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Technologies for Information Systems Part I (10 points) prof. L. Tanca – February 15th, 2017 Available time: 25 minutes Last Name _________________________________________________________________ First Name ________________________________________________________________ Student ID ________________ Signature_______________________________________ 1. Define the concept of association rule in the data -mining context, and give a small example. 2. Briefly define pervasive data management and the main problems that must be solved.  During this part of the exam, students are not allowed to consult books or notes.  Students should answer the theoretical questions using their own words, in order for the teachers to be able to assess their real level of understanding. Technologies for Information Systems Part II (22 points) prof. L. Tanca – February 15th, 2017 Available time: 2h 00m Last Name _________________________________________________________________ First Name ________________________________________________________________ Student ID ________________ Signature_______________________________________ PoliAirways is an airline operating exclusively direct flights across Europe. In order to manage the reimbursements for the lost luggage items, PoliAirways acquires the luggage claim data associated with its own passengers from the airports, and inserts them in to an operational database; this database is then complet ed with the amounts that the airline had to pay to the passengers as reimbursements and with the information related to flights and tickets . T he reimbursement includes both the compensation for the value of the luggage items irretrievably lost and the compensation for the expenses faced by the passengers due to the delay in the luggage delivery (e.g., to…