Cloud DNS for domain management in GCP - Cheat Sheet & Quick Revision

Recall & Review

beginner

What is Cloud DNS in Google Cloud Platform?

Cloud DNS is a scalable, reliable, and managed Domain Name System service that translates domain names into IP addresses, helping direct internet traffic to your resources.

beginner

What is a DNS zone in Cloud DNS?

A DNS zone is a container that holds DNS records for a specific domain or subdomain. It organizes and manages the domain's DNS settings.

beginner

Which DNS record type is used to map a domain name to an IPv4 address?

The A record maps a domain name to an IPv4 address, allowing browsers to find the correct server.

intermediate

How do you verify domain ownership when using Cloud DNS?

You verify domain ownership by adding a specific TXT record provided by the domain registrar or Google Cloud to your DNS zone.

intermediate

Why is it important to set TTL (Time to Live) values in DNS records?

TTL controls how long DNS responses are cached by clients and servers. Setting appropriate TTL values balances between quick updates and reducing DNS query traffic.

What does Cloud DNS primarily do?

A Translates domain names to IP addresses

B Stores website files

C Manages virtual machines

D Monitors network traffic

Cloud DNS translates domain names into IP addresses so browsers can find your website.

Which record type would you use to point a domain to an IPv6 address?

A A record

B CNAME record

C MX record

D AAAA record

AAAA records map domain names to IPv6 addresses.

What is a DNS zone in Cloud DNS?

A A type of firewall rule

B A virtual machine

C A container for DNS records of a domain

D A storage bucket

A DNS zone holds all DNS records for a domain or subdomain.

How do you update DNS records in Cloud DNS?

A By editing the DNS zone and adding or modifying records

B By changing VM settings

C By uploading files to Cloud Storage

D By creating a new project

DNS records are updated by editing the DNS zone in Cloud DNS.

Why might you set a low TTL value for a DNS record?

A To speed up DNS caching

B To allow quick updates to DNS records

C To reduce DNS queries

D To increase security

A low TTL means DNS changes propagate faster but may increase query traffic.

Explain how Cloud DNS helps manage your domain names and what a DNS zone is.

Think about how websites use names instead of numbers to be found.

Describe the process and importance of verifying domain ownership using Cloud DNS.

Consider why proving ownership is important before managing a domain.