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.

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. Organizational system - Information system
b. Type of business processes - Types of Information Systems
c. Security features of an Information System

James F. Kurose - Keith W. Ross: Reti di calcolatori e internet - Un approccio top down 7/Ed. con MyLab e eText
(edizione italiana a cura di: Antonio Capone (Politecnico di Milano) e Sabrina Gaito (Università Statale di Milano))
ISBN 9788891902542

Challenges will be proposed on a weakly basis, that will be then discussed in class.
The final exam will consist on about ten exercises, aimed at checking basic knowledge and the ability of using them for addressing real problems.

The teaching will be supported by powerpoint slides, that will be discussed with students in class.
Weekly assignments will be given to be solved individually.

Italian

written