Question

cloud services allow users to store data and programs on which storage devices?
ssd drives
remote servers
on - site servers
computer hard drives

Explanation:

Cloud services operate by leveraging remote servers. These servers are located in data centers away from the user's physical location. SSD drives, on - site servers, and computer hard drives are either local (like on - site servers and computer hard drives) or a type of local storage (SSD drives). Cloud computing's essence is its reliance on remote infrastructure for data and program storage.

Answer:

Remote servers