Java Ch. 4
What will be the value of x after the following code is executed? int x = 10, y = 20; while (y < 100) { x += y; y += 20; }
210
If a loop does not contain within itself a way to terminate, it is called a(n):
Infinite loop
What will be the values of x and y as a result of the following code? int x = 25, y = 8; x += y++;
x = 33, y = 9
A loop that executes as long as a particular condition exists is called a(n):
Conditional loop
This is an item that separates other items.
Delimiter
Java provides a set of simple unary operators designed just for incrementing and decrementing variables.
True
When you pass the name of a file to the PrintWriter constructor, and the file already exists, it will be erased and a new empty file with the same name will be created.
True
Assuming that inputFile references a Scanner object that was used to open a file, which of the following statements will read an int from the file?
int number = inputFile.nextInt();
A sentinel value ________ and signals that there are no more values to be entered.
is a special value that cannot be mistaken as a member of the list