Adding another question to aws (Ebazhanov#1319)

aws/aws-quiz.md

@@ -379,4 +379,10 @@ aws ec2 associate-address --instance-id i-8b953 --allocation-id eipalloc-02d021a
 - [ ] RDS will automatically increase the allocated space by 10% and will send the AWS root account an email with resolution steps.  Allocate more space to avoid overage charges.
 - [x] The database instance will report a STORAGE_FULL status and become inaccessible if the instance does not have enough remaining storage to operate.  Allocate more space to the instance.
 - [ ] SQL Server will close all existing connections to the databases and attempt to shrink its log files to reclaim storage space.
-- [ ] RDS will automatically increase the allocated space by 5% and will continue to allocate new space up to 50% of the orginal allocated space.  When storage space has increase 50%, RDS will automatically stop the instance to preserve data integrity.
+- [ ] RDS will automatically increase the allocated space by 5% and will continue to allocate new space up to 50% of the orginal allocated space.  When storage space has increase 50%, RDS will automatically stop the instance to preserve data integrity.
+
+#### Q54. You have a fleet of IoT devices that send telemetry to a server-side application provided by your IoT vendor for decoding a proprietary messaging format.  The devices are provisioned to send telemetry reports to your server via UDP on port 6339.  What is the best way scale this server as more Iot devices are added to your fleet?
+- [ ] Use a Network Load Balancer to distribute the traffic across your servers. Use UDP health checks to determine if the server is available to receive traffic.
+- [ ] Use Route 53 with HTTP health checks.  Create an application on the server to report the readiness status of the vendor-provided server software to Route 53 via HTTP.
+- [ ] Use Route 53 with UDP health checks. As you scale up, Route 53 wiwll route the traffic to the new servers if they pass the health checks.
+- [ ] Use Application Load Balancer to distribute the traffic across your servers.