STP Quiz: Can You Stop the Loop?

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Quizzes Created: 7097 | Total Attempts: 80,150
| Questions: 20 | Updated: Jul 2, 2026
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1. What metric does STP use to calculate the best path to the root bridge?

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About This Quiz
Stp Quiz: Can You Stop The Loop? - Quiz

Test your understanding of the Spanning Tree Protocol (Network+), the critical mechanism that prevents network loops in switched environments. This quiz covers STP fundamentals, port roles, BPDU messaging, convergence, and practical scenarios. Ideal for Network+ candidates and network administrators seeking to master loop prevention and redundancy concepts.

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2. If two ports have identical path costs, which tiebreaker does STP use?

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3. What is the maximum default forward delay in STP?

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4. In MST (Multiple Spanning Tree), what is an instance?

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5. Which STP timers determine convergence speed and loop prevention?

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6. How does STP prevent broadcast storms in a redundant network?

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7. What happens to a port in the blocking state when it receives a frame?

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8. In a stable STP topology, how many root ports does each switch have?

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9. Which port role is assigned to a port that would create a loop if activated?

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10. A non-root bridge receives a superior BPDU. What should it do?

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11. What is the primary purpose of the Spanning Tree Protocol?

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12. In RSTP, which port state combines learning and forwarding capabilities?

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13. Which STP variant provides faster convergence by using link-type information?

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14. What is the default hello time interval for STP BPDU transmission?

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15. In which port state does STP listen to BPDUs but not forward frames?

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16. How many port states exist in traditional 802.1D STP?

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17. What does BPDU stand for in the context of STP?

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18. Which port type is responsible for forwarding frames toward the root bridge?

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19. In STP, what is the default bridge priority value?

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20. Which bridge parameter is used to elect the root bridge in STP?

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What metric does STP use to calculate the best path to the root...
If two ports have identical path costs, which tiebreaker does STP use?
What is the maximum default forward delay in STP?
In MST (Multiple Spanning Tree), what is an instance?
Which STP timers determine convergence speed and loop prevention?
How does STP prevent broadcast storms in a redundant network?
What happens to a port in the blocking state when it receives a frame?
In a stable STP topology, how many root ports does each switch have?
Which port role is assigned to a port that would create a loop if...
A non-root bridge receives a superior BPDU. What should it do?
What is the primary purpose of the Spanning Tree Protocol?
In RSTP, which port state combines learning and forwarding...
Which STP variant provides faster convergence by using link-type...
What is the default hello time interval for STP BPDU transmission?
In which port state does STP listen to BPDUs but not forward frames?
How many port states exist in traditional 802.1D STP?
What does BPDU stand for in the context of STP?
Which port type is responsible for forwarding frames toward the root...
In STP, what is the default bridge priority value?
Which bridge parameter is used to elect the root bridge in STP?
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