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Elementary,Middle School,High School,College,University,PHD
| Teaching Since: | May 2017 |
| Last Sign in: | 408 Weeks Ago, 3 Days Ago |
| Questions Answered: | 66690 |
| Tutorials Posted: | 66688 |
MCS,PHD
Argosy University/ Phoniex University/
Nov-2005 - Oct-2011
Professor
Phoniex University
Oct-2001 - Nov-2016
a. 1. What is DNS?
2. What is the difference between a name server and a resolver in DNS?
3. What is a DNS resource record?
4. Give a brief description of DNS operation.
b. 1. What is the difference between a domain and a zone?
2. Explain the difference between the recursive technique and the iterative technique in DNS.
3. What is meant by saying that HTTP is a stateless protocol?
4. Explain the differences among HTTP proxy, gateway, and tunnel.
5. What is the function of the cache in HTTP?
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