Coding-Decoding

JKSSB Class-IV & MTS · Reasoning · 20 practice questions with answers and explanations: 8 Easy, 5 Medium, 7 Hard.

Sample questions

Sample Easy question 1

If ROSE is coded as SPTF, how is TABLE coded?

  1. UBCMF
  2. UBCNF
  3. VBCMF
  4. UBDMF
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Answer: A. Each letter shifts forward by 1: T→U, A→B, B→C, L→M, E→F.

Sample Medium question 2

If PAPER is coded as QBQFS (each letter shifted forward by 1), how is PENCIL coded?

  1. QFODJM
  2. QFOCJM
  3. QEODJM
  4. RFODJM
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Answer: A. Shifting each letter of PENCIL forward by 1 gives Q,F,O,D,J,M = QFODJM.

Sample Hard question 3

In a code, P=4, A=8, I=9, N=3, and T=7. What is the code for 'TIP'?

  1. 794
  2. 749
  3. 479
  4. 947
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Answer: A. T=7, I=9, P=4, giving the code 794.

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