Computer Science and Information Technology

 10: Computer Networks Concept of layering
. LAN technologies (Ethernet)
. Flow and error control techniques, switching
. IPv4/IPv6, routers and routing algorithms (distance vector, link state)
. TCP/UDP and sockets, congestion control
. Application layer protocols (DNS, SMTP, POP, FTP, HTTP)
. Basics of Wi-Fi. Network security: authentication, basics of public key and private key cryptography, digital signatures and certificates, firewalls.