This task should take approximately 3 weeks
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1This task should take approximately 5 weeks
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This task should take approximately 1 week
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Representation of Letters & Images
Task SummaryWhat you will learn: You will learn how the letters are represented in Binary.
How you will be accessed: At end of the unit you will be assessed on your knowledge of binary to decimal conversion, binary addition, units of measurement & representation of letters. You can find a revision list here: |
Key terminologyASCII Binary Unicode |
Activities Overview
Activities
Activity 1: Learning about ASCII
Use the link below to find out more about ASCII
http://www.bbc.co.uk/education/guides/zpfdwmn/revision/1
http://www.bbc.co.uk/education/guides/zpfdwmn/revision/1
Activity 2: A message to your friend
Using the table below write a message to your friend using the ASCII code. Your friend then needs to decipher the message.
Binary Assessment
Binary representation of images
Activity 1 - Watch the video below about how images are represented in binary
https://www.youtube.com/watch?v=1LZWCSKj45g
Activity 2 - Learn how to calculate file sizes of images by downloading the images_in_binary.pptx
Activity 3 - Create a picture using binary codes by downloading the pixelart.xlsx spreadsheet below.
Going for Gold? - Calculate the file sizes of images using the spreadsheet below
images_in_binary.pptx | |
File Size: | 487 kb |
File Type: | pptx |
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filesize.xlsx | |
File Size: | 10 kb |
File Type: | xlsx |