Coding Decoding Quiz Set 03 | Aptitude and Reasoning Questions on 'Coding Decoding' Set 3 | Exam questions for Clerical, SSC, SBI Bank PO, NDA Exam, PSU Exams, GATE, National Talent Search Exam and STSE

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Question 1

In a certain code language 'one can easily crack' means '523 973 452 963', 'crack the shell insect' means '324 452 196 682', 'shell cover hard water' means '695 635 138 682' and 'protection against cover enemy' means '897 758 635 164'. Then what is the code for 'crack shell'?

452 682

523 973

758 963

635 324

Soln.
Ans: a

'452' is common to items 1 and 2. So '452' = 'crack'. Next we can see that '682' is common to items 2 and 3. So '682' = 'shell'. Hence 'crack shell' should be '452 682' or '682 452'

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Question 2

In a certain code language 'he is very small' means '8%$Z', 'small babies are cute' means '9%@1' and 'cute can be pretty' means '3@62'. Then '% @' is the code for which words?

small cute

babies very

pretty are

is can

Soln.
Ans: a

'small' is common to items 1 and 2. So 'small' = '%'. Next we can see that 'cute' is common to items 2 and 3. So 'cute' = '@'. Hence '% @' should be 'small cute' or 'cute small'

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Question 3

Study the following statements A, B, C, D, E and then answer the questions that follow:


(A) 1, 5, 9 means : 'you better go'
(B) 1, 6, 7 means : 'better come here'
(C) 5, 6, 7 means : 'you come here'
(D) 1, 5, 6 means : 'better you here'
(E) 3, 7, 9 means : 'come and go'

Which numerical is used for 'go'?

None of these

Soln.
Ans: d

From statements (A) and (E), it is clear that 'go' stands for '9'.

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Question 4

Directions: In the following question some capital alphabets are written in a row, below them their coding have been given.

A B C D E F G
u 4 2 v b w 3


H I J K L M N
7 a x s y 5 z


O P Q R S T
6 c d 8 t e


U V W X Y Z
r h 9 i p q

If BAFFLE is 447acx, then DANGER is.

v4cxa9.

v4cxhi.

v4cxhr.

v4cxh9.

Soln.
Ans: a

Codes for the letters have been moved in forward direction with a gap of 0, 1 , 2, 3, 4 and 5 positions regarding position of their codes in the given table.

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Question 5

In a certain code language 'one can easily crack' means 'veo gox ciz gow', 'crack the shell insect' means 'rog ciz eun lor', 'shell cover hard water' means 'hao eij eaf lor' and 'protection against cover enemy' means 'aue hao iei wuf'. Then what is the code for 'crack shell cover'?

ciz lor hao

gox veo rog

eaf eun gow

wuf aue eij

Soln.
Ans: a

'ciz' is common to items 1 and 2. So 'ciz' = 'crack'. Next we can see that 'lor' is common to items 2 and 3. So 'lor' = 'shell'. Again we can see that 'hao' is common to items 3 and 4. So 'hao' = 'cover'. Hence 'crack shell cover' should be from 'ciz lor hao'

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