CS331: Data Communications and Computer Networks

Data Communications & Network

Lesson 1.2 (Topologies)

Lesson 1.3 (Networks & Internet)

Topologies Practice

Lesson 2.1 (Protocol Layering)

Lesson 2.2 (OSI Model)

Lesson 2.3 (How Hosts Talk Over A Network)

Lesson 2.4 (Physical & Data Link Layer)

Lesson 2.5 (Network & Transport Layer)

Lesson 2.6 (Session,Presentation,Application Layer)

Lesson 2.7 (TCP_IP Protocol)

Practice

Lesson 3.0: Duties of Physical Layer

Lesson 3.1 (Signals)

Lesson 3.2 (Frequency)

Lesson 3.3 (Bit Rate & Bit Interval)

Lesson 3.4 (Transmission Impairments)

Lesson 3.5 (Propagation & Transmission Time)

Lesson 3.6 (Bandwidth-Delay Product)

Lesson 3.7 (Wavelength)

Lesson 4.1 (Guided Media)

Lesson 4.2 (Unguided Media)

Tutorial 2 (Physical Layer)

Physical Layer Practice

Processing time question

Quiz 1 2023 Semester 2

Quiz 1 2024 Semester 1

Lesson 5.1 (DLL Services)

Lesson 5.2 (Framing)

Lesson 5.3 (Types of Error & Detection)

Lesson 5.4 (Simple Parity Check)

Lesson 5.5 (2D Parity Check)

Lesson 5.6 (CRC Intro)

Lesson 5.7 (CRC Practice)

Lesson 5.8 (CRC Performance)

Lesson 5.9 (Checksum)

Lesson 5.10 (Error Correction)

Lesson 6.1 (Multiple Access Protocols)

Lesson 6.2 (Random Access, Aloha)

Lesson 6.3 (Random Access, CSMA)

Lesson 6.4 (Random Access, CSMA_CD)

Lesson 6.5 (Controlled Access)

Lesson 6.6 (Channelization)

Ch 3-Part 1 Practice

Ch 3-Part2 Practice

2D Parity Decoding practice

Major 1 Live

Major 1 (Female) (242)

Major 1 (Male) (242)

Lesson 7.1 (Ethernet)

practice

Lesson 8.1 (Hubs & Switches)

Lesson 8.2 (Routers & VLAN)

practice

Assignment 1

Lesson 9.1 (Packetizing & Packet Switching)

Lesson 9.2 (Addressing)

Lesson 9.3 (Address Classes)

Lesson 9.4 (Subnet Address)

Lesson 9.5 (Subnetting)

Lesson 9.6 (DHCP & ARP)

Lesson 9.7. (Fragmentation)

Lesson 9.8 (NAT & PAT)

practice

Crating Subnets, subnet mask, and subnet ranges

Major 2 (Male) (242)

major 2 Live

Major 2 Review Girls (242)

Practice For Major 2

Lesson 10.1 (Routing Algorithms)

Lesson 10.2 (3 Methods of Routing)

Lesson 10.3 (Forwarding Packets)

Lesson 10.4 (Shortest Path Routing)

(Calculating Costs of Links from Given Distance Vectors)

Quiz 3 Practice

Lesson 11.1 (Transport Layer Duties)

Lesson 11.2 (UDP & TCP)

Lesson 12.1 (DNS)

Lesson 12.2 (Name Resolution)

Formula Sheet

Wireshark Tutorial

Semi-Project 1

Final Exam

Final Exam Practice Questions

Final Exam Practice (Part 2)

Tutorial 5 (For Final)

Tutorial 4 (For Final)