docker/whalesay 컨테이너에서 cowsay를 실행하여 Ahoy, Docker를 표시하는 명령은 무엇인가요?
docker/whalesay
cowsay
Ahoy, Docker
docker run docker/whalesay cowsay "Ahoy, Docker"
docker pull docker/whalesay
Docker 없이 호스트에서 cowsay "Ahoy, Docker" 실행
cowsay "Ahoy, Docker"
docker run "Ahoy, Docker" docker/whalesay