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तमिलनाडु बोर्ड ऑफ सेकेंडरी एज्युकेशनएसएसएलसी (अंग्रेजी माध्यम) कक्षा ८

Frame Additive cipher table (key = 4) - Mathematics

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प्रश्न

Frame Additive cipher table (key = 4)

योग
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उत्तर

Step 1: write all alphabets

Step 2: Assign numbers to each alphabet starting from 00 till 25.

Step 3: add key value (here it is 4) to the numbers assigned in step 2 to form cipher table

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
00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29
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Cryptology
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 7: Information Processing - Exercise 7.3 [पृष्ठ २६०]

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सामाचीर कलवी Mathematics [English] Class 8 TN Board
अध्याय 7 Information Processing
Exercise 7.3 | Q 3 | पृष्ठ २६०

संबंधित प्रश्न

G Z N R O = _____________________________


V M T O R H S = _____________________________


Match the following :

( a = 00……………. Z= 25)

Column A Column B
(i) mathematics (a) 18 20 01 19 17 00 02 19 08 14 13
(ii) addition (b) 03 08 21 08 18 08 14 13
(iii) subtraction (c) 12 00 19 07 04 12 00 19 08 02 18
(iv) multiplication (d) 00 03 03 08 19 08 14 13
(v) division (e) 12 20 11 19 08 15 11 15 02 22 19 08 14 13

A message like “Good Morning” written in reverse would instead be “Doog Gninrom” In the same way decode the sentence given below:

“Ot dnatsrednu taht scitamehtam nac eb decneirepxe erehwreve ni erutan dna laer efil” 


Decode the given Pigpen Cipher text and compare your answer to get result.

The room number in which the treasure took place


Decode the given Pigpen Cipher text and compare your answer to get result.

Place of the treasure


In there are four groups of letters in each set. Three of these sets are alike in some way while one is different. Find the one which is different


A group of letters are given. A numerical code has been given to each letter. These letters have to be unscrambled into a meaningful word. Find out the code for the word so formed from the 4 answers given


Question is based on code language. Find the correct answer from the four alternatives given.

In a certain code, ‘M E D I C I N E’ is coded as ‘E O J D J E F M’, then how is ‘C O M P U T E R’ written in the same code?


Question is based on code language. Find the correct answer from the four alternatives given.

lf the word ’P H O N E’ is coded as ’S K R Q H’, how will ‘R A D I O’ be coded?


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