📝 Examination Management System

A console-based Examination Management System built in C# demonstrating core OOP concepts, generics, events & delegates, and file I/O.
This project simulates a real-world examination platform with multiple question types, automatic grading, and student notifications.

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📑 Table of Contents

• Features
• Technologies Used
• Getting Started
• Usage
• Design Decisions
• Sample Output

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🚀 Features

• Supports multiple question types:

  • True/False
  • Choose One
  • Choose All

• Handles Practice Exams and Final Exams

• Automatic Exam Correction

• File Logging: Questions and exam results are saved to files

• Student Notification System: Implemented using events & delegates

• Designed using OOP principles:

  • Inheritance
  • Polymorphism
  • Interfaces (ICloneable, IComparable)
  • Abstract classes & virtual methods

• Generics: Used for repository management

• Fully extensible: Easily add new question types or exam behaviors

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🛠 Technologies Used

• C# (.NET 7)
• Console Application
• File I/O (StreamWriter)
• Arrays & Generics
• Delegates & Events

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⚙️ Getting Started

Prerequisites

• .NET SDK (6.0 / 7.0) installed
• IDE: Visual Studio or VS Code

Build & Run

1. Clone the repository:

git clone https://github.com//ExaminationSystem.git

🎮 Usage

Follow these steps to run and interact with the Examination Management System:

1. Create a Subject

2. Create Students and enroll them in the subject

3. Create Exams:

   • One Practice Exam
   • One Final Exam

4. Add Questions to exams

5. Select Exam Type:

   • 1 – Practice
   • 2 – Final

6. Start Exam – triggers notifications automatically

7. Answer Questions

8. Finish Exam – results are automatically persisted to a file: _Results.txt

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🧩 Design Decisions

• Abstract Base Classes (Question, Exam) provide extensibility
• Events & Delegates notify students automatically when exams start
• AnswerList uses arrays internally to follow project requirements
• Cloneable implemented for Question and Exam to allow deep copying
• File Logging ensures a permanent record of questions and exam results

📊 Sample OutPut

💻 Example Of How Exam Results Saved

--- Practice Exam: Programming 101 ---

Q1: C# is a statically typed language? (Marks: 5)

Student Answer: True

Correct Answer: True

Marks Earned: 5

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Q1: Which Language developed By Microsoft? (Marks: 5)

Student Answer: C#

Correct Answer: C#

Marks Earned: 5

Final Grade: 10 / 10

Results saved to Programming101_Results.txt

💻 Example Question Flow

--- Practice Exam: Programming 101 ---

Q1: C# is a statically typed language? (Marks: 5)

1. True
2. False Enter Answer Id: 1

Q2: Which language is primarily used for Android development? (Marks: 5)

1. C#
2. Java
3. Python Enter Answer Id: 2

Q3: Which are programming languages? (Marks: 5)

1. Python
2. HTML
3. Java
4. CSS Enter Answer Ids separated by comma: 1,3