Comparison of simple retrieval process model with google

Comparison of simple retrieval process with google:
In this model the text objects can be compared with number of websites. Google indexes these websites which contains information and these can be compared with the indexed objects in the model. When the users need any information, according to their information need they put a query to the google. Then google compares the query with the indexed objects and retrieves some objects and this can be compared with the retrieved objects. If the retrieved objects are relevant to the user’s information need then the process stops. If it is not relevant then the users may change the way of query or the information need itself.