Types of Files
A Master file is a permanent file of all the data needed by a business. Some of the fields may be regularly updated from transactions.

A Transaction file is a temporary file of all the transactions (items, bought sold, added, deleted etc) which have taken place in a given period.

An Archive file is a file of data in long-term storage (usually for legal reasons). Archive files will contain all information about the past dealings of the business and would normally be stored on a different site in case of fire etc...

 

One record of a Master File

 

Exercise : Types of Files
Items bought, sold, deleted or new items stocked are all examples of .

They are saved in a transaction file which is a file used to update a - a file of all the data a business may need.

For long-term storage data is placed in an file.

 

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