Exam 11: Inputoutput and Exception Handling

Consider the following code snippet: PrintWriter outputFile = new PrintWriter(filename); WriteData(outputFile); OutputFile.close(); How can the program ensure that the file will be closed if an exception occurs on the writeData call?

Which of the following statements about the finally clause in a try block is NOT true?

Consider the following code snippet: File inputFile = new File("input.txt"); You wish to read the contents of this file using a Scanner object. Which of the following is the correct syntax for doing this?

Which of the following statements about checked and unchecked exceptions is NOT true?

Which of the following statements about reading web pages is true?

Consider the following code snippet. Scanner inputFile = new Scanner("hoursWorked.txt"); Which of the following statements is correct?

The Java compiler requires that your program handle which type of exceptions?

Insert the missing code in the following code fragment. This fragment is intended to read an input file named dataIn.txt that resides in a folder named payroll on the C: drive of a Windows system. public static void main(String[] args) throws FileNotFoundException { File inputFile = ________; Scanner in = new Scanner(inputFile); ) . . }

Which of the following statements about reading and writing binary data is correct?

When reading words with a Scanner object, a word is defined as ____.

Under which condition will the Scanner constructor generate a FileNotFoundException?

Consider the following code snippet: Scanner in = new Scanner(. . .); While (in.hasNextLine()) { String input = in.nextLine(); System.out.println(input); } Which of the following statements about this code is correct?

Which of the following statements reflects the textbook's recommendations about closing files?

An example of a fatal error that rarely occurs and is beyond your control is the ____.

Which of the following is the correct syntax for creating a File object?

Consider the following code snippet: public static void main(String[] args) throws FileNotFoundException Which of the following statements about this code is correct?

Insert the missing code in the following code fragment. This fragment is intended to read all words from a text file. File inputFile = new File("dataIn.txt"); Scanner in = new Scanner(dataIn.txt); While (____________) { String input = in.next(); System.out.println(input); }

When you start a Java program from a command line and supply argument values, the values ____.

The PrintWriter class is an enhancement of the ____ class.

When a program throws an exception within a method that has no try-catch block, which of the following statements about exception handling is true?