Exception Handling in PL/SQL
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Exception Handling in PL/SQL

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@SurrealBiedermeier

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Questions and Answers

What keyword is used in PL/SQL to explicitly generate an exception?

  • EXCEPTION
  • RAISE (correct)
  • THEN
  • BEGIN

    • What action is specified within the EXCEPTION block in PL/SQL?

  • Handling exceptions (correct)
  • Generating exceptions
  • Variable declarations
  • Conditional checks

    • In the given PL/SQL code, what will happen if the value of 'crno' is greater than 3?

  • 'crno' will be set to 0
  • 'crno' will be set to 3
  • 'crno' will be ignored
  • An exception will be raised (correct)

    • What does 'dbms_output.put_line' do in PL/SQL?

    <p>Outputs a message to the screen</p> Signup and view all the answers

    Which data type is used for 'sno' in the PL/SQL code snippet?

    <p>&amp;rollno</p> Signup and view all the answers

    What does the 'RAISE invalid_total;' statement do in PL/SQL?

    <p>Generates a user-defined exception</p> Signup and view all the answers

    What is the purpose of the 'set serveroutput on;' statement in PL/SQL?

    <p>Enables output display</p> Signup and view all the answers

    Why is 'Total number of courses cannot be more than 3' displayed in the output?

    <p>'crno' was set to 5</p> Signup and view all the answers

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