Question 1 What is the output after the following code executes? int x=10; if (

Question

Question 1 What is the output after the following code executes?

int x=10; if ( ++x > 10 ) {

x = 13;

}

cout << x;

Question 2 What is the output of the following program segment?

int x = 0;

++x;

x++;

++x;

x++;

++x;

cout << x;

Question 3 What is the value of the following expression? (false || (4-3 && 6))

true

false

0

illegal syntax

Question 4

if x is -1, what is the value of (!(x == 0))?

false

true

unable to determine

invalid syntax

Question 5 Given the following code, what is the final value of i at the end of the program? int i; for(i=0; i<=4;i++) { cout << i << endl; }

Question 5 pow(2,3) is the same as pow(3,2). Question 14 options: True False

Question 6 The functions pow(), sqrt(), and fabs() are found in which include file?

cstdlib

cmath

iostream

regular

Question 7 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 << factorial(4);

Explanation / Answer

Question 1 What is the output after the following code executes?
int x=10; if ( ++x > 10 ) {
x = 13;
}
cout << x;

x = 13

Question 2 What is the output of the following program segment?
int x = 0;
++x;   // 1
x++; // 2
++x; // 3
x++; // 4
++x; // 5
cout << x;

x = 5

Question 3 What is the value of the following expression? (false || (4-3 && 6))

true

Question 4
if x is -1, what is the value of (!(x == 0))?
true
Question 5 Given the following code, what is the final value of i at the end of the program? int i; for(i=0; i<=4;i++) { cout << i << endl; }
0
1
2
3
4
Question 5 pow(2,3) is the same as pow(3,2). False
Question 6 The functions pow(), sqrt(), and fabs() are found in which include file?
cmath
Question 7 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 << factorial(4);

0

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