Provide an example of a Scenario Outline using the Cucumber framework.

Feature: File Upload Functionality

  Scenario Outline: Upload files of different types
    Given the user is on the upload file screen
    When the user clicks on the Browse button
    And the user enters "<filename>" onto the upload textbox
    And the user clicks on the Enter button
    Then the message "File uploaded successfully" should be displayed
    And the file "<filename>" should appear in the uploaded files list

    Examples:
      | filename       |
      | file1.pdf      |
      | file2.docx     |
      | image.png      |
      | data.csv       |

Feature: Role-Based Login

  Scenario Outline: Login as different user roles
    Given the application is open
    When the user logs in with username "<username>" and password "<password>"
    Then the user should land on the "<expected_page>" page
    And the role indicator should show "<role>"

    Examples:
      | username      | password    | expected_page  | role      |
      | admin@co.com  | Admin@123   | Admin Panel    | ADMIN     |
      | mgr@co.com    | Mgr@456     | Dashboard      | MANAGER   |
      | user@co.com   | User@789    | Home           | USER      |

Feature: Registration Form Validation

  Scenario Outline: Validate mandatory field messages
    Given the user is on the registration page
    When the user submits the form with "<field>" as empty
    Then the error "<error_message>" should appear next to "<field>"

    Examples:
      | field       | error_message             |
      | First Name  | First Name is required    |
      | Email       | Email is required         |
      | Password    | Password is required      |
      | Mobile      | Mobile number is required |