Question 16 (1 point)

The absolute value function abs is located in the _________ library.

Question 16 options:

	include directive
	tag
	cast
	formal parameter
	actual parameter
	statement
	cstdlib
	function body
	function head
	string
	function call
	pseudocode
	C++ builtin

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Question 17 (1 point)

What is the output of the following function call? //function body int factorial(int n) { int product=0; while(n > 0) { product = product * n; n; } return product; } //function call cout

Question 17 options:

	4
	0
	24
	48

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Question 18 (1 point)

What is the output of the following program fragment? cout

Question 18 options:

	3
	0.5
	0
	0.75

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Question 19 (1 point)

Every include directive must be followed by using namespace std;

Question 19 options:

	True
	False

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