This teaches students about lossy and lossless compression, along with the need for compression, and the effect on files. It has been specially created for the OCR GCSE Computer Science (J277) course, meaning there is no irrelevant content from other exam boards. This resource consists of a PowerPoint presentation, a worksheet with answers, custom exam-styled questions with a mark scheme, and a full lesson plan. See the video and the preview image to see what is included!
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Duration: 1 Lesson
This resource is designed to cover:
- Why compression is used.
- Lossy and Lossless compression.
- Scenarios where each type of compression may be used.
- Advantages and disadvantages of each type of compression - there is a worksheet task designed for students to obtain this information from the presentation.
- Effects on different types of files.
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Other complete lessons in Unit 1.2:
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£3.49