Types of Coding Decoding

IMPORTANT

Types of Coding Decoding: Overview

This topic covers concepts such as Coding Decoding, Alphanumeric Coding, Word Coding, Position of Letters in English Alphabet, Methods to Remember the Position of Alphabets, Types of Coding Decoding, Letter Coding, and Direct Letter Coding.

Important Questions on Types of Coding Decoding

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Read the following information and answer the questions that follow.
In a certain code language 'stars are around the moon' is written as 'le phi lu de kli' ; 'moon rise in the night' is written as 'hi phi khi le do' and 'stars go in morning' is written as 'dli de hi dhu'.

How 'around the morning' is written in this code language?

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In each question below is given a group of digits/symbols followed by four combinations of letters numbered (1), (2), (3) and (4). You have to find out which of the combinations correctly represents the group of digits/symbols based on the following coding system and the conditions that follow and mark the number of that combination as your answer. If none of the combinations correctly represents the group of digits/symbols, mark (5), ie 'None of these', as your answer.
Digit / Symbol: 5 @ 3 © 9 8% 0 1 4 2 $ # 7 6 *
Letter Code: P I M A E G F C H B D N R Q T U
Conditions:
(i) If the first unit is an even digit and the last unit is an odd digit, both are to be coded as the code for the even digit.
(ii) If the first unit is a symbol and the last unit is an odd digit, their codes are to be inter changed.
(iii) If the first unit is an even digit and the last unit is a symbol, both are to be coded as the code for the symbol.
(iv) If both the first and the last units are odd digits, both are to be coded as Z.

463©9$

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Study the following information carefully and answer the questions given below:-
In a certain code, the symbol for,  0 is © and for, 1 is @. There are no other symbols for all other numbers greater than, 1. The numbers greater than 1 are to be written only by using the two symbols given above. The value of the symbol for 1 doubles itself every time it shifts one place to the left. Study the following examples -
0 is written as ©
1 is written as @
2 is written as @ ©
3 is written as @@
4 is written as @ © © and so on....................

If @@ multiply by @ then what will be product ?

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Decode the language and choose the correct alternative for the word in the question below. The correct code occurs only once in the alternatives provided. 

CLEAR is written as γ β ω Π ϴ
VIEW is written as ν ε γ δ
TURN is written as η ρ Π σ
BUTTER is written as σ ρ α σ Π γ
OILY is written as δ λ ϴ μ
WRITE is written as γ Π σ ν δ
VOWEL is written as ν λ ε γ ϴ

CYCLE

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The position of the first and the last digits in the number '74127830597843', are interchanged, similarly the positions of the second and the second last digits are interchanged and so on. Which of the following will be the sixth to the right of ninth digit from the right end after the rearrangement?

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In a certain code language some words are written in a coded form which are given below:

'Intel Inside End Shift' is written as 'ch la pa ta'
'Noon Shift Inside Take' is written as 'ma da la ch'
'Take Inside not Good' is written as 'ch na ka ma'
'End Good Noon Shake' is written as 'ka da ga pa'

What will be the code for 'Noon' in that code language?

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Read the following information carefully and answer the question given below:
In a certain code language 'The missing person note' is written as '$ @ # % ', 'person are missing down' is written as '# - @ +', 'The person down is' is written as '$#%-'.

How will 'note' be written in that code language?

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In the following question, a group of letters is given followed by four combinations of digit/symbol. Letters are to be coded as per the scheme and conditions are given below. You have to find out the serial letter of the combination, which represents the letter group. The serial letter of that combination is your answer. If none of the combinations is correct, Mark 'None of these' as the answer.

Letter E H I J K L A B C D O L P
Number/Symbol Î + # % 2 5 @ © 8 * 9 7 6
Conditions:
(i) If both the first and last letters are vowels, both are to be coded as '$'.
(ii) If the first letter is consonant and the last letter is a vowel, both are to be coded as code for the last letter.
(iii) If both the first and last letters are consonants, both are to be coded as '4'.

What is the code of KHIDB?

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Study the following information to answer the given question:
In a certain code 'Sachin is good man' is written as 'pa le ta hi', 'man always rich' is written as 'ne hi ki', 'rich is good' is written as 'pa ne le' and 'be good always' is written as 'ki zi pa'.

How will 'rich is man' be written in this code?

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In a certain code GSIREVH is written as HRFSIWF. How is HLFOUFO written in that code?

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Study the following information carefully and answer the questions given below:
In a certain code language 'Life is beautiful' means 'la mo pa', 'Get a Life' means 'cha ku pa', 'Venice is a beautiful city' means 'ku mo la se tu', 'Poison is dangerous' means' la ne wa' and 'Driving without helmet can be dangerous' means 'sa wa da ra ba xe'.

What is code for 'helmet'?

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In the question below is given a group of letters followed by four combinations of numbers numbered (A), (B), (C) and (D). You have to find out which of the combinations correctly represents the group of letters based on the following coding system and conditions that follow and mark the number of that combination as your answer. If none of the combinations correctly represents the group of letters, mark (E) i.e. 'None of these' as your answer.

Letters A B C D E F G H I J K L M
Numbers 1 2 3 4 5 6 7 8 9 10 11 12 13

Conditions:
(I) If the first and last letter's place values according to English alphabetical order has the difference of 1 then both are to be coded by the code of G.
(II) If the first letter is a vowel and the last letter is a consonant then the code of both are to be interchanged.
(III) If the fourth letter's place value is multiple of 3 then the second letter is to be coded by the code of six-letter.

What is the code of EFGMJA?

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Study the following symbol/letter/number arrangement carefully and answer the questions given below:
1 V M % B 2 7 # @ H A 6 U 5 T L 3 B W and 9 O 8 4 I Z X E  ^ *
How many such numbers are there in the above arrangement, each of which is immediately preceded by a consonant and immediately followed by a vowel?

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In a certain code language 'PROTOCOL' is written as '6' then how will 'NASDAQ' be written in that code language?

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Study the following arrangement of numbers, letters and symbols carefully and answer the question given:
P 7 and > 2 S + 3 G 8 R K B 6 Y T @ 9 N # 4 A
If all the consonants in the arrangement are changed to the letter that immediately precedes them as per the English alphabetical series, then how many vowels will be there in the series thus formed including the ones already present in the arrangement?

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Following questions are based upon the five three-digit numbers:
678 286 376 432 543

If first digit is interchanged by the third digit in the every number then which of the following will be the second lowest number?

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If in a certain code 'Cricket is good' is written as 'cri ta fan' and 'good or bad' is written as 'dhi pa ta' and 'Is cricket bad' is written as 'pa fan cri', So after doing interpretation give the answer that what is the code of word 'or'?

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Study the following information and answer the question given below:

"Pat Zoo Sim" means "Eat Good Mangoes", "Pus Sim Tim" means "Mangoes and Sweets" and "Tim Zoo Kit" means "Purchase Good Sweets".

Which word means 'Purchase' in the given code language ?

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The following question is based on arrangements I and II. Study them carefully and answer the questions that follow:

Arrangement-I P T 7 A # 4 B C 3 @ K F 1 9 *
Arrangement-II E H L © 6 8 $ U 5 J M 2 D % 1  
If the third, the fifth, the seventh and the ninth elements in arrangement II are replaced by the respective elements in arrangement-I, which element will be third to the left of the sixth element from the right end in arrangement II?

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Study the following Letter/Number/Symbol arrangement carefully and answer the questions given below.
8  A N 7 % B O C # 6 5 P D Q @ E R 4 F S G $ T
How many such numbers are there in the above arrangement each of which is immediately preceded by a consonant and immediately followed by a symbol?