diff --git a/LICENSE b/LICENSE
deleted file mode 100644
index e703f28..0000000
--- a/LICENSE
+++ /dev/null
@@ -1,21 +0,0 @@
-MIT License
-
-Copyright (c) 2023 Siddhant Pawar
-
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is
-furnished to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice shall be included in all
-copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-SOFTWARE.
diff --git a/controllers/questionController.js b/controllers/questionController.js
index 8d3591c..3ceac25 100644
--- a/controllers/questionController.js
+++ b/controllers/questionController.js
@@ -1,32 +1,39 @@
 const questionModel = require('../models/question');
 const mongoose = require('mongoose');
 
-
 const createQuestion = async (req, res) => {
+    const {
+        paperName,
+        questionArray,
+        topicsArray,
+        difficulty,
+        totalMarks,
+        userId
+    } = req.body;
+
     const newQuestion = new questionModel({
         _id: new mongoose.Types.ObjectId(),
-        paperName: req.body.paperName,
-        question: req.body.questionArray,
-        subject: req.body.questionArray[0].subject,
-        topic: req.body.topicsArray,
+        paperName,
+        question: questionArray,
+        subject: questionArray.length > 0 ? questionArray[0].subject : null,
+        topic: topicsArray,
         difficulty: {
-            easy: req.body.difficulty.easy,
-            medium: req.body.difficulty.medium,
-            hard: req.body.difficulty.hard,
+            easy: difficulty.easy,
+            medium: difficulty.medium,
+            hard: difficulty.hard,
         },
-        totalMarks: req.body.totalMarks,
-        createdBy: req.body.userId,
-    }, { timestamps: true });
-    
+        totalMarks,
+        createdBy: userId,
+    });
 
     try {
         await newQuestion.save();
-        return res.redirect('/');
+        return res.status(201).json({ message: 'Question created successfully' });
     } catch (err) {
-        console.log(err);
-        res.status(500).json({ message: "Something went wrong" });
+        console.error(err);
+        return res.status(500).json({ message: 'Internal Server Error' });
     }
-}
+};
 
 module.exports = {
     createQuestion,
diff --git a/models/question.js b/models/question.js
index 08e3501..88d1177 100644
--- a/models/question.js
+++ b/models/question.js
@@ -1,18 +1,53 @@
 const mongoose = require('mongoose');
 
 const questionSchema = new mongoose.Schema({
-    _id: mongoose.Schema.Types.ObjectId, 
-    paperName: String,
-    question: [Object],
-    subject: String,
-    topic: [String],
+    _id: mongoose.Schema.Types.ObjectId,
+    paperName: {
+        type: String,
+        required: true
+    },
+    question: {
+        type: [Object], // You might want to specify a more specific schema for questions
+        required: true
+    },
+    subject: {
+        type: String,
+        required: true
+    },
+    topic: {
+        type: [String],
+        required: true
+    },
     difficulty: {
-        easy: String,
-        medium: String,
-        hard: String,
+        easy: {
+            type: String,
+            required: true
+        },
+        medium: {
+            type: String,
+            required: true
+        },
+        hard: {
+            type: String,
+            required: true
+        }
+    },
+    totalMarks: {
+        type: Number,
+        required: true,
+        validate: {
+            validator: function (value) {
+                return value >= 0;
+            },
+            message: 'Total marks must be a non-negative number.'
+        }
     },
-    totalMarks: Number,
-    createdBy: mongoose.Schema.Types.ObjectId,
+    createdBy: {
+        type: mongoose.Schema.Types.ObjectId,
+        required: true
+    }
 }, { timestamps: true });
 
-module.exports = mongoose.model("Question", questionSchema);
+const QuestionModel = mongoose.model('Question', questionSchema);
+
+module.exports = QuestionModel;