Examkin

Question

Difficulty: Very hardMust Be True / Most Strongly Supported

To achieve certification from the Quantum Security Consortium (QSC), a cryptographic network must guarantee absolute data integrity. Any network that guarantees absolute data integrity continuously monitors photon polarization. Furthermore, continuous monitoring of photon polarization inevitably induces measurable signal latency whenever a network's transmission distance exceeds 100 kilometers. Yet, it is a strict requirement that no QSC-certified network can exhibit measurable signal latency. Recently, at least some newly implemented networks employing dynamic entanglement protocols have achieved QSC certification.

Which one of the following statements must be true based on the information provided?

  1. At least some newly implemented networks employing dynamic entanglement protocols operate over transmission distances of 100 kilometers or less.Answer
  2. B
    Any cryptographic network that guarantees absolute data integrity and operates over a transmission distance of 100 kilometers or less will achieve QSC certification.
  3. C
    No newly implemented network employing dynamic entanglement protocols exhibits measurable signal latency.
  4. D
    Continuous monitoring of photon polarization is sufficient to guarantee absolute data integrity within a cryptographic network.
  5. E
    Cryptographic networks that do not employ dynamic entanglement protocols are less likely to achieve QSC certification than those that do.

Answer

At least some newly implemented networks employing dynamic entanglement protocols operate over transmission distances of 100 kilometers or less.
By logically chaining the premises, we establish that QSC certification requires continuous monitoring of photon polarization. If a network continuously monitors photon polarization and exceeds 100 kilometers in transmission distance, it will inherently have measurable signal latency. However, since QSC networks are strictly forbidden from having measurable signal latency, they must not exceed 100 kilometers in distance. Finally, because the stimulus states that some dynamic entanglement networks are QSC-certified, those specific networks must abide by the QSC constraint: their transmission distances must be 100 kilometers or less.

Step-by-Step Solution

1
Map the conditional rules provided in the stimulus.
QSC -> ADI; ADI -> CMPP; (CMPP + Distance > 100km) -> MSL; QSC -> NOT MSL.
Translating statements into formal logic allows for accurate deduction.
2
Chain the initial rules to find the necessary characteristics of a QSC network.
QSC -> ADI -> CMPP. Therefore, QSC -> CMPP.
Establishing the chain reveals that every QSC network must continuously monitor photon polarization.
3
Combine the QSC characteristics with the latency rule to deduce distance constraints.
Since QSC -> NOT MSL, and MSL is guaranteed if (CMPP + Distance > 100km), a QSC network cannot satisfy both conditions. Since QSC -> CMPP, it MUST be true that QSC -> NOT (Distance > 100km).
Using modus tollens on a compound sufficient condition reveals the necessary absence of the second trigger.
4
Apply the existential quantifier (some) to the derived universal rule.
Fact: Some DE -> QSC. Derived Rule: QSC -> Distance <= 100km. Conclusion: Some DE -> Distance <= 100km.
If an intersecting group (some DE networks) possesses a sufficient condition (QSC), they must possess the necessary condition of that group (Distance <= 100km).

Key Concept

Must Be True / Most Strongly Supported
Rate this question

Topics

Must Be True / Most Strongly Supported

More questions from this topic