus\mathbb Z_2?$