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CIT423Sciences3 Unitsintermediate

Computer Networks and Communication

This course provides a comprehensive overview of computer networks and communication technologies. It covers network classifications, reference models, and various network topologies. Students will learn about network devices, protocols, and administration, including TCP/IP and OSI models. The course also explores data transmission methods, multiplexing techniques, and medium access control, preparing students for effective network management and troubleshooting.

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60h
Study Time
13
Weeks
5h
Per Week
basic
Math Level
Course Keywords
Computer NetworksNetwork ProtocolsOSI ModelTCP/IPNetwork Administration

Course Overview

Everything you need to know about this course

Course Difficulty

Intermediate Level
Builds on foundational knowledge
65%
intermediate
➕
Math Level
Basic Math
📖
Learning Type
Theoretical Focus

Course Topics

Key areas covered in this course

1

Network Classification

2

OSI and TCP/IP Models

3

Network Topologies

4

Network Devices

5

Routing Algorithms

6

Transport Protocols

Total Topics6 topics

Ready to Start

No specific requirements needed

This course is designed to be accessible to all students. You can start immediately without any prior knowledge or specific preparation.

Assessment Methods

How your progress will be evaluated (3 methods)

assignments

Comprehensive evaluation of course material understanding

Written Assessment

tutor-marked assignments

Comprehensive evaluation of course material understanding

Written Assessment

final examination

Comprehensive evaluation of course material understanding

Written Assessment

Career Opportunities

Explore the career paths this course opens up for you

Network Administrator

Apply your skills in this growing field

Network Engineer

Apply your skills in this growing field

System Administrator

Apply your skills in this growing field

IT Support Specialist

Apply your skills in this growing field

Network Analyst

Apply your skills in this growing field

Industry Applications

Real-world sectors where you can apply your knowledge

TelecommunicationsInformation TechnologyHealthcareFinanceEducation

Study Schedule Beta

A structured 13-week journey through the course content

Week
1

Module 1: Introduction to Computer Networks

2h

Unit 1: Network Classification and Reference Models

2 study hours
  • •Define network classifications (LAN, MAN, WAN)
  • •Understand OSI and TCP/IP reference models
  • •Identify functions of each layer in the models
Week
2

Module 1: Introduction to Computer Networks

2h

Unit 2: Network Structures

2 study hours
  • •Describe star, ring, bus, and mesh topologies
  • •Analyze advantages and disadvantages of each topology
  • •Evaluate criteria for effective network design
Week
3

Module 2: Network Devices and Technology

2h

Unit 1: Network Technology

2 study hours
  • •Explain LAN and WAN technologies
  • •Differentiate between circuit switching and packet switching
  • •Describe frame relay and ATM
Week
4

Module 2: Network Devices and Technology

2h

Unit 2: Network Devices–I

2 study hours
  • •Describe repeaters, bridges, switches, and hubs
  • •Explain how each device operates at different OSI layers
  • •Analyze the purpose and functionality of each device
Week
5

Module 2: Network Devices and Technology

2h

Unit 3: Network Devices–II

2 study hours
  • •Describe routers, gateways, and modems
  • •Explain how each device operates at different OSI layers
  • •Analyze the purpose and functionality of each device
Week
6

Module 2: Network Devices and Technology

2h

Unit 4: Integrated Service Digital Network (ISDN)

2 study hours
  • •Explain the concept of ISDN
  • •Understand the architecture and protocols of ISDN
  • •Identify the applications of ISDN
Week
7

Module 2: Network Devices and Technology

2h

Unit 5: Asynchronous Transfer Mode (ATM)

2 study hours
  • •Explain the concept of ATM
  • •Understand the architecture and protocols of ATM
  • •Identify the applications of ATM
Week
8

Module 2: Network Devices and Technology

2h

Unit 6: Data Transmission and Multiplexing

2 study hours
  • •Explain data transmission methods
  • •Understand multiplexing techniques (FDM, TDM)
  • •Differentiate between analog and digital signals
Week
9

Module 2: Network Devices and Technology

2h

Unit 7: Medium Access Control and Data Link Layer

2 study hours
  • •Understand error-handling methods
  • •Explain flow control methods
  • •Identify MAC sublayer protocols (CSMA/CD, Token Passing)
Week
10

Module 3: Network Administration

2h

Unit 1: Network Administration: Scope, Goals, Philosophy and Standards

2 study hours
  • •Define network administration
  • •Understand the scope and goals of network administration
  • •Identify challenges in network administration
Week
11

Module 3: Network Administration

2h

Unit 2: Network Protocols

2 study hours
  • •Explain the function of packets
  • •Understand the layered approach to computer communications
  • •Discuss different protocols and their uses
Week
12

Module 3: Network Administration

2h

Unit 3: Network, Transport and Application Layers

2 study hours
  • •Explain the differences between network, transport, and application layers
  • •Understand routing and congestion algorithms
  • •Explain transport control mechanisms
Week
13

Module 3: Network Administration

4h

Final Revision

4 study hours
  • •Review key concepts from all modules
  • •Work on assignments and TMAs
  • •Prepare for final examination

This study schedule is in beta and may not be accurate. Please use it as a guide and consult the course outline for the most accurate information.

Course PDF Material

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Study Tips & Exam Preparation

Expert tips to help you succeed in this course

1

Create concept maps linking OSI layers and their functions (Units 1-2)

2

Practice subnetting and IP addressing (Units 3-5)

3

Review routing protocols and their characteristics (Unit 6)

4

Focus on network security concepts and best practices (Module 3)

5

Review all TMAs and assignments for key concepts

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