Deduction Intermediate Quiz 3

1. All primary historical sources provide direct evidence about the past. Diary Entry X does not provide direct evidence about the past. What can be deduced?

2. If a computer has an SSD, it boots up in under fifteen seconds. Laptop Y does not boot up in under fifteen seconds. What can you deduce?

3. Either the heating element is working or the temperature is falling. The temperature is stable and not falling. What follows logically?

4. No perfect squares end in the digit 7. Number N ends in the digit 7. What can be deduced about Number N?

5. If the encryption key is valid, the data decrypts instantly. If the data decrypts instantly, the user sees the dashboard. The user cannot see the dashboard. What is true?

6. All registered voters in this precinct must be residents. Thomas is not a resident. What follows logically?

7. If the water pressure drops too low, the safety valve closes. The safety valve is wide open. What can be deduced about the water pressure?

8. Either you have the physical key or you must enter a passcode. You do not have the physical key. What must you do to enter?

9. No herbivores hunt other animals. A wolf hunts other animals. What can be safely deduced about a wolf?

10. If the software is updated, the security patch applies. If the security patch applies, the malware is blocked. The malware was not blocked. What follows?