First Save

app.py

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+import streamlit as st
+
+# Initialize session state
+if "page_access" not in st.session_state:
+    st.session_state.page_access = {"About": True, "Load Exam": True, "Take Exam": False, "View Results": False}
+
+
+def main():
+
+    # Set app title
+    st.title("Exam Kiosk")
+
+    # Logic to control page access
+    if "exam_loaded" not in st.session_state:
+        st.session_state.exam_loaded = False
+
+    if "exam_completed" not in st.session_state:
+        st.session_state.exam_completed = False
+
+    # Provide instructions
+    instructions = """
+        ### Welcome to the Exam Kiosk version 1.0!
+
+        This application allows you to manage your exam process seamlessly, from loading exams to taking and reviewing results. Follow the steps below to use the app effectively.
+
+        ---
+
+        ## **How to Use the Application**
+
+        ### **Step 1: Explore the About Page**
+        - Navigate to the **About** page to learn more about the system.
+
+        ---
+
+        ### **Step 2: Load an Exam**
+        1. Go to the **Load Exam** page.
+        2. Click the **Load Exam** button to load an exam.
+        3. Once an exam is loaded, you will be redirected to the **Take Exam** page.
+
+        ---
+
+        ### **Step 3: Take the Exam**
+        - On the **Take Exam** page, you can:
+        1. Start answering the exam questions.
+        2. **Finish Exam**: Complete the exam and proceed to the results.
+        3. **End Exam Early**: End the exam without completing all questions and proceed to the results.
+
+        ---
+
+        ### **Step 4: View Results**
+        - Navigate to the **View Results** page to see your exam performance.
+        - After reviewing your results, you can:
+        - **Retake Exam**: Restart the same exam.
+        - **Load Another Exam**: Start a new exam by returning to the **Load Exam** page.
+
+        ---
+
+        ## **Navigation Tips**
+        - The sidebar displays the pages you can currently access.
+        - Some pages will only become accessible as you progress through the workflow.
+
+        ---
+
+        ## **Important Notes**
+        - Make sure to follow the sequence: Load Exam → Take Exam → View Results.
+        - If you wish to restart or load another exam, use the options available on the **View Results** page.
+
+        Enjoy using the Exam Kiosk v1.0!
+    """
+    st.markdown(instructions)   
+
+if __name__ == "__main__":
+    main()  

pages/1_About.py

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+import streamlit as st
+
+def main():
+    app_description = """
+    # About Exam Kiosk
+
+    **Exam Kiosk** is an innovative platform designed to deliver exams generated using the powerful **Nvidia Nemotron AI Model**, providing a seamless and interactive experience for students to take these exams. While the kiosk primarily supports Nemotron-generated exams, it can also handle manually prepared exams. However, manual exam support is an **unsupported feature**.
+
+    ---
+
+    ## **How It Works**
+
+    The **Nemotron Exam Creator** produces exams in a standardized JSON format that includes the exam's structure and content. The Exam Kiosk processes this JSON data and transforms it into a user-friendly interface where students can take their tests efficiently.
+
+    ---
+
+    ## **Key Features**
+
+    - **Accurate Tracking**: 
+    - Monitors correct answers.
+    - Records the time taken to answer each question and complete the test.
+
+    - **Data-Driven Insights**:
+    - Collects detailed performance data for analysis.
+    - Enables the foundation for adaptive learning strategies.
+
+    - **Comprehensive Reporting**:
+    - Generates item analyses to evaluate the quality of questions.
+    - Measures both individual and class performance.
+    - Provides actionable recommendations for fostering adaptive learning environments.
+
+    ---
+
+    ## **Why Use Exam Kiosk?**
+
+    The Exam Kiosk bridges the gap between cutting-edge AI-driven exam creation and robust, data-driven assessment delivery. By leveraging the advanced capabilities of the **Nvidia Nemotron AI Model**, the platform empowers educators with insights and tools to enhance student learning outcomes effectively.
+
+    Discover the future of exams with **Exam Kiosk**!
+
+    App Version: 1.0
+    Created by: Louie F. Cervantes, M.Eng. (Information Engineering)
+    Computer Science Department
+    College of Information and Communications Technology
+    West Visayas State University (C) 2025  """
+    
+    st.markdown(app_description)
+
+if __name__ == "__main__":
+    main()  

pages/2_Load_Exam.py

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+import streamlit as st
+
+def main():
+    st.title("Load Exam")
+
+    # Mock exam loading functionality
+    if st.button("Load Exam"):
+        st.session_state.exam_loaded = True
+        st.session_state.page_access["Take Exam"] = True
+        st.session_state.page_access["Load Exam"] = False
+        st.success("Exam loaded successfully!")
+
+if __name__ == "__main__":
+    main()

pages/3_Take_Exam.py

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+import streamlit as st
+
+
+def main():
+    st.title("Take Exam")
+
+    if not st.session_state.exam_loaded:
+        st.error("Please load an exam first!")
+    else:
+        st.write("Start taking the exam.")
+
+        if st.button("Finish Exam"):
+            st.session_state.exam_completed = True
+            st.session_state.page_access["View Results"] = True
+            st.session_state.page_access["Take Exam"] = False
+            st.success("Exam completed successfully!")
+        elif st.button("End Exam Early"):
+            st.session_state.page_access["View Results"] = True
+            st.session_state.page_access["Take Exam"] = False
+            st.warning("Exam ended early.")
+
+if __name__ == "__main__":
+    main()

pages/4_View_Result.py

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+import streamlit as st
+
+def main():
+    st.title("View Results")
+
+    if not st.session_state.exam_completed:
+        st.error("No completed exam results available.")
+    else:
+        st.write("Displaying results...")
+
+        if st.button("Retake Exam"):
+            st.session_state.exam_completed = False
+            st.session_state.exam_loaded = True
+            st.session_state.page_access["Take Exam"] = True
+            st.session_state.page_access["View Results"] = False
+            st.success("You can retake the exam.")
+        elif st.button("Load Another Exam"):
+            st.session_state.exam_loaded = False
+            st.session_state.exam_completed = False
+            st.session_state.page_access = {"About": True, "Load Exam": True, "Take Exam": False, "View Results": False}
+            st.success("Ready to load another exam.")
+
+if __name__ == "__main__":
+    main()

requirements.txt

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+streamlit