Bank Management using C concepts

1st semester project

Overview

This console-based banking management project was developed for our first semester project to practically apply our understanding of the C/C++ programming languages. The system uses a file-based storage system to persist data across sessions.

We worked upon this project as a group where my work mainly involved implementing:

• Account management, Transaction, Credit card information and navigating around the project.

Features

1. Account Management

   • Create and manage user accounts.
   • Update account details.
   • Delete accounts.

2. Transactions

   • Transfer funds between accounts.
   • Validate transactions using account details and passwords.

Modules and Functions

1. Main Menu

• Displays options for account management, fund transfer, credit cards and loans.
• Prompts the user to choose an option and navigate to the respective function.

2. Account Management

• Create Account: Collects user details (name, address, phone number, account type) and stores them in a file.
• Update Account: Allows users to update their account details.

3. Fund Transfer

• Prompts user for source and destination account numbers and amount.
• Validates account details and performs the transfer if the source account has sufficient balance.

4. Credit Card Information

• Prompts user for card details (card number, expiration date, CVV).
• Validates the card details and processes the payment.

5. Loan Management

• User can apply for loans on their account.
• Display the user current pending loans and its details.

File Storage

login.txt

• Purpose: Stores login credentials for users.
• Format: Each line contains three fields separated by spaces:
  • name: Name of the user (string)
  • acc_no: Account number (integer)
  • pass: Password (string)

balance.txt

• Purpose: Tracks account balances for transactions.
• Format: Each line contains three fields separated by spaces:
  • name: Name associated with the account (string)
  • accno: Account number (integer)
  • balance: Current balance in the account (floating point number)

aci.txt

• Purpose: Stores detailed account information.
• Format: Each line contains five fields separated by spaces:
  • name: Name of the account holder (string)
  • ac_no: Account number (integer)
  • add: Address of the account holder (string)
  • phone_no: Phone number associated with the account (integer)
  • type: Type of account (string)

cards.txt

• Purpose: Stores information related to credit/debit cards.
• Format: Each line contains five fields separated by spaces:
  • cardNumber: Card number (string)
  • cardHolderName: Name of the card holder (string)
  • expiryDate: Expiry date of the card (string, MM/YY format)
  • cvv: CVV number (integer)
  • balance: Current balance on the card (floating point number)

loans.txt

• Purpose: Records information about loans.
• Format: Each line contains four fields separated by spaces:
  • customerName: Name of the customer applying for the loan (string)
  • loanamount: Amount of the loan (floating point number)
  • interestRate: Interest rate associated with the loan (floating point number)
  • loanDuration: Duration of the loan in months (integer)