What does the following code do?

if (myString.charAt(0) == myString.charAt(myString.length() - 1))
{
    System.out.println(myString.substring(1, myString.length() - 1));
}

Given the following String variable initialization:

String days = "     Monday,Tuesday,Wednesday,Thursday,Friday     ";

Assuming r has been defined as a double variable representing the radius of a circle, which of the following Java expressions would most accurately compute the circle area?

When using the term interface in the context of Java class documentation, which of the following statements is not true?

Which of the following is not a valid tag when using javadoc to generate class documentation?

The following code fragment is intended to keep reading in an integer from the user until the number entered is between 1 and 10 (inclusive). 

What kind of error does this code contain, and where?

The following code fragment is intended to keep reading in an integer from the user until the number entered is between 1 and 10 (inclusive). 

What kind of error does this code contain, and where?

The following code fragment is intended to keep reading in a decimal value from the user until the number entered is between 0 and 1 (inclusive). 

What kind of error does this code contain, and where?

The following code fragment is intended to keep reading in an integer from the user until the number entered is between 1 and 10 (inclusive). 

What kind of error does this code contain, and where?

The following code fragment is intended to keep reading in an integer from the user until the number entered is between 1 and 10 (inclusive). 

What kind of error does this code contain, and where?