Which of the following is a valid constant in C#?
A. const float PI = 3.14;
B. readonly float PI = 3.14;
C. float const PI = 3.14;
D. const PI = 3.14;
Answer: Option A
A. const float PI = 3.14;
B. readonly float PI = 3.14;
C. float const PI = 3.14;
D. const PI = 3.14;
Answer: Option A
What is the correct syntax to declare a variable in C#?
A. variable int num;
B. num = int;
C. int = num;
D. int num;
Which of the following is NOT a valid variable name in C#?
A. 1variable
B. _variable
C. variable1
D. Variable
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