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A 1 E 5 I 9 M 13 Q 17 U 21
B 2 F 6 J 10 N 14 R 18 V 22
C 3 G 7 K 11 O 15 S 19 W 23 Y 25
D 4 H 8 L 12 P 16 T 20 X 24 Z 26
So, Grumpy's message is decoded as:
8 5 12 12 15
HELLO
8 H 5 E 12 L 12 L 15 O
Hence, the secret message after decoding is "Hello".
Restart
Data refers to the raw input and processed data is known as information.
Information can be represented in the form of tables, pictures, etc.
Decoding is the process of converting a coded message into understandable
language.
Checkpoint
A. Tick ( ) the correct option.
1. What is raw input known as?
a. Data b. Code
c. Message d. Information
2. What will be the correct word for the code 2 15 15 11?
a. Tool b. Book
c. Pool d. Look
3. Which of the following gives us information in a neat and clean format?
a. Pictograms b. Maps
c. Tables d. Graphs
100 Plus (Ver. 3.2)-V

