Test out: Queueing & Little's law

Already know this? Pass at 80% and the station counts as understood. One try per question, one attempt per day.

Question 1 of 6 · one try each

On a busy evening, Timetable's API gets 300 requests a second and has about 3 in progress on average — so each spends about 10 ms inside. Which statements about it are right? Select all that apply.

Pick all that apply.Its p99 latency must be about 10 ms as wellIt holds only because the requests arrive at randomThe count in progress can change only if its traffic doesAt the same traffic, twice the time inside means about 6 in progressAll 10 ms must be time spent working on each requestThe same rule would also describe its database's pool, or a queue