CSIT435 Spring 2001 Final Examination Study Guide.

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CSIT435 Spring 2001 Final Examination Study Guide

Specifics Exam is on Tuesday May 8th, 2001 It is at 4PM in classroom Duration is 2 hours Total Number of Questions: 10 Total Marks: 25 Short answers required. Some specific problems may be there

Scope Generally, you are tested on the concepts, not on very minor details of each topic Scope is comprehensive, exam covers all important topics If you understand the overall network layered architecture and the role and implementation of each layer, you are 80 percent covered Remaining 20 percent is from peripheral topics

Topics NOT in Exam Delay analysis pages Section 1.9 MIME extensions, IMAP IP fragmentation and reassembly ICMP, RIP, EIGRP, Hierarchical routing CRC calculation, CDMA, Asymmetric keys and digital signatures, SSL, PGP

Topics in Exam Internet and Network Layering Concepts Protocol basics, Circuit, Message and Packet Switching, Protocol layers and service models, Messages and datagrams Application Layer The client-server and peer-to-peer communications, Services needed by an application, HTTP working mechanisms, HTTP persistent and non-

Topics in Exam persistent connections, HTTP user authentication, FTP working principles, SMTP, POP3, DNS, Socket programming, Transport Layer (Service model of transport layer, MUX/DeMux, UDP overview, rdt1.0, rdt2.x and rdt3.x, GBN and SR sliding window protocols, TCP protocol, TCP header and its fields, 3-way handshake for establishing connection, the

Topics in Exam flow control in TCP using receiver window, the management of sliding window at sender and receiver side, congestion control, TCP congestion control using AIMD) Layer 3 (Network Layer) Virtual Circuits vs Datagrams

Topics in Exam Link State and Distance Vector algorithms Inter and Intra-AS routing Class-based and CIDR addressing Route aggregation OSPF, BGP Router architecture, HOL blocking etc. IPv6

Topics in Exam Link Layer Services, Error detection with parity and checksumming including CRC basics Multi-Access strategies (channel sharing, taking turns, random access) TDMA, FDMA Aloha, Slotted Aloha, CSMA, CSMA/CD, token ring

Topics in Exam MAC address, ARP Ethernet’s jam signal and backoff Hubs, bridges and switches PPP details Attacks (sniffing, spoofing, DOS) Symmetric key cryptography Multimedia streaming, packet recovery and new requirements

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