COMPUTER NETWORKS AND INFORMATION SYSTEMS

The course covers the fundamentals of computer networks, particularly the Internet.
The last part will examine the information technology service company to monitor, plan and manage integrated all activities typical of a company.

The student will be aware of the network protocols which support data communication and service sharing through the Internet.

As a prerequisite, the student should be equipped by some basics computer science notions and by logic and mathematical abstraction skills. In the first week of lessons any gaps related to basic computer skills will be filled.

1. Computer Networks
a. Hardware and software architectures
b. Network Protocols
c. Hierarchy of protocols: OSI - TCP/IP

2. The Internet
a. TCP/IP architecture
b. Core protocols: Internet Protocol (IP), Transport Control Protocol (TCP), Domain Name System (DNS)
c. Services: Electronic mail - World Wide Web - Search Engines: organization and performance
d. Application architectures: client/server, peer-to-peer
e. Corporate network and intranet technologies

3. Business Information Systems
a. Netwirk technologies for e-commerce systems
b. Security features of an Information System
c. Blockchain and sustainable digital technologies

James F. Kurose - Keith W. Ross: Reti di calcolatori e internet - Un approccio top down 8/Ed. con MyLab e eText
(edizione italiana a cura di: Antonio Capone (Politecnico di Milano) e Sabrina Gaito (Università Statale di Milano))
ISBN 9788891902542

The final exam will consist of about ten questions, of similar difficulty, covering the different topics covered in the course and aimed at verifying both some basic technical knowledge and the ability to develop solutions to real problems. Each question will be assigned a rating based on the correctness and completeness of the answer given. The final grade is calculated as the sum of the ratings of the individual questions. Among the material made available to students there are exam texts from previous sessions with correct solutions.

The teaching will be supported by powerpoint slides and videos, that will be discussed with students in class.

Italian

written

This subject deals with topics related to the macro-area "Cities, infrastructure and social capital" and contributes to the achievement of one or more goals of U. N. Agenda for Sustainable Development