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COMP2330

COMP2330. Subject Review. Final Exam. Time: 14:45-16:45, 4 May 2010 Venue: SHALL 6 questions 8 pages 2 hours 20% percent (programming) distributed among all chapters. Course Structure. General concepts Network programming Internetworking and TCP/IP Socket programming basics

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COMP2330

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  1. COMP2330 Subject Review

  2. Final Exam • Time: 14:45-16:45, 4 May 2010 • Venue: SHALL • 6 questions • 8 pages • 2 hours • 20% percent (programming) • distributed among all chapters

  3. Course Structure • General concepts • Network programming • Internetworking and TCP/IP • Socket programming basics • Client-server design • Principles of computer communications • Physical layer • Data link layer • Standardized networks • Ethernet • Wireless Ethernet (WiFi) • Network layer

  4. Physical Layer (Cont.) • Encoding / Modulation • Digital data, digital signal • Digital data, analog signal • Analog data, digital signal • Analog data, analog signal

  5. Physical Layer (Cont.) • Multiplexing • FDM • WDM • TDM • Synchronous TDM • Statistical TDM

  6. Data Link Layer • Framing • Error type • Error control • Error detection: Parity check, CRC • Error correction: Hamming Distance (block code) or ARQ • Flow control • Stop and wait • Sliding window • ARQ • Stop and wait • Go back N • Selective reject

  7. Data Link Layer (Cont.) • Local Area Network • Different topologies • Bus, hub, bridge, switch • IEEE 802 protocol architecture • Data link layer is divided into two sub-layers: • LLC and MAC

  8. Data Link Layer (Cont.) • IEEE 802.3 • ALOHA, slotted ALOHA, CSMA • MAC: CSMA/CD • IEEE 802.11 • Architecture • MAC: CSMA/CA • Hidden Terminal

  9. Network Layer • Circuit Switching • Packet Switching • Datagram • Virtual circuit • Routing • Different routing strategies • Least-cost routing algorithms (Dijkstra’s algorithm and Bellman-Ford algorithm)

  10. Consultation Hours of Dr. Chu • 15:00-17:00 24 April 2010 • 10:00-12:00 3 May 2010 • 15:00-18:00 3 May 2010

  11. Consultation Hours of Dr. Liu • 14:00-16:00 30 April 2010 • 10:00-12:00 3 May 2010 • 15:00-18:00 3 May 2010

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