Question

How many main functions can be used in a C program ? (A) 2 (B) 3 (C) 1 (D) 4​

Answer 1

Answer:

1) main() in C program is also a function. 2) Each C program must have at least one function, which is main(). 3) There is no limit on number of functions; A C program can have any number of functions. 4) A function can call itself and it is known as “Recursion“.

Explanation:

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Answer 2

2 is the correct option