10 Questions
What does DNS stand for?
Domain Name System
What is the responsibility of the top level domain server?
To manage and maintain information with dot domain, e.g. the ".com"
Where does DNS caching occur at the operating system level?
At the DNS recursive resolver inside the ISP
What is the purpose of a resolver server in DNS?
To check its own cache memory for IP addresses
What is the analogy used to explain how DNS works?
Phone book
What is the final authority for knowing everything about a domain?
Authoritative name server
What does the resolver do with the IP address it receives?
Stores it in its cache memory
What is the purpose of DNS caching?
To temporarily store data for performance and reliability
What is the function of the TLD server in DNS resolution?
To host the last portion of a hostname
What is the purpose of DNS in a web browser?
To convert domain names to IP addresses
Test your knowledge of DNS with this quiz covering basics such as the purpose of DNS, resolver servers, root servers, top-level domain servers, and authoritative name servers.
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