Coding & Decoding Aptitude Questions with Answers - 1

Question: 1

In a certain code, COMPUTER is written as RFUVQNPC. How is MEDICINE written in the same code?

(A) MFEDJJOE

(B) MFEJDJOE

(D) EOJDJEFM

Ans: D

The letters of the word are written in a reverse order and each letter, except the first and the last one, is moved one step forward, to obatin the code.

Question: 2

In a certain language, CHAMPION is coded as HCMAOPNO, how is NEGATIVE coded in that code?

(A) EGAITEVN

(B) NEGATIEV

(D) ENAGITEV

View Answer

Ans: D

The letters of the word are reversed in order, taking two at a time, to obtain the code.

Question: 3

In a certain code, SUBSTITUTION is written as ITSBUSNOITUT. How is DISTRIBUTION written in that code?

(A) IRTDISNOIUTB

(B) IRTDISNOITUB

(D) IRTSIDNOITUB

View Answer

Ans: D

First, the first six letters and then the last six letters are written in a reverse order to obtain the code.

Question: 4

Which of the following words would correctly decode the word ZHOFRPH if the simple alphabet shifting code is used?

(A) WELCOME

(B) MAILING

(D) ARTISTS

View Answer

Ans: A

Clearly, the given code is obtained by moving each letter of the word WELCOME three steps forward.

Question: 5

In a certain code, MONKEY is written as XDJMNL. How is TIGER written in that code?

(A) UJHFS

(B) SHFDQ

(D) QDFHS

View Answer

Ans: D

The letters of the word are written in a reverse order and then each letter is moved one step backward to obtain the code.

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Coding & Decoding Aptitude Questions with Answers - 1

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