Coding Decoding Questions Answers

• 1. If TAP is coded as SZO, then how is FREEZE coded ?

  1. ATSSTS
  2. EQDDYD
  3. ESDDYD
  4. EQDDZD

  Answer And Explanation

  Answer: Option B

  Explanation:

  Clearly,
  
  T -1 = S
  A -1 = Z
  P -1 = O
  
  So FREEZE will be,
  
  F -1 E
  R -1 Q
  E -1 D
  E -1 D
  Z -1 Y
  E -1 D

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• 2. In a certain code, SIKKIM is written as THLJJL, how is TRAINING written in that code ?

  1. SQBHOHOF
  2. UQBHOIOF
  3. UQBHOHOI
  4. UQBHOHOF

  Answer And Explanation

  Answer: Option D

  Explanation:

  In given word, word is increasing and decreasing by one alternatively as,
  S +1 T
  I -1 H
  K +1 L
  K -1 J
  I +1 J
  M -1 L
  
  So in the same way TRAINING will be UQBHOHOF

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• 3. In a certain code, MENTION is written as LNEITNO. How is PATTERN written in that code ?

  1. ATAETNR
  2. OTAETNR
  3. OTAESNR
  4. STAETNR

  Answer And Explanation

  Answer: Option B

  Explanation:

  In the given word, we can analyse that,
  M is decreased by 1, M-1 = L, and other words are interchanged,
  
  EN - NE
  TI - IT
  ON - NO
  
  So PATTERN will be
  
  P -1 O
  AT - TA
  TE - ET
  RN - NR
  

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• 4. In a certain language, MADRAS is coded as NBESBT, how is BOMBAY coded in that code ?

  1. CPNCBZ
  2. CPNCBX
  3. DPNCBZ
  4. DPNCBX

  Answer And Explanation

  Answer: Option A

  Explanation:

  Clearly every letter is increased by 1 as
  M +1 N
  A +1 B
  D +1 E
  R +1 S
  A +1 B
  S +1 T
  
  So after increasing every character in work BOMBAY by 1, we get

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• 5. In a certain code, TRIPPLE is written as SQHOOKD. How is DISPOSE written in that code ?

  1. EJTQPTF
  2. EJTQPTG
  3. CHRPNRD
  4. CHRONRD

  Answer And Explanation

  Answer: Option D

  Explanation:

  Clearly every letter is decreased by 1.
  So DISPOSE will be CHRONRD

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• 6. In a certain code, TOGETHER is written as RQEGRJCT. In the same code, PAROLE will be written as,

  1. RYPQJG
  2. RCPQJG
  3. NCPQJG
  4. NCPQJC

  Answer And Explanation

  Answer: Option C

  Explanation:

  The letters at the odd positions are moved two steps backward and the letters at even positions are moved two steps forward to get the value.
  
  So PAROLE will be NCPQJG

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• 7. If JOSEPH is coded as FKOALD, then GEORGE will be coded as :

  1. CAKNCA
  2. HAKNCA
  3. CBKNCA
  4. CALNCA

  Answer And Explanation

  Answer: Option A

  Explanation:

  Each letter of the word is moved four step back to decode it.
  So GEORGE will be CAKNCA

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