Engineering Hive
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High-Throughput Architecture - Quiz
Test your knowledge with 7 questions
Question 1 of 7
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A payment Lambda function opens a new database connection on every invocation. At 500 concurrent Lambdas, the RDS connection limit is exceeded. What is the correct solution?
A
Increase the RDS instance size to allow more connections
B
Use RDS Proxy to pool connections — Lambda functions connect to the proxy, which multiplexes them into a smaller pool of real DB connections
C
Reduce the Lambda timeout to free connections faster
D
Use DynamoDB instead of RDS
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