Students should then complete Task 1 2015 Controlled Assessment. Task 1 (legacy specification Extension: Ask students to validate the data and write the data to a file (this is NOT 2013) a requirements in the original task). SAM NEA Homework: Ask students to complete the extension to Task 1. Week 2 Lesson Spec ref Lesson Lesson content Lesson summary resources 1 3.3.1 Compression Starter: card sort activity in Activity 2.1.1 to elicit prior knowledge/recall of data Week 2 size units. Lesson 1 3.3.2 activities Share what students will be learning i.e. how and why computers compress and 3.3.3 encrypt data. Remind students that bitmaps, audio and video files can be very large. Explain that compressing data reduces its file size. Ask students to suggest reasons why reducing file size is desirable (to save on storage space and speed up file transfer). Files in Autumn term Year 11 Give students an opportunity in Activity 2.1.2 to discover how compression affects
Students should then complete Task 1 2015 Controlled Assessment. Extension: Ask students to validate the data and write the data to a file (this is NOT a requirements in the original task). Homework: Ask students to complete the extension to Task 1. Task 1 (legacy specification 2013) SAM NEA Week 2 Lesson Spec ref Lesson summary Lesson content Lesson resources 1 3.3.1 3.3.2 3.3.3 Compression Starter: card sort activity in Activity 2.1.1 to elicit prior knowledge/recall of data size units. Share what students will be learning i.e. how and why computers compress and encrypt data. Remind students that bitmaps, audio and video files can be very large. Explain that compressing data reduces its file size. Ask students to suggest reasons why reducing file size is desirable (to save on storage space and speed up file transfer). Give students an opportunity in Activity 2.1.2 to discover how compression affects Week 2 Lesson 1 activities Files in Autumn term Year 11
gcse-cs-autumn-term-year-11-scheme-of-work.docx