Answer:
In comparison to permanent storage, non-permanent storage, also called volatile memory, is a storage device whose data is lost when its power source is disconnected. Examples of non-permanent storage include CPU cache and RAM.
Explanation:
i just know
As a<span> </span>primary key<span> is a field in a table which uniquely identifies each row/record in a database table, then the advisable field for the primary key in here should be the Course_ID. That is very unique in that table</span>
Answer:
This is not a good solution
Explanation:
Your web browser uses port 80 outgoing to make web requests, so if you’re blocking incoming port 80, all you’re blocking is users of the organization from connecting to the internet. You have indeed close a vulnerable port to access from hackers, but this also can reduce the productivity of the organization.