alleryA four-letter code swaps the first two letters, shifts the third back2 and the fourth forward3. Decode HSGS.
ASHOP
BHIPS
CSPIN
DSHIP
Answer & Solution
Correct answer: D. SHIP
Undoing the swaps and shifts changes HSGS back to SHIP.
Keep practising Coding and Decoding
Browse all Coding and Decoding questions for RPF Constable, or explore more General Intelligence and Reasoning topics.
Related questions
Use the full coding ruleCode with two operationsFive codebits a–e are0/1. a+b+c and b+c+d are even; c+d+e is odd. Received10110 has exactlA–F are six distinct nonzero digits. As two-digit numbers, AB=2×CD and EF=3×CD; B+D=14. FiA–E encode bijectively as A–E; none stays unchanged. D→A; exactly one of A→B,C→D holds. A’A–D are distinct digits1–9. AB+CD=BA uses two-digit numbers; A+D=12 and B>D. What digit isReverse a four-letter word, swap letters within each adjacent pair, then shift every letteUse reverse-alphabet values A=26,...,Z=1, then add each letter’s position in the word. Cod