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What occurs when repeated lookups for nonexistent keys miss the cache and repeatedly reach the backing store? | SWE Maxx
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System design · Multiple Choice
Difficulty: Hard
What occurs when repeated lookups for nonexistent keys miss the cache and repeatedly reach the backing store?
Cache failure modes
Data freshness
Choose your answer
A
Time to live
B
Cache penetration
C
Cache avalanche
D
Stale cache entry
Check answer
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