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SQL and Oracle Database Concepts
Which type of argument passes a value from a calling environment?
To answer this question, the user needs to have knowledge of different types of arguments in programming.
a) VARCHER2: This is not a type of argument. It is a data type used to store character strings in Oracle database.
b) BOOLEAN: This is not a type of argument that passes a value from a calling environment.
c) OUT: This type of argument passes a value to the calling environment. It is used when a function or procedure needs to return more than one value.
d) IN: This type of argument passes a value from the calling environment to the function or procedure. It is used when a function or procedure needs to receive values from the calling environment.
Therefore, the correct answer is:
The Answer is: D. IN.