A. The actual values read for each argument.
B. 1
C. 0
D. The number of successful read input values.
E. ASCII value of the input read.
Answer: Option D
According to the prototype, the return type of scanf( ) function is int, that is the number of successful read input values.
In C, what is a function primarily used for?
A. Decision making
B. Variable declaration
C. Code organization and reusability
D. Printing output
What is the purpose of a function prototype in C?
A. To declare a function's return type
B. To declare a function's name
C. To declare a function's parameters and return type
D. To declare a function's name and parameters
In C, how are function arguments passed by default?
A. By value
B. By reference
C. By pointer
D. By address
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