Google Cloud Professional Cloud Security Engineer Practice Exam

What should a company implement to route customers to the nearest mail server based on location?

1. Create a TCP load balancer with global forwarding rules

2. Create a Network Load Balancer with location-based forwarding

3. Establish a Content Delivery Network (CDN)

4. Use a Cloud Function for mail routing

The correct answer is: Create a Network Load Balancer with location-based forwarding

The most suitable approach for routing customers to the nearest mail server based on location is to create a Network Load Balancer with location-based forwarding. This option leverages the capabilities of a Network Load Balancer, which operates at the transport layer (Layer 4) and can intelligently direct traffic to the closest available mail server. Location-based forwarding rules can ensure that client requests are routed efficiently, minimizing latency and improving overall performance by connecting users to the mail server that is geographically closest to them. In scenarios where quick responsiveness and geographical awareness are critical for mail service, employing a Network Load Balancer is effective. It can analyze the client's incoming requests, determine the origin of the traffic, and then forward that request to the appropriate backend mail server based on the specified location rules. This enhances user experience by providing faster access to services. While a TCP load balancer could distribute traffic, it doesn’t inherently provide location-based routing features, making it less suitable for this specific use case. A Content Delivery Network (CDN) primarily focuses on delivering static content efficiently rather than dynamically routing mail server traffic based on user location. Lastly, using a Cloud Function for mail routing would introduce unnecessary complexity and overhead, as Cloud Functions are better suited for event-driven computing rather than managing