Computer Science - Computer Fundamentals - Discussion

Thank you @Swapnali for explaining with examples.

Thanks @Swapnali.

Master File.

--> The data stored in these files are permanent by nature
--> This file is empty while nature
--> This files are updated only through recent transactions
--> This file stores large amount of data
Eg: customer ledgers, student database

Transaction File.

--> The data stored in these files are temporary by nature
--> This file contains data only for period of time and send to the master file
--> Any data to be modified is done in this file
--> In this file the data to be modified is stored .
Eg: price of the products, customers order for the products, inserting new data to the database etc.

Master file : a collection of records pertaining to one of the main subjects of an information system, such as customers, employees, products and vendors.

I can not understand this. Please explain in detail.

A permanent file, periodically updated, that serves as an authoritative source of data.

What is master file?