# Coding Decoding Practice Quiz

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# Coding Decoding Practice Quiz

### Introduction

A CODE is a ‘system of signals'.Therefore, coding is a method of transmitting a message between the sender and the receiver without a third person knowing it. Coding and Decoding test is set up to judge the candidate's ability to decipher the rule that codes a particular word/ message and break the code to decipher the message. The article Coding Decoding Practice Quiz provides information about Coding Decoding, a important topic of Reasoning Consists of different types Coding Decoding questions with solutions useful for candidates preparing for different competitive examinations like RRB .RRB ALP/Technical Exams/Junior Engineer Recruitment Exams, SSC CGL,SSC CHSL, IBPS, SBI PO, SBI Clerks, CAT and etc.

### Quiz

1. If TAP is coded as SZO, then how is FREEZE coded?
A. EQDFYG B. ESDFYF C. GQFDYF D. EQDDYD

Explanation -

2. In a certain code, SIKKIM is written as THLJJL. How is TRAINING written in that code?
A. SQBHOHOH B. UQBHOHOF C. UQBJOHHO D. UQBJOHOH

Explanation -

3. In a certain code, MENTION, is written as LNEITNO. How is PATTERN written in that code?
A. APTTREM B. PTAETNR C. OTAETNR D. OTAETRN

Explanation -

4. In a certain code, FORGE is written as FPTJI. How is CULPRIT written in that code ?
A. CSJNPGR B. CVMQSTU C. CVNSVNZ D. CXOSULW

Explanation -

5. In a certain code, TRIPPLE is written as SQHOOKD. How is DISPOSE is written in that code?
A. CHRONRD B. DSOESPI C. ESJTPTF D. ESOPSID

Explanation -

Direction: (6 - 10) In each of these questions a group of letters is given followed by four combinations of number/symbol numbered (a), (b), (c) and (d). Letters are to be coded as per the scheme and conditions given below. You have to find out the serial number of the combination, which represents the letter group. Serial number of that combination is your answer.
Letters : Q M S I N G D K A L P R B J E
Number : 7 @ 4 # % \$ 6 1 2 £ 5 ★ 9 8 3
/Symbol
Conditions :
(i) If the first letter is a consonant and the last a vowel, both are to be coded as the code of the vowel. (ii) If the first letter is a vowel and the last a consonant, the codes for the first and the last are to be interchanged. (iii) If no vowel is present in the group of letters, the second and the fifth letters are to be coded as (C).

6. BARNIS
A. 9 2 ★ # % 4 B. 9 2 4 # ★ % C. 9 2 ★ # % 9 D. None of these

7. DMBNIA
A. 6 @ 9 % # 2 B. 2 @ 9 % # 6 C. 2 @ 9 % # 2 D. 2 (C) 9 % # 2

Explanation -
Condition (i) is applicable
8. IJBRLG
A. # 8 9 ★ £ S B. # 8 9 ★ £ # C. S 8 9 ★ £ # D. S 8 9 ★ £ S

Explanation -
Condition (ii) is applicable
9. BKGQJN
A. 9 (C) S 7 (C) % B. (C) 9 S 7 % (C) C. 9 1 S 7 8 % D. % 1 S 7 8 9

Explanation -
Condition (iii) is applicable
10. EGAKRL
A. # £ S 2 1 ★ B. £ S 2 1 ★ 3 C. £ S 2 1 ★ # D. # £ S 2 1 #

Explanation -
Condition (ii) is applicable
11. If PAINT is coded as 74128 and EXCEL is coded as 93596, then how would you encode ACCEPT
A. 455978 B. 547978 C. 554978 D. 735961

Explanation -
ACCEPT = 455978
12. If D = 4 and COVER = 63 then BASIS = ?
A. 49 B. 50 C. 54 D. 55

Explanation -
D = 4
COVER = 63
3 + 15 + 22 + 5 + 18 = 63.
C = 3, O = 15, V = 22, E = 5 and R = 18,
BASIS = 2 + 1 + 19 + 9 + 19 = 50
13. If DELHI is coded as 73541 and CALCUTTA as 82589662, how can CALICUT be coded ?
A. 5279431 B. 5978213 C. 8251896 D. 8543691

Explanation -
Alphabets are coded as follows :
D E L H I C A U T
7 3 5 4 1 8 2 9 6
CALICUT = 8251896.
14. If ROSE is coded as 6821, CHAIR is coded as 73456 and PREACH is coded as 961473, what will be the code for SEARCH ?
A. 246173 B. 214673 C. 214763 D. 216473

Explanation -
Alphabets are coded as follows :
R O S E C H A I P
6 8 2 1 7 3 4 5 9
SEARCH = 214673.
15. If the letters in PRABA are coded as 27596 and THILAK ar e coded as 368451, how can BHARATHI be coded ?
A. 37536689 B. 57686535 C. 96575368 D. 96855368

Explanation -
Alphabets are coded as follows :
P R A B T H I L K
2 7 5 9 3 6 8 4 1
BHARATHI = 96575368.
1. If ENGLAND is written as 1234526 and FRANCE is written as 785291, how is GREECE coded?
A. 381171 B. 381191 C. 832252 D. 835545

