RRB JE · General Intelligence & Reasoning

Coding-decoding

Test yourself on Coding-decoding

5 practice questions for RRB JE with instant answers, ~3 minutes — the first 2 free, then sign up free with Google.

Take the 5-question quiz →

Study notes are still being prepared.

Don't wait — Shishya can teach you this topic right now, on demand.

Ask Shishya to teach this →

About this topic in RRB JE

  • In the exam pattern: First Stage Computer Based Test (CBT-I), General Intelligence & Reasoning: 25 questions, 25 marks (RRB notice, 13 Aug 2026).
  • Next exam day: CBT-II exam (expected): 15 Feb 2027 (Expected — an estimate, not announced).

Signed-in students aged 13 and above can share their own notes on Coding-decoding here; a moderator reads each one first.

Need more? Ask Shishya

Shishya is your personal tutor for this topic. Pick a starter or open a free chat.

Open Shishya tutor →

Practice this topic

Take a full mock →
  • Q1 · Coding-decoding · EASY

    In a certain code language, 'MANGO' is written as 'NBOHP'. How will 'PAPAYA' be written in that code?

  • Q2 · Coding-decoding · EASY

    If 'CAT' is coded as 3-1-20, what is the code for 'DOG'?

  • Q3 · Coding-decoding · EASY

    In a certain code language, 'TABLE' is written as 'ELBAT' and 'CHAIR' is written as 'RIAHC'. How will 'LAMP' be written in that code language?

  • Q4 · Coding-decoding · MEDIUM

    In a certain code language, 'BAND' is written as 'DCPF'. How will 'FADE' be written in that code language?

  • Q5 · Coding-decoding · EASY

    In a certain code language, 'PLAY' is written as 'RNCA'. How will 'GAME' be written in that code language?

Ask Shishya to explain these →