in society generally Limitations Knows that there Understands that Can describe Can explain why the Has a deep and are physical limits the storage of how all data storage of more understanding compromises associated with images and can be complex data of how of the representation multimedia data represented requires more different representing of data but has no requires more numerically physical space, and algorithms data true sense of the physical space regardless of the challenges this balance the relative size of than simple its type, and creates for data loss of quality different numeric and/or that this is transfer and or integrity of measures (eg bit text data achieved communications data against vs byte) using the costs of different storage, and storage why this is techniques relevant in a highly connected world Approximate E D C B A grade level Assessment activities While teachers could use aspects of the tasks presented for summative assessment purposes, the following activities and projects are suggested as potential assessment tasks that could be used for evaluation of student learning and generation of grades or scores as required by most jurisdictions / governments: Students could complete a test or problem set that asks them to perform similar tasks on new data (eg a different sound wave with different bit-resolutions than those presented in the Sampling Sound activity). Ask students to present their learning through development of a creative asset (eg infographic, social media awareness video, podcast episode) that requires them to present their learning in a different medium and can be published to the wider school community.
in society generally Limitations and compromises of representing data Knows that there are physical limits associated with the representation of data but has no true sense of the relative size of different measures (eg bit vs byte) Understands that the storage of images and multimedia data requires more physical space than simple numeric and/or text data Can describe how all data can be represented numerically regardless of its type, and that this is achieved using different storage techniques Can explain why the storage of more complex data requires more physical space, and the challenges this creates for data transfer and communications Has a deep understanding of how different algorithms balance the loss of quality or integrity of data against the costs of storage, and why this is relevant in a highly connected world Approximate grade level E D C B A Assessment activities While teachers could use aspects of the tasks presented for summative assessment purposes, the following activities and projects are suggested as potential assessment tasks that could be used for evaluation of student learning and generation of grades or scores as required by most jurisdictions / governments: Students could complete a test or problem set that asks them to perform similar tasks on new data (eg a different sound wave with different bit-resolutions than those presented in the Sampling Sound activity). Ask students to present their learning through development of a creative asset (eg infographic, social media awareness video, podcast episode) that requires them to present their learning in a different medium and can be published to the wider school community.