IT1712 Basic Exception Handling Quiz
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Questions and Answers

What is an exception in programming?

  • A successful execution of code
  • A disruption in the normal flow of program execution (correct)
  • A process to speed up program execution
  • An event that occurs during compilation

    • Which type of exceptions are known as runtime exceptions?

  • Arithmetic exceptions
  • Checked exceptions
  • Unchecked exceptions (correct)
  • InputMismatch exceptions

    • What does the ArrayIndexOutOfBoundsException exception signify?

  • Assigning a value to an array index with incorrect data type
  • Accessing an invalid index of the array (correct)
  • Invalid use of a null reference
  • Arithmetic error, such as division by zero

    • What does the ClassNotFoundException exception indicate?

    <p>The class is not found (D)</p> Signup and view all the answers

    What is the purpose of a catch block in Java?

    <p>To handle an exception thrown by a try block (B)</p> Signup and view all the answers

    What is the purpose of a try block in exception handling?

    <p>To execute code that might throw an exception (D)</p> Signup and view all the answers

    How is a user-defined exception created in Java?

    <p>By extending the Exception class (B)</p> Signup and view all the answers

    Which method can be used to obtain Java's message about an exception?

    <p>getMessage() (D)</p> Signup and view all the answers

    What does a throw statement do in Java?

    <p>Sends an exception out of a block or method for handling elsewhere (A)</p> Signup and view all the answers

    What type of statements does the finally block in Java contain?

    <p>Statements executed whether or not an exception is thrown (C)</p> Signup and view all the answers

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