Question $1.(10$ marks$)$ Scenarios and Use Case Descriptions

This question tests your proficiency at identifying scenarios and at writing use case descriptions. Below is a partial use case description for using a proposed automated Student Information System $($SIS$)$ to manage a student's term enrollment: it describes the main scenario for Adding a Course to a student's enrollment. Pleas use Visio.

$\backslash$table$[[$Student$,$System response$],[1.$ Login into SIS$],[,2.$ Validate login$],[,\backslash$table$[[3.$ Display SIS options:$],[-$ enrollment$],[-$ transcript$],[-$ course catalogue$],[-$ schedule of classes$],[-$ examination schedule$]]],[4.$ Select enrollment$],[,5.$ Display terms enrolled$],[6.$ Select term$],[,\backslash$table$[[7.$ Display selected term's course schedule$],[$and allowable operations:$],[-$ add course$],[-$ drop course$],[-$ swap course enrollments$],[-$ print course schedule$]]],[8.$ Select "add course" operation$],[,9.$ Display "add course" form$],[\backslash$table$[[\backslash$table$[[10.$ Enter the class number of the course to$],[$be added$]]]]],[,\backslash$table$[[11.$ Display selected course, including$],[$information about related course meets$],[($e$.$g$.,$ tutorials, laboratory, discussion$],[$meets$)]]],[\backslash$table$[[12.$ Enter the class number of the related$],[$course meets$]]],[13.$ Submit request$],[,\backslash$table$[[14.$ Display information of successfully$],[$added course.$]]]]$