Title: Mod 5 Quiz
Course: CIS 208: Linux/UNIX III: Intermediate System Administration, Networking, and Security ~ For IGNITE Review

Q: Which record type tells where to deliver email for a domain?
A: MX

Q: Which record type(s) hold IP addresses?
- A
- AAAA
- CNAME
- AA
A: A; AAAA

Q: Which record type contains the serial number of the zone?
- A
- NS
- SOA
- PTR
A: SOA

Q: DNS cannot be used to resolve IP addresses to hostnames.
- True
- False
A: False

Q: What is required to register a domain?
- An account with a register.
- A fee.
- A list of nameservers.
- Contact information.
A: An account with a register.; A fee.; A list of nameservers.; Contact information.

Q: The registrar will provide IP addresses for a domain.
- True
- False
A: False

Q: The [x] command queries dns servers for resource records.
A: host / nslookup / dig

Q: An authoritative server is:
- A master or a slave.
- A forwarder.
- A caching server.
- An outdated term.
A: A master or a slave.

Q: A [x] record provides a hostname for an IP address.
A: PTR

Q: When troubleshooting DNS issues, it's best to start:
- Checking the servers.
- Checking IntoDNS.
- using a client on the internal network.
- using a client on the Internet.
A: Checking the servers.