Coding-Decoding MCQs with Answers for JKSSB, SSC & Railway Exams

Question #141

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If 'A' = 26, 'B' = 25, what is 'C'?

A. 24

B. 26

C. 25

D. 23

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Correct Answer: Option A

Explanation:
Reverse alphabetical order: C=24.

This question belongs to: Reasoning Coding-Decoding

Question #142

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If 'dog' is 'god', 'cat' is 'tac', 'rat' is 'tar', what is 'bat'?

A. bat

B. tab

C. atb

D. abt

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Correct Answer: Option B

Explanation:
Reverse the word: bat -> tab.

This question belongs to: Reasoning Coding-Decoding

Question #143

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If 'sky' is 'earth', 'earth' is 'water', 'water' is 'sky', where do fish live?

A. Sky

B. Water

C. Air

D. Earth

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Correct Answer: Option A

Explanation:
Fish live in water. Water is coded as sky.

This question belongs to: Reasoning Coding-Decoding

Question #144

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If 'A' = 100, 'B' = 200, 'C' = 300, what is 'D'?

A. 300

B. 600

C. 400

D. 500

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Correct Answer: Option C

Explanation:
Positional * 100. D(4)*100 = 400.

This question belongs to: Reasoning Coding-Decoding

Question #145

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If 'M' = 13, 'A' = 1, 'T' = 20, what is 'MAT'?

A. 13120

B. 13201

C. 20113

D. 11320

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Correct Answer: Option A

Explanation:
Concatenation: 13, 1, 20 -> 13120.

This question belongs to: Reasoning Coding-Decoding

Question #146

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If 'bird' is 'fish', 'fish' is 'insect', 'insect' is 'bird', what flies?

A. Insect

B. Cat

C. Bird

D. Fish

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Correct Answer: Option A

Explanation:
Birds fly. Bird is coded as fish. Wait, if bird is fish, and insect is bird, insects fly? Let's check logic.

This question belongs to: Reasoning Coding-Decoding

Question #147

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If '1' = 'I', '2' = 'II', '3' = 'III', what is '4'?

A. IV

B. V

C. IIII

D. VI

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Correct Answer: Option A

Explanation:
Roman numerals: 4 is IV.

This question belongs to: Reasoning Coding-Decoding

Question #148

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If 'X' = 10, 'Y' = 11, 'Z' = 12, what is 'W'?

A. 11

B. 9

C. 8

D. 10

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Correct Answer: Option B

Explanation:
Code = pos - 14. W(23)-14=9.

This question belongs to: Reasoning Coding-Decoding

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