Transaction Processing System

Mini Project – 24UCS271 Lab

---

Objective

This mini project focuses on understanding, modifying, and extending a Transaction Processing System program. Students are expected to analyze existing code, improve it, and add new functionalities while following good coding practices.

---

Reference Code

Review the given source code before starting the project:

🔗 https://replit.com/@ashokb/Unit5Programs#trans.c

---

Tasks to be Performed

1. Compile and run the given executable code.
2. Perform your own testing of the program.
3. Add a new account detail and regenerate the accounts.txt file.
   • Inspect the contents of the file.
   • Verify whether the output matches your expectations.
4. Identify and fix any logical errors in the program.
5. Add new functionality
   • Example: Listing all account information.
6. Optimize the program for better performance and efficiency.

---

Evaluation Criteria

1. General (25 Points)

Activity	Points	Remarks
Self-effort	5	Student’s own assessment of hours spent (no copying or external references)
Turnaround Time	10	Provide three time slots; earlier demo gets more points
Project Demo	10	Demo must be done using repl.it

---

2. Comprehension (15 Points)

Activity	Points
Domain Knowledge	5
Added Functionality (Ideas)	5
Code Comprehension	5

---

3. Modification (35 Points)

Activity	Points
Code Improvement	5
Functional Decomposition	10
Refactoring for Memory Usage	10
Refactoring for Speed	10

---

4. Innovation (45 Points)

Activity	Points
New Features / User Stories (Faculty specified)	5
Requirement to Code Translation	10
Added Functionality (Simple – Error Handling)	10
Added Functionality (Advanced)	20

---

Total Marks

120 Marks
➡ Reduced to 20 Marks for final evaluation

---

Rules for Mini Project Implementation

• Maximum of 2 attempts will be given for project presentation.
• If dissatisfied with the first score, a second attempt is allowed.
• The best score out of the two attempts will be considered final.
• Discussion and clarification among students are allowed.
• Copying or borrowing code is strictly prohibited.
• Violation of plagiarism rules will result in a zero (0 / NULL) score.

---

Additional Reference

🔗 http://j.mp/transactionUnit5
🔗 https://htmlpreview.github.io/?https://github.com/kgisl/makesite/blob/master/content/blog/2021-06-23-unit5-mini-project.md.html 🔗 https://github.com/24UCS271-MiniProject/miniProjectSourceCode/

---

Date: 31/01/2026
Time: 06:42