This is about identifiers in a record referring to other records.
You can have many to one, one to one, many to many.
E.g., if you have two tables, Authors and Books, then a book record could have a reference to an author record. Since an author can write many books, this would be a many-to-one relationship.
Arpanet. I think is the answer.
Answer:
4
Explanation:
by counting the number of the colum to. be counted well and nicely
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Answer:
Desktop
Explanation:
A desktop computer is a personal computing machine designed to be used on top of a usual office desk.
It accommodate in it the physical hardware that makes a computer run and connects to input devices like the mouse, monitor, and keyboard users interact with. Desktop computers are mostly used in enterprise and business environment, including in consumer use cases such as for gaming. In the enterprise, they are vital since they are the major medium for many users to do their day to day jobs.