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This question belongs to C Plus Plus Programming Variables And Data Types In C Plus Plus

Variables and Data Types in C plus plus

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Which of the following is the correct way to declare a constant 'PI' with a value of 3.14159 in C++?

A) #define PI 3.14159; B) constant PI = 3.14159; C) double PI = 3.14159; D) const double PI = 3.14159;

Answer & Solution

Correct Answer: Option D

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