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What is a union in C++?

A. A reserved keyword in C++

B. A user-defined data type that allows storing different data types in the same memory location

C. A way to declare arrays of data

D. None of the above

Answer: Option B


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Related Questions on Structures and Unions in C plus plus

What is a structure in C++?

A. A collection of functions

B. A reserved keyword in C++

C. A user-defined data type containing variables of different data types

D. A way to declare arrays of data