Subject details

Upon successful completion of this subject you should be able to:

  1. explain the basic concepts of data communication

  2. demonstrate knowledge of higher level aspects of data communications and network technology, details of the underlying mechanisms, principles, reference models, protocols, error handling, appropriate for the development of software applications in a networked environment

  3. design computer programs that are aware of basic aspects of networking

  4. describe emerging networking technologies

  5. analyse communications systems that use the TCP/IP protocol suite and the abstract 7-layer OSI reference model

  6. apply knowledge of data communications concepts to solve problems involving data communications flow control and error control methods

  7. apply mathematical/analytic skills to basic performance evaluation, utilization, throughput and delay.

  • Topics

    • Introduction to Data Communications and Networking
    • Data and signal transmission
    • Signal Encoding Techniques
    • Error Detection and Correction
    • Data Link Control
    • Multiplexing
    • Medium Access control
    • Wide Area Networks
    • Internet and Transport Protocols
    • Routing
    • Internet Applications
  • Study resources

    • Instructional Methods

      • Chat Rooms
      • Disscusion forum/Discussion Board
      • Embedded Multimedia
      • Online assignment submission
      • Podcasting/Leacture capture
      • Standard Media
      • Streaming Multimedia
      • Web links
    • Online Materials

      • Resources and Links
      • Printable format materials
      • Audio-Video streaming
      • Simulations

Entry Requirements

You are recommended to have completed the following subjects(s) or have equivalent knowledge before starting this unit:

Special requirements

  • OtherDetails -

    Stable broadband connection required to access online learning materials and live chat sessions / recordings. (note: mobile broadband users may have difficulties participating in live chat sessions)

This degree aims to provide a broad introduction to the fundamentals of data communication and network technology. The emphasis is on higher aspects of data communication from the perspective of computer scientists and information technologists; the degree covers the underlying mechanisms and their characteristics that need to be considered by communicating application software.
Topics include:
  • principles and reference models of data communication
  • basic operation of communication systems
  • protocols and error handling, and applications in networked environments.

  • Assignment 1 (20%)
  • Assignment 2 (30%)
  • Invigilated Exam (50%)

Textbooks are subject to change within the academic year. Students are advised to purchase their books no earlier than one to two months before the start of a subject.


  • Data and Computer Communications
  • William Stallings
  • 9781292014388
  • Print
View textbooks

Related Degrees

undergraduate RMI-CPT-DEG-2018

Bachelor of Information Technology

  • Foundation Subjects
  • Core Subjects - Level 1
  • Core Subjects - Level 2