DNS Quiz

What is the entire DNS tree called?

• DNS server

• DNS zone

• DNS database

• DNS namespace

What type of DNS query does not send out additional queries?

• Recursive Query

• Static Query

• Iterative Query

• Dynamic Query

What is a primary zone responsible for?

• Providing fault tolerance

• Maintaining all records for the DNS zone

• Load balancing

• Storing noneditable copies

What is a disadvantage of a local database in primary zones?

• High security

• Fault tolerance

• Easy access

• Increased network traffic

What do secondary zones provide?

• Only security features

• Dynamic updates

• Primary copies of the DNS database

• Noneditable copies of the DNS database

What is the purpose of a stub zone?

• To replace primary zones

• To provide redundancy

• To identify authoritative DNS servers

• To store all DNS records

What type of DNS update requires manual entry by an administrator?

• Recursive updates

• Iterative updates

• Static updates

• Dynamic updates

What is a characteristic of recursive queries?

• They require the server to provide an answer or error

• They are the same as iterative queries

• They can refer clients to other servers

• They always return the best answer from cache

What is the main function of root servers in DNS?

• To perform dynamic updates

• To provide security for DNS queries

• To store all DNS records

• To manage top-level domain names

What is a primary zone with Active Directory Integration used for?

• To enhance security

• To provide load balancing

• To maintain all records for the DNS zone

• To store noneditable copies