Full exam for Technologies for Information Systems in the Computer Engineering degree programme at Politecnico di Milano. The document covers: Technologies for Information Systems Part I (10 points) prof. L. Tanca – February 20th, 2018 Available time: 25 minutes Last Name _________________________________________________________________ First Name ________________________________________________________________ Student
Full exam for Technologies for Information Systems in the Computer Engineering degree programme at Politecnico di Milano. The document covers: Technologies for Information Systems Part I (10 points) prof. L. Tanca – February 20th, 2018 Available time: 25 minutes Last Name _________________________________________________________________ First Name ________________________________________________________________ Student
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Technologies for Information Systems Part I (10 points) prof. L. Tanca – February 20th, 2018 Available time: 25 minutes Last Name _________________________________________________________________ First Name ________________________________________________________________ Student ID ________________ Signature_______________________________________ 1) List and describe the main dimensions of Data Quality 2) Describe the Box-Plot method for displaying the distribution of data, using an example to illustrate it clearly • 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 (23 points) prof. L. Tanca – February 20th, 2018 Available Time: 2h 00m Last Name _________________________________________________________________ First Name _______________________________________________________________ Student ID ________________ Signature_______________________________________ PoliCoach is a transport company offering coach services in Italy. PoliCoach issues tickets for the travels; tickets are strictly personal, and may comprehend multiple travels. The price of a specific travel may vary depending on the other travels with which it is sold, therefore the total price of a ticket cannot be decomposed into the prices of the component travels. UniCoach too is a transport company offering coach services, but it operates in France, Spain and Portugal. UniCoach issues personal and group tickets, and each ticket is valid for a single travel. The price of a travel for each person is fixed. PoliCoach and UniCoach have now merged into a unique company named…
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