Page 77 - C_GPT _V4 _class_2
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What if you could use computer to create secret codes that only your friends could
decode? What would your code say, and how would you use it to communicate?
Topic Flashback 21 st Century #Information Literacy
Skills #Critical Thinking
Decode the hidden message below by writing a letter for each picture.
A B C D E
F G H I J K
L M N O P Q
R S T U V
W X Y Z
Quick Quiz
1. When you have a message that looks like this: "HAPYP," what do you do to make it
readable?
a. Colour it b. Decode it
2. In number grid, do we usually start with the number at the centre?
a. Yes b. No
Reasoning and Analysis 75

