Quiz Handler gives out a quiz to the users, and then calculates the score and other information.

Quiz1.py

[
    {   #question 1
        'type' : 'multiple-choice',
        
        'text' : 
            'Who was the first U.S. President?\n' +
            '(1) Abraham Lincoln\n' + 
            '(2) George Washington\n' + 
            '(3) John Lennon\n' + 
            '(4) Franklin Roosevelt',

        'answer' : 2
    },
    
    {   #question 2
        'type' : 'yes/no',
        'text' : 'Does the adult platypus have any teeth?',
        'answer' : 'No'
    },
    
    {   #question 3
        'type' : 'multiple-choice',
        
        'text' : 
            'Who made this quote famous?\n' +
            "I do not know if love proves God's\n" +
            'existence, or love is God himself.\n' +
            '(1) Pope John Paul II\n' + 
            '(2) Isaac Asimov\n' + 
            '(3) Ingmar Bergman\n' + 
            '(4) Rev. Sergey Bulgakov',
        'answer' : 3
    },
        
    {   #question 4
        'type' : 'fill-in',
        'text' : 'What is the most populous state in the USA?',
        'answer' : 'California'
    }
]

Quiz2.py

[
    {   # Question 1
        'type' : 'yes/no',
        'text' : 'Is Orange the state capital of California?',
        'answer' : 'No'
    },
    
    {   # Question 2
        'type' : 'multiple-choice',
        
        'text' : 
            'Who made this quote famous?\n' +
            'A professor is one who can speak on any subject\n' + 
            ' - for precisely fifty minutes. \n' +
            '(1) Norbert Wiener\n' + 
            '(2) Atanas Radenski\n' + 
            '(3) George Bush\n' + 
            '(4) Albert Einstein',
        'answer' : 1
    },
        
    {   # Question 3
        'type' : 'fill-in',
        'text' : 'What is the state capital of California?',
        'answer' : 'Sacramento'
    },
    
    {   # Question 4
        'type' : 'multiple-choice',
        
        'text' : 
            'What city is the state capital of California?\n' +
            '(1) Los Angeles\n' + 
            '(2) San Francisco\n' + 
            '(3) Sacramento\n' + 
            '(4) Orange',

        'answer' : 3
    }    
]

QuizHandler.py

# Quiz Handler

import random;

# Ask questions, collect answers, count attempts, and determine marks:
def handleQuiz():
    marksTotal = 0; attemptsTotal = 0;
    quiz = inputQuiz();
    random.shuffle(quiz);
    questions = len(quiz);
    
    for question in quiz:
        mark, attempts = evaluate(question, limit = 3); 
        marksTotal = marksTotal + mark; 
        attemptsTotal = attemptsTotal + attempts; 

    summarizeQuiz(marksTotal, questions, attemptsTotal);

# Print number of questions and score:
def summarizeQuiz(marksTotal, questions, attemptsTotal):
    print 'Number of questions attempted:', questions;
    if (questions > 0):
        print 'Total attempts:', attemptsTotal;
        print 'Total marks:', marksTotal;
        decimal = float(marksTotal) / questions;
        score = round(100 * decimal);
        print 'Score on a 100 points scale:', score;

# Input quiz from a file:
def inputQuiz():
    fileName = raw_input('Enter quiz file name: ');
    quizFile = open(fileName, 'r');
    quizText = quizFile.read();
    quizList = eval(quizText);
    quizFile.close();
    return quizList;

# Display single question:
def displayQuestion(question):
    print '...';
    print question;

# Evaluate multiple choice question responses up to a limit:
def evaluateMultipleChoice(question, answer, limit):
    mark = 0; attempts = 0;
    while (attempts < limit):
        displayQuestion(question);
        choice = raw_input('Enter choice: ');
        attempts = attempts + 1;
        if (choice == str(answer)):
            print 'That is correct!';
            mark = 1; break;
        else:
            print 'Incorrect choice: ', choice;
    return mark, attempts;

# Evaluate fill-in question responses up to a limit:
def evaluateFillIn(question, answer, limit):
    mark = attempts = 0;
    while (attempts < limit):
        displayQuestion(question);
        response = raw_input('Enter response: ');
        attempts = attempts + 1;
        if (response == str(answer)):
            print 'That is correct!';
            mark = 1;
            break;
        else:
            print 'Incorrect response: ', response;
    return mark, attempts;

# Evaluate Yes/No question once:
def evaluateYesNo(question, answer):
    displayQuestion(question);
    response = inputYesNo();
    if (response == str(answer)):
        print 'That is correct!';
        mark = 1;
    else:
        print 'Incorrect response: ', response;
        mark = 0;
    attempts = 1;
    return mark, attempts;

# Input valid answer for a Yes/No question:
def inputYesNo():
    response = raw_input('Enter response [Yes/No]: ');
    while (response != 'Yes' and response != 'No'):
        print 'Invalid response: ', response;
        response = raw_input('Enter response [Yes/No]: ');
    return response;    

# Evaluate single question:
def evaluate(question, limit):
    if (question['type'] == 'multiple-choice'):
        return evaluateMultipleChoice( 
            question['text'], question['answer'], limit);
    if (question['type'] == 'yes/no'):
        return evaluateYesNo( 
            question['text'], question['answer']);
    if (question['type'] == 'fill-in'):
        return evaluateFillIn( 
            question['text'], question['answer'], limit);
    print 'Error: Unknown question type';
    return 0, 0; # mark = 0, attempts = 0;