CS Ch5 T/F

In a for loop, the control variable is always incremented.

F

The for loop is a posttest loop that has built-in expressions for initializing, testing, and updating.

F

The while loop is always the best choice in situations where the exact number of iterations is known.

F

When the break statement is encountered in a loop, all the statements in the body of the loop that appear after it are ignored, and the loop prepares for the next iteration.

F

A file must always be opened before using it and closed when the program is finished using it.

T

The do-while loop is ideal in situations where you always want the loop to iterate at least once.

T

When the continue statement is encountered in a loop, all the statements in the body of the loop that appear after it are ignored, and the loop prepares for the next iteration.

T

When you open a file with the PrintWriter class, the class can potentially throw an IOException.

T

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.

T

You can use the PrintWriter class to open a file and write data to it.

T