CNIT 155 FINAL EXAM QUESTIONS & ANSWERS

CNIT 155 FINAL EXAM QUESTIONS & ANSWERS


What is stored in array C?

int [ ]C = new int [5] {10, 20, 30, 40, 50};
for (int k = 0; k < 4; k++)
{
c[k] = c[k + 1];
} - Answers -20, 30, 40, 50, 50

What is the Outcome?
// Assume user has entered Hello

int side;
int area;
side = int.Parse(txtSide.Text);
if (int.TryParse(txtSide.Text, out side) == false)
{
Messagebox.Show(" ...");
txtSide.Focus();
return;
}
area = side * side;
txtOutput.Text = area.ToString(); - Answers -runtime error (line 3)

What is the Outcome?
// Assume user has entered five:

int side;
int area;
if(int.TryParse(txtSide.Text, out side)== false)
{
Messagebox.Show(" Enter a whole number.");
txtSide.Focus();
return;
}
area = side * side;
txtOutput.Text = area.ToString(); - Answers -Message will be displayed and user can
enter a valid input.

Fill in the blank.
Valid range is 16 to 90 (inclusive)

if (age < 16 ------- age > 90) // logical or