quiz 5 review

What is the output of the following code segment? n = 1; while (n <= 5) cout << n << ' '; n++;

1 forever

How many times will the following loop display "Hello"? for (int i = 0; i <= 20; i++) cout << "Hello!" << endl;

21

int x = 0; for (int count = 0; count < 3; count++) x += count; cout << x << endl;

3

What will the following code display? int number = 6 int x = 0; x = --number; cout << x << endl;

5

What will the following code display? int number = 6; int x = 0; x = number--; cout << x << endl;

6

To write data to a file, you define an object of this data type.

ofstream

Assuming outFile is a file stream object and number is a variable, which statement writes the contents of number to the file associated with outFile?

outFile << number;

The do-while loop is a(n) ________ loop that is ideal in situations where you always want the loop to iterate at least once.

post test

The do-while loop is considered a(n) ________ loop.

post test

A for statement contains three expressions: initialization, test, and

update

This is a pre-test loop that is ideal in situations where you do not want the loop to iterate if the condition is false from the beginning.

while