A multiple choice test created on c#

Question

A quiz application project of a multiple choice test created on c#

James Axsom · Answer

Hi Bee. You requested a multiple chioce quiz and I delivered. Check it out. See how I did it. Include for anyone to download is the project file. I developed the project using Visual Studio 2017 Community Edition. VS 2017 Community Edition is free of charge. Anyone can download it at Microsoft's website and starting using it. Here are some teasers: Application Start Up: A Correct Answer During Quiz A Wrong Answer During Quiz End Quiz Summary Sample 1 End Quiz Sample Summary 2 Code for the UI Form: If you want to see all the code download the project using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Windows.Forms; namespace MultipleChoiceQuiz { public partial class QuizForm : Form { // Class: QuizForm // Provide the user the questions and possible answers (data) // Provides the user the means to answer the question // Front End Presentation Layer // support variables private DataBase m_dataBase= null ; private Quiz m_quiz = null ; private int m_questionNumber = 0; public QuizForm() { InitializeComponent(); // middle tier components m_dataBase = new DataBase(); m_quiz = new Quiz(); } private void QuizForm_Load( object sender, EventArgs e) { // subscribers subscribe to publisher's events // this is what we call loooooooooose coupling... // publisher.Event += subscriber.Method m_dataBase.QuestionAcquired += this .DataBase_QuestionAcquired; m_dataBase.AnswerProvided += m_quiz.DataBase_AnswerProvided; m_dataBase.DatabaseLoaded += m_quiz.DataBase_OnLoad; m_quiz.AnswerEvaluated += this .Quiz_AnswerEvaluated; m_quiz.QuizEnded += this .Quiz_QuizEnded; // Other initializations and state starts m_dataBase.QueryDatabase(); btnSubmit.Enabled = GetSubmitButtonEnabledState(); UpdateStatusPanels(0, 0, 0m); SetupSummaryListView(); } #region Event Subscriptions public void DataBase_QuestionAcquired( object sender, QuestionEventArgs e) { // Method: DataBase_QuestionAcquired // QuizForm subscriber uses data from publisher DataBase // Present the question to the user/quiz taker Question q = e.Question; lblQuestionNumber.Text = q.QuestionNumber.ToString(); txtQuestion.Text = q.QuestionText; optA.Text = q.AnswerTextA; optB.Text = q.AnswerTextB; optC.Text = q.AnswerTextC; optD.Text = q.AnswerTextD; } public void Quiz_AnswerEvaluated( object sender, EvaluationEventArgs e) { UpdateStatusPanels(e.CorrectlyAnswered, e.IncorrectlyAnswered, e.SuccessPercentage); MessageBox.Show(e.Feedback, "Multiple Choice Quiz" , MessageBoxButtons.OK, MessageBoxIcon.Information); } public void Quiz_QuizEnded( object sender, QuizEndSummaryEventArgs e) { pnlSummary.BringToFront(); foreach (SummaryItem listItem in e.QuizSummary) { ListViewItem i = new ListViewItem(); i.Text = listItem.QuestionNumber.ToString(); ListViewItem.ListViewSubItem s1 = new ListViewItem.ListViewSubItem(); s1.Text = listItem.CorrectAnswer; i.SubItems.Add(s1); ListViewItem.ListViewSubItem s2 = new ListViewItem.ListViewSubItem(); s2.Text = listItem.SubmittedAnswer; i.SubItems.Add(s2); ListViewItem.ListViewSubItem s3 = new ListViewItem.ListViewSubItem(); s3.Text = listItem.Feedback; i.SubItems.Add(s3); lvwSummary.Items.Add(i); } lblAnlysis.Text = e.Analysis; } #endregion #region UI State Management private void ResetAnswers() { optA.Checked = false ; optB.Checked = false ; optC.Checked = false ; optD.Checked = false ; } private void UpdateStatusPanels( int correctAnswered, int incorrectAnswered, decimal successPercentage) { tsslCorrect.Text = $ "Answered Correctly: {correctAnswered}" ; tsslIncorrect.Text = $ "Answered Incorrectly: {incorrectAnswered}" ; tsslPercent.Text = $ "Success Rate: {successPercentage} %" ; } private Boolean GetSubmitButtonEnabledState() { // default to false Boolean result = false ; // Conditions for true // one of the four radio buttons: optA, optB, optC or optD // must have a checked value of ture result = ((optA.Checked == true ) || (optB.Checked == true ) || (optC.Checked == true ) || (optD.Checked == true )); return result; } #endregion #region Ui Control Events private void btnSubmit_Click( object sender, EventArgs e) { // send user answer to the quiz engine for evaluation m_quiz.Evaluate(m_questionNumber, GetSelectedAnswer()); // reset the answers ResetAnswers(); // change submit button state btnSubmit.Enabled = GetSubmitButtonEnabledState(); // advanced the question number m_questionNumber++; // get a new questino m_dataBase.GetQuestion(m_questionNumber); } private void btnStart_Click( object sender, EventArgs e) { m_questionNumber++; m_dataBase.GetQuestion(m_questionNumber); pnlQuestion.BringToFront(); } private void optA_Click( object sender, EventArgs e) { // change submit button state btnSubmit.Enabled = GetSubmitButtonEnabledState(); } private void optB_Click( object sender, EventArgs e) { // change submit button state btnSubmit.Enabled = GetSubmitButtonEnabledState(); } private void optC_Click( object sender, EventArgs e) { // change submit button state btnSubmit.Enabled = GetSubmitButtonEnabledState(); } private void optD_Click( object sender, EventArgs e) { // change submit button state btnSubmit.Enabled = GetSubmitButtonEnabledState(); } #endregion #region Supporting Subroutines private void SetupSummaryListView() { lvwSummary.Columns.Clear(); lvwSummary.Columns.Add( "Question" , 75, HorizontalAlignment.Left); lvwSummary.Columns.Add( "Correct" , 75, HorizontalAlignment.Left); lvwSummary.Columns.Add( "Submitted" , 75, HorizontalAlignment.Left); lvwSummary.Columns.Add( "Feedback" , 100, HorizontalAlignment.Left); } private string GetSelectedAnswer() { string answer = string .Empty; if (optA.Checked== true ) { answer = "A" ; } if (optB.Checked == true ) { answer = "B" ; } if (optC.Checked == true ) { answer = "C" ; } if (optD.Checked == true ) { answer = "D" ; } return answer; } #endregion } } Have a great day! Stay C#! Stay .Net Framework!

John Rothenberger · Answer

How would you add a print button option to a summary form like this one? Thank You John

Bryian Tan · Answer

Where is your code? Anyway, here are a few examples that might help: http://www.dreamincode.net/forums/topic/145638-a-little-quiz-game/ https://www.c-sharpcorner.com/uploadfile/NikhilJohari/quiz-game/ https://stackoverflow.com/questions/11518593/how-can-i-create-quiz-with-different-types-of-questions

Jacki Thomas · Answer

If someone were to repurpose this quiz for something else, where would you find the questions and answers so that you could change them.

Leonard Jade Balajadia · Answer

Is there a design for this? I am not able to find it in the file you sent. Edit: I just found it. Sorry about that. :)