Files
lnet_tutor/exam_system/READY_TO_USE.md
2025-10-22 20:14:31 +08:00

5.2 KiB

System Ready to Use!

Current Status: FULLY OPERATIONAL

Your exam system is complete with all requested features!

🎯 What's Ready

1. User System ✓

  • User registration
  • User login/logout
  • Session management
  • Test account: testuser / test123

2. Exam Taking ✓

  • Start/continue/resume exams
  • Timer with countdown
  • Autosave every 10 seconds
  • 5 question types supported

3. Automatic Scoring ✓

  • Activated for: exams with ONLY single_choice and true_false questions
  • Shows: immediate score, percentage, pass/fail, correct count
  • Not activated for: exams with essay, code_simple, or code_exercise

4. Exam History ✓

  • View all your attempts
  • See scores for auto-graded exams
  • View detailed results
  • Retake any exam unlimited times

📋 Available Exam

Python Fundamentals - Easy Level

Details:

  • 10 questions (5 MCQ + 5 T/F)
  • 50 total points
  • 45 minutes
  • ✓ Auto-scored
  • 70% to pass (35 points)

Topics:

  • Lists and data types
  • Functions
  • Variables
  • Python syntax
  • Comments

🚀 How to Use

Quick Start

  1. Open browser: http://localhost

  2. Login:

    • Click "Login" in header
    • Use: testuser / test123
    • OR register a new account
  3. Take Exam:

    • Click "Start Exam" on "Python Fundamentals - Easy Level"
    • Answer 10 questions
    • Watch autosave status ("Saved")
    • Click "Submit Exam"
  4. See Your Score:

    • Immediate score display
    • Percentage in large circle
    • Pass/Fail status
    • Correct answer count
  5. View History:

    • Click "My History" in header
    • See all attempts and scores
    • Click "Take Again" to retake

📊 Scoring Details

For This Exam (Auto-Scored)

  • Each correct answer: 5 points
  • Each incorrect answer: 0 points
  • Maximum: 50 points
  • Passing: 35 points (70%)

Score Breakdown

After submission, you'll see:

Your Score
   80%
  40 / 50

✓ PASSED

Correct: 8 / 10

Question-Level Details

In the output JSON (data/output/), you'll find:

"score": {
  "totalScore": 40,
  "maxScore": 50,
  "percentage": 80.0,
  "passed": true,
  "byQuestion": [
    {
      "questionId": "q1",
      "earned": 5,
      "max": 5,
      "correct": true
    },
    ...
  ]
}

🎓 Learning Workflow

  1. First Attempt:

    • Take exam honestly
    • See your score
    • Note weak areas
  2. Review:

    • Check output JSON for question-by-question breakdown
    • Identify incorrect answers
    • Study those topics
  3. Retake:

    • Click "Take Again" in history
    • Improve your score
    • Track progress
  4. Iterate:

    • Keep retaking until 100%
    • Build mastery through repetition

📁 Data Persistence

What Gets Saved

For each attempt:

  • All your answers
  • Timestamps (start, submit)
  • Time spent per question
  • Auto-scored: complete score breakdown
  • Manual-graded: awaiting review

Location:

  • Attempts: data/attempts/{userId}/{examId}/
  • Output bundles: data/output/{examId}_{attemptId}.json
  • Progress: data/progress/{userId}.json

🔄 Retake System

How It Works

  1. Finish an exam (get a score)
  2. Go to "My History"
  3. Click "Take Again"
  4. System:
    • Removes from "finished" list
    • Lets you start fresh
    • Preserves old attempts
  5. Take exam again with a clean slate

All Attempts Preserved

  • Every attempt is saved
  • View history to see all scores
  • Compare improvement over time
  • Track learning progress

📈 Progress Tracking

After multiple attempts, you can:

  • Compare scores across attempts
  • See improvement trends
  • Identify consistent weak areas
  • Celebrate perfect scores!

🎨 UI Features

Exam List

  • Status badges (Available, In Progress, Finished)
  • "Start" or "Continue" buttons
  • Exam metadata (subject, difficulty, duration)

During Exam

  • Timer with countdown
  • Question counter (Question X of Y)
  • Autosave indicator ("Saved")
  • Previous/Next navigation
  • Submit button

After Submission

  • Auto-scored: Immediate score circle
  • Manual: Confirmation message
  • Links to history and home

History Page

  • All exams you've taken
  • All attempts per exam
  • View results for each attempt
  • Retake buttons

🧪 Test Scenarios

Scenario 1: Perfect Score

  • Answer all 10 questions correctly
  • Expected: 50/50, 100%, PASSED

Scenario 2: Passing Score

  • Answer 7-9 correctly
  • Expected: 35-45/50, 70-90%, PASSED

Scenario 3: Failing Score

  • Answer < 7 correctly
  • Expected: <35/50, <70%, NOT PASSED

Scenario 4: Retake

  • Take exam, get 60%
  • Study weak areas
  • Retake, get 90%
  • See improvement!

🎉 You're All Set!

Everything is ready:

  • Docker containers running
  • Database with users
  • Python exam published
  • Auto-scoring active
  • Frontend complete
  • All features working

Start learning: http://localhost

Login with: testuser / test123

Take the exam and see your instant score! 🚀


Documentation

  • AUTO_SCORING_GUIDE.md - Scoring details
  • HOW_TO_ADD_EXAMS.md - Create new exams
  • USER_SYSTEM_GUIDE.md - User features
  • FINAL_GUIDE.md - Complete guide
  • /docs/exam-format.md - Exam JSON format

Need Help?

Check TROUBLESHOOTING.md or view logs:

docker-compose logs -f