Which is the only function all C programs must contain? A. start() B. system() C

Question

Which is the only function all C programs must contain? A. start() B. system() C. main() D. printf() Which of the following is not a correct variable type? A. float B. real C. int D. char In C. if you pass an array as an argument to a function, what actually gets passed? A. Value of elements in array B. First element of the array C. Base address of the array D. Address of the last element of array The value obtained in the function is given back to main by using keyword? A. return B. static C. new D. volatile Array with 'n' numbers of element will always have the last index equal to A. n B. n + n C. n-1 D. n + 1

Explanation / Answer

1. Which is the only function all C programs must contain?

C. main(): This is where the compilation starts.

2. Which of the following is not a correct variable type?

B. real: Real numbers are represented using float.

3. In C, if you pass an array as an argument to a function, what actually gets passed?

C. Base address of the array.

4. The value obtained in the function is given back to main by using A. return keyword.

5. Array with n number of elements will always have the last index equal to C. n-1.

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