Below Point should remember during hybris interview
1. Payment extension provide payment framework in hybris
2. Payment extension support payment gateway adapter to communicate with payment provider.
3. Payment extension basically provide interface to create payment gateway like Cybersource payment gateway adapter
4. During payment all information means data require for payment operation is stateless and only transcational data is persisted in database
Payment extension store only it does not store any data that used in payment cards
a. Payment transaction data
b. Payment history data