Explanation -
Alphabets are coded as follows :

GREECE = 381191.
2. If SHARP is coded as 58034 and PUSH as 4658 than RUSH is coded as
A. 3568 B. 3658 C. 3685 D. 3583

Explanation -
Alphabets are coded as follows :

RUSH = 3658
3. In a certain code GARIMA is written as 725432 and TINA as 6482. How is MARTINA written in that code ?
A. 3256482 B. 3265842 C. 3645862 D. 3658426

Explanation -
Alphabets are coded as follows :

MARTINA = 3256482.
4. If PALAM could be given the code number 43, what code number can be given to SANTACRUZ
A. 75 B. 85 C. 120 D. 123

Explanation -
Letters are coded as follows :
A =1, L = 12, M = 13, P = 16
Hence, A =1, B = 2, C = 3 ...... Z = 26
PALAM =16 + 1 + 12 + 1 + 13 = 43
So, SANTACRUZ = 19 + 1 + 14 + 20 + 1 + 3 + 18 + 21 + 26 = 123
5. If Z = 52 and ACT = 48, then BAT is equal to
A. 39 B. 41 C. 44 D. 46

Explanation -
Letters are coded as follows :
A = 2, C = 6, T = 40, Z = 52
So, A = 2, B = 4, C = 6 ...... Z = 52
ACT = 2 + 6 + 40 = 48
BAT = 4 + 2 + 40 = 46.
6. If ‘light’ is called ‘morning’, ‘morning’ is called ‘dark’, ‘dark’ is called ‘night’, ‘night’ is called ‘sunshine’ and ‘sunshine’ is called ‘dusk’, when do we sleep ?
A. Dusk B. Dark C. Night D. Sunshine

Explanation -
In the question, night is called sunshine and we sleep at night , therefore correct answer is sunshine.
7. In a certain language,
(i) ‘sun shines brightly’ is written as ‘ba lo sul’ (ii) ‘houses are brightly lit’ as ‘kado ulo ari ba’ and (iii) ‘light comes from sun’ as ‘dopi kup lo nor’.
What words are written for sun and ‘brightly’ ?

A. lo, ba B. balo C. sul, lo D. ba, sul

Explanation - By comparing all the given sentences, we get sunlo and brightly - ba
8. If white is called blue, blue is called red, red is called yellow, yellow is called green, green is called black, black is called violet and violet is called orange, then what would be the colour of human blood ?
A. Red B. Green C. Yellow D. Violet

9. If ‘TV is called Radio’, ‘Radio is called Aeroplane’, ‘Aeroplane is called Helicopter’, ‘Helicopter is called Bus’, ‘Bus is called Bike’, ‘Bike is called Water’, ‘Water is called Frog’, ‘Frog is called Tomato’, ‘Tomato is called Furniture’ and ‘Furniture is called Cigarette’, then what Tomato sauce made up of ?
A. Water B. Furniture C. Frog D. None of these

Direction: (10 - 14) In the following questions study the coded patterns and select the right option from given alternatives
10. In a certain code ‘415’ means ‘milk is hot’; ‘18’ means ‘hot soup’ and ‘895’ means ‘soup is tasty’. What number will indicate the word ‘tasty’ ?
A. 3 B. 6 C. 7 D. 9

Explanation -
Code Sentence
415 Milk is hot
18 Hot soup
895 Soup is tasty

From 3rd code and its sentence neither number ‘9’ is repeated nor the word ‘tasty’.
12. From 3rd code and its sentence neither number ‘9’ is repeated nor the word ‘tasty’.
11. In a certain code language : ‘dugo hui mul zo’ stands for ‘work is very hard’; ‘hui dugo ba ki’ stands for ‘Bingo is very smart’; ‘nano mul dugo’ stands for ‘Cake is hard’, ‘mul ki qu’ stands for ‘Smart and hard’. Which of the following words stand for ‘Bingo’?
A. jalu B. dugo C. ki D. ba

Explanation -
Code Sentence
dugo hui mul zo Work is very hard
hui dugo ba ki Bingo is very smart
nano mul dugo Cake is hard
mul ki qu Smart and hard

From 2nd code and its sentence, neither ‘ba’ nor ‘Bingo’ is repeated.
12. If in a certain language ‘mumites’ means ‘who is she’ and ‘elbmu es’ means ‘where is she’, then what is the code for ‘where’ in this language ?
A. es B. elb C. mu D. mit

Explanation -
Code Sentence
mu mit es who is she
elb mu es where is she
elb mu es where is she

Code words ‘mu’ and ‘es’ are repeated in 2nd sentence. Only code left is ‘elb’ which means ‘where’.
13. In a certain code language ‘roi ja kyo twa’ means ‘Moody is writing letters’ ‘pok ju ja twa’ means ‘Woody is writing cards’, ‘trn kyo pos un’ means ‘They are writing essays’, and ‘roi rus pok’ means ‘letters and cards’. What is the code word for ‘Moody’ ?
A. ja B. twa C. roi D. kyo

