AWS Developer Associate awsdevtroubleshooting — practice questions
12 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice AWS Developer Associate awsdevtroubleshooting in the app →Which AWS service provides distributed tracing — visualising how a single request flows through multiple LambdWhere do Lambda function STDOUT and STDERR end up by default?Which CloudWatch construct fires a notification (or auto-scaling action) when a metric crosses a threshold forA Lambda function intermittently exceeds its memory limit. The team has identified high memory use comes from A Lambda function's 99th-percentile latency is dominated by cold starts. Which optimisation REDUCES (or eliminA Lambda function called from API Gateway returns 502 Bad Gateway under load. Logs show "Task timed out after Which CloudWatch feature lets a developer build a dashboard showing graphs of multiple metrics across several A team needs to query Lambda logs ad-hoc with SQL-like syntax (filter by request id, error code, latency). WhiA Lambda function in a VPC hits an external HTTPS API. Cold starts now take 8+ seconds instead of 800ms. What An application sends events to an SQS queue. Suddenly the queue's `ApproximateNumberOfMessagesVisible` grows sWhich CloudWatch construct sends an SNS notification when a Lambda's error rate exceeds 5% over a 5-minute winA serverless app's Lambda functions are billed per-millisecond. Which cost-optimization step has the BIGGEST i