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Which schema object instructs Oracle to connect to a remotely access an object of a database?

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Which schema object instructs Oracle to connect to a remotely access an object of a database?

(a) Sequence

(b) Remote link

(c) Database link

(d) Data link

The question was posed to me in quiz.

The doubt is from Rapid Application Development topic in portion Database Programming Techniques of Database Management

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The correct option is (d) Data link

The best explanation: A database link (DBlink) is a definition of how to establish a connection from one Oracle database to another.

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