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System Design Quiz Practice
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Question 1 of 1
medium
System Design
Why does Uber avoid writing driver GPS location pings to a relational database table?
A
GPS coordinates are illegal to write to disk under GDPR
B
1.25M writes per second would exhaust database disk IOPS, and transient 4-second location pings are only valuable in memory
C
Because SQL cannot store floating point latitude and longitude numbers
D
Because driver mobile apps only connect to Redis
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