Yes, networking knowledge is important for cloud computing. Without networking knowledge, one cannot understand how to access cloud services hosted on cloud servers. The network is a key factor in delivering cloud-based services because it connects all IT systems and can offer and scale these resources to satisfy application and end-user demands.
Further, if you want to learn more about this technology then do check out this AWS Certification Master course offered by Intellipaat.
Before that do check out his on how Simant Shantilal Shah upskilled his networking skills and become a cloud expert -