Explanation -
Code Sentence
roi ja kyo twa Moody is writing letters
pok ju ja twa Woody is writing cards
trn kyo pos un They are writing essays
roi rus pok letters and cards

‘Moody’ is in 1st sentence only. Code words ‘Ja’ and ‘twa’ are repeated in 2nd sentence and ‘kyo’ in 3rd sentence. Only code word ‘roi’ remains which stands for ‘Moody’.
14. In a certain code ‘gri chri’ means ‘brand new’, ‘gyp twoh’ means ‘very old’, gri bur twoh’ means ‘old and new’ and ‘chri deh gyp’ means ‘old brand car’. What is the code word for ‘new car’ ?
A. chri gri B. gri deh C. deh gyp D. twoh deh

Explanation -
Code Sentence
gyp twoh very old
pok ju ja twa Woody is writing cards
gri bur twoh old and new
chri deh gyp old brand car

Word ‘new’ is present in 1st and 3rd sentence and so the code ‘gri’. Word ‘car’ is only in the 4th sentence and code ‘deh’ is not repeated in any other sentence.
1. In a certain code, ‘247’ means ‘spread red carpet’; ‘236’ means ‘dust one carpet’ and ‘234’ means ‘one red carpet’. Which digit in that code means ‘dust’?
A. 2 B. 3 C. 5 D. 6

Explanation -
Here 2, 3 and 4 are recurring, so 6 must be dust.
2. I n a certain code ‘975’ means ‘Throw away garbage’; ‘528’ means ‘Give away smoking’ and ‘213’ means ‘Smoking is harmful’. Which digit in that code means ‘Give’ ?
A. 5 B. 8 C. 2 D. 3

3. In a certain code language, 134 means ‘Good and Tasty’ , 478 means ‘see good pictures’ and 729 means ‘pictures are faint’. Which of the following numerical symbols stands for ‘see’ ?
A. 1 B. 2 C. 7 D. 8

Explanation -
By comparing, we get
4 = good, 7 = pictures, 8 = see
So, 8 stands for see
Direction: (4 - 7) Read the following information carefully and answer these questions. In a certain coding system, 816321 means ‘The brown dog frightened the cat’, 64851 means ‘The frightened cat ran away’ 7621 means ‘The cat was brown’ 341 means ‘The dog ran’.
4. What is the code for ‘the dog was frightened’ ?
A. 8263 B. 8731 C. 5438 D. None of these

Explanation -
In the problem ‘the’ is common; so ‘the’ → 1.
In 1st and 4th sentence, dog is common,
so dog → 3
Similarly ran → 4, cat → 6 was → 7 brown → 2 away → 5 and frightened → 8
So, code for ‘the dog was frightened’ is 8731.
5. What is the code for ‘frightened’ ?
A. 2 B. 6 C. 3 D. 8

Explanation -
Code for frightened is 8.
6. What is the code for ‘away’ ?
A. 5 B. 7 C. 6 D. 1

Explanation -
Code for away is 5
7. What is the code for ‘brown’ ?
A. 2 B. 4 C. 6 D. 8

Explanation -
Code for brown is 2.
8. In a code language, 256 means “You are good”, 637 means “We are bad”, 358 means “Good and bad”. Then, what is the code of ‘and’ ?
A. 8 B. 2 C. 3 D. 5

Explanation -
are = 6, 5 = good, 2 = you,
bad = 3, 7 = we, 8 = and
9. In a certain code, ‘467’ means ‘Leaves are green’; ‘485’ means ‘green is good’ and ‘639’ means ‘they are playing’. Which digit stands for ‘leaves’ in that code ?
A. 4 B. 6 C. 7 D. 3

Explanation -
Given : ‘Leaves are green’ = ‘467’ ...(i)
‘Green is good’ = ‘485’ ...(ii)
‘They are playing’ = ‘639’ ...(iii)
From equations (i) and (iii),
‘are’ is coded as ‘6’
From equations (i) and (ii),
‘green’ is coded as‘4’
From equation (i),
‘Leaves’ is coded as ‘7’.
10. I n a certain code language ‘851’ means ‘good sweet fruit’ ; ‘783’ means ‘good red rose’ and ‘341’ means ‘rose and fruit.’ Which of the following digits stands for ‘sweet’ in that language ?
A. 8 B. 5 C. 1 D. 3

Explanation -
Given : ‘good sweet fruit’ = ‘851’ ...(i)
‘good red rose’ = ‘783’ ...(ii)
‘Rose and fruit’ = ‘341’ ...(iii)
From equations (i) and (ii),
‘good’ is coded as ‘8’.
From equations (i) and (iii),
‘fruit’ is coded as ‘1’.
From equation (i),
‘Sweet’ is coded as ‘5’.
11. In a certain code language, ‘479’ means ‘fruit is sweet’ ; ‘248’ means ‘very sweet voice’ and ‘637’ means ‘eat fruit daily’. Which digit stands for ‘is’ in that code ?
A. 7 B. 9 C. 4 D. can’t determined