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: Option D
This Question Belongs to C Plus Plus Programming >> Variables And Data Types In C Plus Plus
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