Page 42 - Dg_code_V2.1_Flipbook_Class2
P. 42
TeCh Ready
A. Tick ( ) the correct option.
1. What is 5 more than 89?
(i) 84 (ii) 95
(iii) 94 (iv) 93
2. If = A and = Z, what will be ?
(i) AZAZ (ii) AAZA
(iii) AZZA (iv) ZAZA
3. If 1 2 3 then the secret message
will be decoded as .
(i) 132112 (ii) 123112
(iii) 133113 (iv) None of these
4. In a , the number in each space is the sum of the two numbers
below it.
(i) Number Grid (ii) Number Pyramid
(iii) Decoding (iv) All of these
B. State whether these statements are true or false.
1. If A = 1, B = 2 and C = 3, then A + B = C.
2. In the number grid, each grid is replaced by the sum of the
numbers in it.
3. Decoding is the process of converting a hidden message into
a meaningful text.
C. Answer the following questions:
1. The hidden messages are in which form?
40 DigiCode AI (Ver. 2.1)-II

