Mock interview · Database internals

Database internals screen

Design a crash-safe write-ahead log and a bloom-filter-fronted read path, reason about reader-writer locks, seqlocks and relaxed counters, and size B-tree lookups, TLB reach and context-switch overhead.

• 1:15:00 total

  One clock for the whole set, kept by the server.

• 8 questions

  Answer in any order and revise until you finish.

• Graded at the end

  Only code test results show during the set.