
Coding and decodingReasoning Teaching Exams State Level Railways SSC
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Question1) In a certain code 'MISSIONS' is written as 'MSIISNOS'. How is 'ONLINE' written in that code?
OLNNIE
2. ONILEN
3. NOILEN
4. LNOENI
Option- ['1', '2', '3', '4']
Answer: 1
Explaination: First and last letter remain same. The others interchange their positions in pair of two. So, NL become LN IN become NI so code of ONLINE will be OLNNIE
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Question2) In certain code 'TIGER' is written as 'QDFHS'. How is 'FISH' written in that code?
GERH
2. GRHE
3. GREH
4. GHRE
Option- ['1', '2', '3', '4']
Answer: 2
Explaination: Reverse the word and move each letter –1. Reverse of FISH is HSIF subtract 1 from each letter of HSIF. So code of FISH become GRHE.
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Question3) In certain code 'FROZEN' is written as 'OFAPSG'. Then how would 'MOLTEN' be written in that code?
OFPOMN
2. OFSMPN
3. OFUMPN
4. OFUNPM
Option- ['1', '2', '3', '4']
Answer: 3
Explaination: Reverse the word and move each letter +1. Reverse of MOLTEN is NETLOM add 1 to each letter of NETLOM. So code of MOLTEN become OFUMPN.
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Question4) In a certain code 'ROAR' is written as 'URDU'. How is 'URDU' written in that code?
VXDQ
2. XUGX
3. ROAR
4. VSOV
Option- ['1', '2', '3', '4']
Answer: 2
Explaination: Each letter moves +3. Add 3 to each letter of URDU,so code of URDU will be XUGX
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Question5) In a certain code 'LIMCA' is written as 'HJLDZ'. Which of the following words is written as 'IFWJBP'?
MEXICO
2. MERCURY
3. JAPAN
4. MIDNIGHT
Option- ['1', '2', '3', '4']
Answer: 1
Explaination: Each letter moves +1, -1, ....alternately except for L, which is –4. We have to find the word for the code IFWJBP. Add 4 to I then -1, +1 alternately to the remaining letters. The word will be MEXICO.
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Question6) In certain code 'HILTON' is written as 'I H T L N O'. How is 'BILLION' written in that code?
IBLLION
2. IBOILLN
3. IBLLOIN
4. IBLOILN
Option- ['1', '2', '3', '4']
Answer: 3
Explaination: Letters are interchanged in each pair. So code of BI become IB, IO become OI. So code BILLION will be IBLLOIN
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Question7) If in the English alphabet, every alternate letter from B onwards is written in small letters while others are written in capitals, then how will the 3rd day from Tuesday will be coded?
W e D N e S d A Y
2. W E d n E S d A Y
3. T H U R S d A Y
4. f r I d A Y
Option- ['1', '2', '3', '4']
Answer: 4
Explaination: The small letters are b, d, f, h, j, l, n, p, r, t, v, x, z. The third day from tuesday will be friday and code will be frIdAY.
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Question8) If the letters of the word 'CYCLINDER' are arranged alphabetically, then which letter would be farthest from the first letter of word?
N
2. E
3. Y
4. R
Option- ['1', '2', '3', '4']
Answer: 3
Explaination: Last letter is Y
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Question9) In a certain code 'CERTAIN' is coded as 'BFQUZJM'. How is 'MUNDANE' coded in that code?
LVMEZOD
2. NTCOMBF
3. NTOCNBF
4. LTMCZOF
Option- ['1', '2', '3', '4']
Answer: 1
Explaination: Each letter moves -1, +1 alternately. So, M - 1 = L, U + 1 = V and so on. So code for MUNDANE will be LVMEZOD
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Question10) In a certain code 'SEQUENCE' is coded as 'FDOFVRFT. How is 'CHILDREN' coded in that code?
OFESJMID
2. OFSEMJID
3. OFSEJIMD
4. OFSEJMID
Option- ['1', '2', '3', '4']
Answer: 2
Explaination: Reverse the word and +1 to each letter. The reverse of CHILDREN is NERDLIHC. add 1 to each letter. Therefore, the code of CHILDREN becomes OFSEMJID.
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