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THIS IS C++ PROGRAMMING: 1.) Which of the following are valid function calls to

ID: 3756212 • Letter: T

Question

THIS IS C++ PROGRAMMING:

1.) Which of the following are valid function calls to the fabs function?

a. fabs(3.5);

b. cout<<fabs(3.5);

c. cin>>fabs(3.5);

d. fabs(cin>>x);

e. fabs(3.5);, cout<<fabs(3.5);, and cin>>fabs(3.5);

f. fabs(3.5); and cout<<fabs(3.5);

2.) What is the output of the following program fragment?
cout << pow(2,3) << endl;

a. 16

b. 2

c. 4

d. 8

3.) floor(4.52) + ceil(2.01)

a. 8.0

b. 6.999

c. 6.0

d. 7.0

4.) Which of the following expression generate a random integer number between 1 and 10, inclusive?

a. rand()%10

b. rand()%10+1

c. rand()%11

d. rand()%9+1

5.) What is the value of i after the following function call?
//function definition
int doSomething(int value)

{

value=35;

return value;

value=13

}

//fragment of main program

int i=0;

cout<<doSomething(i);

a. 13

b. 35

c. 48

d. 0

Explanation / Answer

1-a,b,f

2-d

3-d

4-b

5-b

In Question 1

fab(3.5) is valid and you can store that value and use it.

so it is also correct way of calling fab() function