I personally have online courses, A. seems like a fitting choice in my opinion. I hope this helps.
Answer: The DATE datatype give us the particular date whereas TIMESTAMP gives us the date as well as the time as the particular moment.
Explanation:
DATE datatype gives us the date in the format yyyy-mm-dd. The timestamp format is yyyy-mm-dd hh:mm:ss. time stamp are of two types :
timestamp with time zone and timestamp without time zone.
Date is the date on that particular day whereas the timestamp is the date along with the specific time when the query is executed.
Answer
Public cloud
Explanation
A cloud service is any service that is made available to users who are on demand via internet from the cloud computing service providers. These service providers have servers in their company premises where they offer the services from.
A public cloud is a type of computing in which a service provider makes resources available to the public via the internet. The service provider hosts the cloud infrastructure and delivers computing resources over the Internet Resources vary by provider but may include storage capabilities, applications or virtual machines.