Cloud Networking Technology GCLD Practice Questions (Page 4)

Questions 16–20

1. 16foundation · easy

   Which statement best describes the configuration of a VPC in a cloud environment?

   • AA VPC is limited to a single availability zone
   • BA VPC is automatically created for every cloud account
   • CA VPC is confined to a single region and can contain multiple subnets across availability zones
   • DA VPC spans multiple regions by default
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2. 17foundation · easy

   What is the primary purpose of a Virtual Private Cloud (VPC) in a public cloud environment?

   • ATo automatically scale applications based on demand
   • BTo provide a global DNS resolution service
   • CTo store encrypted data at rest
   • DTo provide a logically isolated network for cloud resources
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4. 18foundation · easy

   Which layer of the OSI model does an Application Load Balancer (ALB) operate at?

   • ALayer 2 (Data Link)
   • BLayer 3 (Network)
   • CLayer 4 (Transport)
   • DLayer 7 (Application)
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5. 19application · medium

   A company has a web application hosted in a cloud VPC behind an application load balancer. The application is accessed via a custom domain name. The company wants to ensure that the domain name resolves to the load balancer's DNS name and that the resolution is highly available. Which configuration should the company use?

   • ACreate an A record in the company's DNS provider mapping the custom domain to the load balancer's IP address.
   • BCreate a TXT record in the company's DNS provider mapping the custom domain to the load balancer's DNS name.
   • CCreate a CNAME record in the company's DNS provider mapping the custom domain to the load balancer's DNS name.
   • DCreate an A record in the company's DNS provider mapping the custom domain to the VPC's CIDR block.
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6. 20application · medium

   A company is deploying a new internal application in a cloud VPC. The application will be accessed by employees using a custom internal domain name. The company wants to use the cloud provider's DNS service to resolve the internal domain name to the application's private IP address. Which configuration should the company use?

   • ACreate a CNAME record in the public DNS provider pointing the internal domain to the VPC's public IP.
   • BAdd a route in the VPC route table to forward DNS queries to the internet gateway.
   • CCreate a public hosted zone in the cloud DNS service and add an A record for the internal domain.
   • DCreate a private hosted zone in the cloud DNS service, associate it with the VPC, and add an A record for the internal domain.
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