AWS Solutions Architect Associate (SAA-C02) Exam Prep Course - 2021 UPDATED! - Configuring Domain Name System (DNS) Lab

The video tutorial explores how AWS uses DNS automatically and how users can influence its use. It covers the automatic generation of DNS names in AWS, the challenges of remembering these names, and the customization options available in IAM to create user-friendly aliases. The tutorial also discusses the global uniqueness requirement for DNS aliases and the automatic generation of public DNS for EC2 instances. It concludes with a look at how aliases can be used to create more user-friendly DNS names, with a preview of using Route 53 for further customization.

What is a common issue with computer-generated DNS names in AWS?

• They are too short.

• They are not user-friendly.

• They are not unique.

• They are too expensive.

Why is it beneficial to customize AWS login URLs?

• To make them shorter than 5 characters.

• To increase security.

• To ensure they are globally unique.

• To make them easier to remember.

What must be considered when creating an alias for an AWS login URL?

• It must be approved by AWS support.

• It must be less than 10 characters.

• It must be globally unique.

• It must include numbers.

What is a limitation of the public DNS names generated for EC2 instances?

• They cannot be copied.

• They are not automatically generated.

• They cannot be edited.

• They are not globally unique.

How can you create a more user-friendly DNS name for an EC2 instance?

• By using a third-party DNS service only.

• By using a public IP address and creating an alias.

• By editing the AWS-generated DNS name.

• By contacting AWS support.

What is the primary function of Route 53 in AWS?

• To enhance security protocols.

• To provide cloud storage.

• To offer computing power.

• To manage DNS and domain names.

What is a key benefit of using aliases in AWS DNS management?

• They provide additional security features.

• They increase the speed of DNS resolution.

• They allow for more user-friendly domain names.

• They reduce the cost of DNS services.