Free Coding and Decoding MCQs with Answers

114 Coding and Decoding MCQs from Analytical and Logical Reasoning, each with the correct answer and a written explanation of why it is correct. Free and unlimited, with no account needed.

Coding and decoding questions replace letters, numbers, words or symbols with another pattern and ask you to identify the rule or decode a new item. Methods include alphabet positions, shifts, reversals, substitution, rearrangement, numerical values and separate rules for different parts of a code.

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Read the Coding and Decoding notesFree MDCAT chapter notes with key terms

114 questions · page 5 of 6

Hard
  • A. TEACHER
  • B. RATCHET
  • C. CHARTER
  • D. CHEATER

Explanation: CHARTER uses the letters of CHARACTER without exceeding any count. The other choices require two Es or two Ts, although CHARACTER has only…

Correct answer: CHARTER
Hard
  • A. PEEKING
  • B. SEEKING
  • C. KEEPING
  • D. SPEAKING

Explanation: SPEAKING requires the letter A, which does not appear in HOUSEKEEPING. PEEKING, SEEKING and KEEPING can all be formed from its letters.

Correct answer: SPEAKING
Very hard
  • A. PRESENTATION
  • B. REPRESENTATION
  • C. MISREPRESENTATION
  • D. MISINTERPRETATION

Explanation: MISINTERPRETATION needs three Is, but MISREPRESENTATION contains only two.

Correct answer: MISINTERPRETATION
Very hard
  • A. MEDITATION
  • B. REMAINED
  • C. TERMINATION
  • D. ORIENTATION

Explanation: ORIENTATION needs two Os, while DETERMINATION contains only one O. MEDITATION, REMAINED and TERMINATION can each be formed using the…

Correct answer: ORIENTATION
Easy
  • A. plant
  • B. panel
  • C. plate
  • D. apple

Explanation: PLANT, PANEL and PLATE use letters available in PLANET. APPLE needs two Ps, but PLANET contains only one P.

Correct answer: apple
Easy
  • A. A map or diagram
  • B. A kitchen utensil
  • C. A musical instrument
  • D. A piece of furniture

Explanation: RACHT rearranges to CHART. A chart is a map, diagram or organised display of information.

Correct answer: A map or diagram
Fairly easy
  • A. train
  • B. paint
  • C. print
  • D. repeat

Explanation: TRAIN, PAINT and PRINT can all be formed from PAINTER. REPEAT needs two Es, while PAINTER contains only one E.

Correct answer: repeat
Fairly easy
  • A. A floor covering
  • B. A type of fruit
  • C. A vehicle part
  • D. A piece of jewellery

Explanation: PTECAR rearranges to CARPET. A carpet is a floor covering, unlike the other listed categories.

Correct answer: A floor covering
Moderate
  • A. action
  • B. caution
  • C. auction
  • D. account

Explanation: ACTION, CAUTION and AUCTION use the available letters. ACCOUNT needs two Cs, but EDUCATION contains only one C.

Correct answer: account
Moderate
  • A. A fruit
  • B. A hand tool
  • C. An animal
  • D. A building

Explanation: OTAMOT rearranges to TOMATO. A tomato belongs to the fruit category in this set of choices.

Correct answer: A fruit
Hard
  • A. clean
  • B. candle
  • C. canal
  • D. learned

Explanation: CLEAN, CANDLE and CANAL can be formed from CALENDAR. LEARNED needs two Es, but CALENDAR has only one E.

Correct answer: learned
Hard
  • A. classroom
  • B. teacher
  • C. school
  • D. master

Explanation: CLASSROOM, SCHOOL and MASTER use letters found in SCHOOLMASTER. TEACHER needs two Es, while the given word has only one E.

Correct answer: teacher
Very hard
  • A. A historical event
  • B. A household object
  • C. A type of fabric
  • D. A musical instrument

Explanation: UOTILVONE rearranges to REVOLUTION. A revolution is an important historical event or period of major change.

Correct answer: A historical event
Easy
  • A. BIRD
  • B. BRIDE
  • C. GRIP
  • D. RIDGE

Explanation: BRIDGE contains B, I, R and D, so BIRD can be made. GRIP needs the letter P, which does not appear in BRIDGE.

Correct answer: GRIP
Easy
  • A. Animal
  • B. Fruit
  • C. Tool
  • D. Garment

Explanation: NOIL rearranges to LION. A lion is an animal, not a fruit, tool or garment.

Correct answer: Animal
Fairly easy
  • A. LINE
  • B. SILK
  • C. NICE
  • D. LENS

Explanation: LINE, NICE and LENS use only letters found in SILENCE. SILK cannot be made because SILENCE has no letter K.

Correct answer: SILK
Fairly easy
  • A. Appliance
  • B. Animal
  • C. Garment
  • D. Vehicle

Explanation: RTAEHE rearranges to HEATER. A heater is an appliance used to produce warmth.

Correct answer: Appliance
Moderate
  • A. PORTION
  • B. MINOR
  • C. TRAIN
  • D. PAINT

Explanation: MINOR, TRAIN and PAINT can all be formed from IMPORTANT. PORTION needs two O's, but IMPORTANT contains only one O.

Correct answer: PORTION
Moderate
  • A. Fruit
  • B. Tool
  • C. Garment
  • D. Vehicle

Explanation: RANOGE rearranges to ORANGE. An orange belongs to the fruit category.

Correct answer: Fruit
Hard
  • A. VERSION
  • B. STATION
  • C. OCEAN
  • D. ACTION

Explanation: VERSION, OCEAN and ACTION use letters available in CONVERSATION. STATION needs two T's, while CONVERSATION contains only one T.

Correct answer: STATION