Crime & Detective · Medium

Logic Detectives: The Encrypted Usb Drive Mystery 307

A complete ten-question detective case set at a chess tournament, centered on the missing encrypted USB drive. Includes observation, timelines, code-breaking, deduction, evidence practice, True/False, and Yes/No decisions.

10 questions 8 mins General
Question 1 · multiple choice

Case 307: The security sketch marks a green jacket beside the cabinet. Which name fits that observation?

Mariam Leena Anas Layla
Question 2 · multiple choice

Case 307: The access log marks the important entry at 8:42. Who arrived at that exact time?

Mariam at 8:30 Leena at 8:54 Layla at 9:06 Anas at 8:42
Question 3 · multiple choice

Case 307: Decode RJQVQ by moving each letter back 2 alphabet place(s). What word appears?

PHOTO PENCIL WINDOW SHOE
Question 4 · multiple choice

Case 307: The queue record places Mariam first and Layla fourth, with Anas ahead of Leena. Who held position two?

Mariam Anas Leena Layla
Question 5 · multiple choice

Case 307: After matching three people to confirmed location records, only one name has no location match. Which name is it?

Mariam Leena Anas Layla
Question 6 · multiple choice

Case 307: A faint mark is visible on the case holding the encrypted USB drive. What is the best next step?

Wipe the mark clean Let everyone touch it Guess who made it Photograph the mark and protect the area
Question 7 · true false

Case 307: The entry records show Layla arrived before Mariam.

False True
Question 8 · true false

Case 307: Seeing a green jacket proves the wearer took the encrypted USB drive, so no other evidence is needed.

True False
Question 9 · multiple choice

Case 307: Should visitors pass the possible clue around so everyone can inspect it?

No Yes
Question 10 · multiple choice

Case 307: Is it fair to accuse Anas only because of the green jacket, without checking the timeline or any other clue?

Yes No
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