Coding – Decoding

1) If ‘IMPRESSION’ is coded as IPESOMRSIN, how is ‘SIGNIFICANT’ coded?
  • SGIAITINFIN
  • SGIIATINFCN
  • SGTIAIINFCN
  • SGAITINIFCN
Explanation

Correct Answer: SGIIATINFCN

Alternate letters starting from the first are written first, followed by remaining letters.


2) If ‘GROWTH’ is coded as IUXPSH, how is ‘AVERAGE’ coded?
  • BWFSBHF
  • FHBSFWB
  • FHBRFWB
  • FHASFWB
Explanation

Correct Answer: FHBSFWB

The word is reversed and each letter is shifted forward by +1.


3) If ‘CONCEPT’ is coded as DQQGJVA, how is ‘EXECUTION’ coded?
  • FZHFGZZPW
  • FZHGYZPWW
  • FZHGZZPXW
  • FZHGZZPWW
Explanation

Correct Answer: FZHGZZPWW

Letters are shifted by +1, +2, +3... sequentially.


4) If ‘ENERGY’ is coded as CLCPEW, how is ‘FORTUNE’ coded?
  • DMPQSLC
  • DMPRTLC
  • DMQRSLC
  • DMPRSLC
Explanation

Correct Answer: DMPRSLC

Each letter is shifted backward by −2.


5) If ‘MEASURE’ is coded as LFZTTSD, how is ‘OCCASION’ coded?
  • NDDDZJNO
  • NDBBTJNO
  • NDBBRJNO
  • NDBBRINO
Explanation

Correct Answer: NDBBRJNO

Alternate −1 and +1 letter shifts are applied.


6) If ‘PUBLIC’ is coded as SXEIFZ, how is ‘NUMBER’ coded?
  • QXPYBO
  • QXJYBO
  • QRPYBO
  • QXPYHO
Explanation

Correct Answer: QXPYBO

First three letters: +3 shift, last three letters: −3 shift.


7) If ‘CHEER’ = 385518 and ‘WATER’ = 23120518, how is ‘EXPRESS’ coded?
  • 524161751919
  • 524161851919
  • 523161851919
  • 524171851919
Explanation

Correct Answer: 524161851919

Alphabetical position values of letters are written together.


8) If ‘INVADER’ = 42 and ‘SECURE’ = 30, what is the value of ‘SITUATION’?
  • 81
  • 90
  • 63
  • 72
Explanation

Correct Answer: 72

Number of letters × (Number of letters − 1).


9) If ‘PIONEER’ = 70 and ‘BRAND’ = 50, what is the value of ‘TECHNOLOGY’?
  • 80
  • 90
  • 100
  • 110
Explanation

Correct Answer: 100

Total letters × 10.


10) If ‘CUSTOM’ = 22 and ‘LABOUR’ = 20, what is the value of ‘HISTORY’?
  • 42
  • 49
  • 46
  • 48
Explanation

Correct Answer: 49

Multiply digits of alphabetical positions, then add all results.