Practice Coding & Decoding MCQs for GIKI Entry Test intelligence — topic-wise sets with solved answers.
Q1. In a certain code, 'DEEP' is coded as '8 5 5 16'. How will 'RICE' be coded?
Answer: 18 9 3 5
Explanation: The coding is based on the alphabetical position of the letters, where A=1, B=2, ..., Z=26. So, R=18, I=9, C=3, E=5.
Q2. If 'TABLE' is coded as '20 1 2 12 5', how will 'CHAIR' be coded?
Answer: 3 8 1 9 18
Explanation: The coding is based on the alphabetical position of the letters, where A=1, B=2, ..., Z=26. So, C=3, H=8, A=1, I=9, R=18.
Q3. In a certain code, 'GOOD' is written as 'HPRD'. How will 'BAD' be written?
Answer: CEB
Explanation: The coding is based on incrementing each letter by 1 position, so B+1=C, A+1=B, D+1=E.
Q4. If 'COLD' is coded as 'DPME', how will 'FROST' be coded?
Answer: GSPUT (2)
Explanation: The coding is based on incrementing each letter by 1 position, so F+1=G, R+1=S, O+1=P, S+1=T, T+1=U.
Q5. In a certain code, '123' means 'hot filtered coffee'. What is the code for 'hot'?
Answer: 1
Explanation: The code '1' corresponds to 'hot' as per the given statement. NET aptitude items reward fast recognition of the underlying pattern.
Q6. If 'TANK' is coded as '9431', how will 'CAKE' be coded?
Answer: 1381
Explanation: The coding is based on the alphabetical position of the letters, where A=1, B=2, ..., Z=26, and then taking the corresponding numerical value. C=3, A=1, K=11, E=5.
Q7. In a certain code, 'GIVE' is coded as '8 9 22 5'. How will 'TAKE' be coded?
Answer: 20 1 11 5
Explanation: The coding is based on the alphabetical position, T=20, A=1, K=11, E=5.
Q8. If '456' means 'very good boy', what is the code for 'good boy'?
Answer: 56
Explanation: The code '56' corresponds to 'good boy' as per the given statement.
Q9. In a certain code, 'BOXES' is coded as 'BPXEOES'. How will 'LATER' be coded?
Answer: LAETRER
Explanation: The coding involves inserting the letter 'X' or repeating a letter, and rearranging. 'LATER' becomes 'LAETRER'.
Q10. If 'SKY' is coded as 'RJX', how will 'FAN' be coded?
Answer: EZM
Explanation: The coding is based on decrementing each letter by 1 position, S-1=R, K-1=J, Y-1=X, so F-1=E, A-1=Z, N-1=M.
Q11. In a certain code, 'MAN' is coded as '14 1 13'. How will 'BAT' be coded?
Answer: 2 1 20
Explanation: The coding is based on alphabetical positions, B=2, A=1, T=20. NET aptitude items reward fast recognition of the underlying pattern.
Q12. If '1234' means 'good little boy', what is the code for 'good boy'?
Answer: 34
Explanation: The code '34' corresponds to 'good boy' as per the given statement.
Q13. In a certain code, 'CODE' is written as 'DPEE'. How will 'MORE' be written?
Answer: NPSF
Explanation: The coding is based on incrementing each letter by 1 position, M+1=N, O+1=P, R+1=S, E+1=F.
Q14. If 'HOME' is coded as '8 15 13 5', how will 'ROOM' be coded?
Answer: 18 15 15 13
Explanation: The coding is based on alphabetical positions, R=18, O=15, O=15, M=13. NET aptitude items reward fast recognition of the underlying pattern.
Q15. In a certain code, 'FLOW' is coded as '6 12 15 23'. How will 'BANK' be coded?
Answer: 2 1 14 11
Explanation: The coding is based on alphabetical positions, B=2, A=1, N=14, K=11. NET aptitude items reward fast recognition of the underlying pattern.
Q16. If 'STAR' is coded as 'SRT', how will 'CIRCLE' be coded?
Answer: CIRLEC (2)
Explanation: The coding involves rearranging the letters, 'CIRCLE' becomes 'CIRLEC'. NET aptitude items reward fast recognition of the underlying pattern.
Q17. In a certain code, 'CUP' is coded as '3 21 16'. How will 'PEN' be coded?
Answer: 16 5 14
Explanation: The coding is based on alphabetical positions, P=16, E=5, N=14. NET aptitude items reward fast recognition of the underlying pattern.
Q18. If 'BOOK' is coded as 'BPK', how will 'STAPLE' be coded?
Answer: STPLAE
Explanation: The coding involves rearranging the letters, 'STAPLE' becomes 'STPLAE'. NET aptitude items reward fast recognition of the underlying pattern.
Q19. In a certain code, 'CAT' is coded as '3 1 20'. How will 'DOG' be coded?
Answer: 4 15 7
Explanation: The coding is based on alphabetical positions, D=4, O=15, G=7. NET aptitude items reward fast recognition of the underlying pattern.
Q20. If 'RAT' is coded as 'TAR', how will 'GAME' be coded?
Answer: EMAG
Explanation: The coding involves reversing the letters, 'GAME' becomes 'EMAG'. NET aptitude items reward fast recognition of the underlying pattern.
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