5. Interactive Systems and Networking

Latency And Prediction — Quiz

Test your understanding of latency and prediction with 5 practice questions.

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Practice Questions

Question 1

In a networked game, what is the primary challenge that 'jitter' presents, and how does it relate to latency masking techniques?

Question 2

When implementing client-side prediction, a critical design decision involves the 'rollback' mechanism. What is the most significant trade-off when choosing between a full state rollback and a partial state rollback for reconciliation?

Question 3

Consider a scenario where a player's client predicts a projectile's trajectory. If the server's authoritative calculation for the projectile's path differs due to a slight discrepancy in game physics simulation, what is the most effective reconciliation strategy to minimize visual jarring for the player?

Question 4

In a fast-paced multiplayer game, a common technique to mask latency for player movement is 'dead reckoning.' Which of the following best describes a sophisticated application of dead reckoning that incorporates prediction beyond simple linear extrapolation?

Question 5

When designing a networked game, the choice between 'lag compensation' and 'client-side hit detection' for projectile weapons has significant implications for fairness and responsiveness. What is the primary reason a developer might choose lag compensation over client-side hit detection, despite the latter offering immediate feedback?