Http protocol, Computer Network Security

Assignment Help:

Question

(a) Name 3 popular electronic mail access protocols?

(b)

i. What is DNS?

ii. Briefly, describe what it does and how it works?

iii. Why does DNS use a distributed approach as opposed to a single server?

(c) HTTP supports both non-persistent and persistent connections.

i. Describe each type of connection and state which HTTP protocol version supports each type?

ii. How and where is the type of connection specified in the HTTP protocol?

(d) Assume that a new application layer protocol is developed for video conferencing application. Which transport layer protocol do you think will be used and why?

(e) FTP is said to have an "out-of-band" connection. Explain what it means?


Related Discussions:- Http protocol

Quote, How much would it cost to have a project completed by tomorrow night...

How much would it cost to have a project completed by tomorrow night?

Different architectures for wireless networks, (a) What are the different a...

(a) What are the different architectures for wireless networks? (b) Explain how WEP authentication and encryption works, describe the vulnerability. (c) In what ways are secu

Describe the role of dns root servers in network, QUESTION (a) Describ...

QUESTION (a) Describe the role of DNS root servers in the Internet network. (b) What do you understand by the handover concept in a mobile network? (c) List five meth

The effect the incident has on your business, QUESTION There are gener...

QUESTION There are generally five factors that will influence how you respond to computer security incidents- The effect the incident has on your business Legal issue

Data compression and the transport services, Da t a compre s sion a...

Da t a compre s sion and the trans p ort s e rvices,   The main purpose of the transport layer is to provide services which are efficient, reliable and cost-effecti

Explain the close procurement project process, Question 1: Why do we ne...

Question 1: Why do we need a Law of Contract? a Explanation Reasons to have a law of contract b Explain the close procurement project process - Explanation (causes,

Explain the dimension of service quality, Problem 1: Discuss how TWO of...

Problem 1: Discuss how TWO of the following gurus have contributed to the Quality Movement, highlighting the major points of their philosophies: (a) Edward Deming (b) Jose

Vulnerability scanners, VULNERABILITY SCANNERS Active vulnerability scan...

VULNERABILITY SCANNERS Active vulnerability scanners scan networks for detailed information, it initiate traffic to determine security holes. This scanner identifies usernames a

Develop a preliminary simulation model, Question: (a) State the strong ...

Question: (a) State the strong law of large numbers. (b) Data have been collected on response times (in minutes) at a fire station. The data are 2:7 1:8 0:8 1:4 1:2 (i

Introduction to planning for security, INTRODUCTION TO PLANNING FOR SECURIT...

INTRODUCTION TO PLANNING FOR SECURITY The creation of an information security program begins with creation and review of organization’s information security policies, standards,

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd