Digital technologies / Year 9 and 10 / Digital Technologies Knowledge and Understanding

Version 8
Switch to version 9
View on Australian Curriculum website Australian Curriculum, Assessment and Reporting Authority
Curriculum content descriptions

Analyse simple compression of data and how content data are separated from presentation (ACTDIK035)

Elaborations
  • explaining how simple compression schemes reduce the size of repetitive data, for example how run length encoding reduces the size of images
  • explaining the difference between lossy and lossless compression, for example the difference between JPEG and PNG images
  • explaining codecs for audio-visual compression, for example common codecs for video formats
  • generating a layout or report in a database or applying a style sheet to a web page
General capabilities
  • Critical and creative thinking Critical and creative thinking
  • ICT capability Information and Communication Technology (ICT) capability
ScOT terms

Data representation,  Computer files,  Data compression

Refine by resource type

Refine by year level


Refine by learning area


Refine by topic

Related topic
  • No suggestions

3 direct matches to ACTDIK035

Text

Seeing the big picture

  • TLF-IDM021037

This practical lesson sequence examines lossy and lossless techniques of data compression. Students perform comparisons of various compressions on a variety of images.

View detailsView resource
Text

Years 9–10: Cybersecurity

  • TLF-IDA004785

This unit considers how and why data is kept secure on the internet. Students refresh and build on their understanding of network hardware and internet protocols. They examine the Australian Privacy Principles and their implications for individuals and organisations, providing a rationale to explore how cyberthreats can ...

View detailsView resource
Text

Years 9–10: Webpage design

  • TLF-IDA004784

This unit introduces students to key layers of webpage development that represent content, structure and presentation. Students develop simple webpages employing hypertext markup language (HTML) for the structure of webpage content, as well as Cascading Style Sheets (CSS) for styling. They explore aesthetics in modern webpage ...

View detailsView resource