TDC 375-701                   Student Name:
Quiz 6
2009-11-04


1. Which DNS resource record (RR) type provides an IPv4 address
   answer to a question about a particular name?  Check the best
   answer(s).

   _x_ A

   ___ AAAA

   ___ MX

   ___ NS

   ___ PTR

   ___ TXT



2. If you are a potential registrant and want to register a domain
   name under the .com top-level domain (TLD), who are you most likely
   going work with to make this happen?  Select the best answer(s).  

   ___ ICANN

   ___ IETF

   ___ the .com TLD registry 

   _x_ an accredited registrar

   ___ NANOG



3. Which of the following are valid DNS header flags / bit fields?
   Select all that apply.

   _x_ aa

   _x_ qr

   _x_ ra

   _x_ rd



4. Assuming no path MTU issues or fragmentation occurs, all relevant
   DNS data fits into a single 512-byte DNS message, you issue a
   typical UDP DNS A query for www.depaul.edu and get an answer, which
   of the following is likely to be true?

   _x_ the query message will be smaller than the response message

   ___ the query message will be the same size as the response message

   ___ the query message will be larger than the response message


5. For the following fully qualified domain name:

       tdc375.example.com.

   What is the top-level domain?

   com


$Id: quiz6.txt,v 1.2 2009/11/07 15:36:03 jtk Exp $