Which of the following is not a valid C variable name?
A. int number;
B. float rate;
C. int variable_count;
D. int $main;
Answer: Option D
This Question Belongs to C Program >> C Fundamentals
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What is the primary purpose of a function prototype in C?
A. Declare a variable
B. Declare a function
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D. Assign a value
What is the correct syntax for declaring a variable in C?
A. int variable_name;
B. variable_name = 5;
C. variable_name int;
D. int = variable_name;
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