Student Exam - Demo

Online Student Exam

⚠️ SETUP REQUIRED: Before publishing, add your Firebase credentials to the JavaScript code at the bottom. See instructions section below.

Instructions for Students: Enter your name below, answer all questions, and click “Submit Exam” to submit your responses and download a copy.

Student Name:

Question 1

What is 2 + 2?

3
4
5
6

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Question 2

What is the capital of France?

London
Paris
Berlin
Madrid

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Question 3

What is the largest planet in our solar system?

Saturn
Jupiter
Neptune
Uranus

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Submit Exam & Download Results

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Option C: Use R to Read Firebase

# Install firebase package
# install.packages("firebase")

library(firebase)
library(jsonlite)

# Read directly from Firebase
url <- "https://your-project.firebaseio.com/exam_responses.json"
responses <- fromJSON(url)
df <- as.data.frame(responses)
write.csv(df, "exam_responses.csv")

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Advantages of Firebase

✅ No CORS issues - works perfectly on RPubs
✅ Real-time updates - see responses instantly
✅ Free tier - up to 1 GB storage (plenty for exams)
✅ Google-backed - reliable, secure, professional
✅ Easy to scale - can handle thousands of responses
✅ Web console - view/manage data easily
✅ No third-party services - controlled by you
✅ Built-in security - authentication rules available

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