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

Address resolution with table lookup, ADDRESS RESOLUTION WITH TABLE LOOKUP ...

ADDRESS RESOLUTION WITH TABLE LOOKUP : Resolution needs data structure that has information about address binding. A distinct address-binding table is used for every physical n

How an attacker can effectively de-layer and analyse data, Around the globe...

Around the globe the bank controlled Co-ops (Visa, MasterCard, Discover, and American Express) have rolled out millions of smart cards under the EMV (Europay, MasterCard, VISA) sta

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

Define broadcasting , Broadcasting is the distribution of video and audio...

Broadcasting is the distribution of video and audio content to a whole audience via any audio or visual mass communications medium, but generally one using electromagnetic radiat

What is feedforward multilayer perceptron neural network, Question: (a)...

Question: (a) Explain and illustrate with a drawing the three-layer feedforward multilayer perceptron neural network. (b) Summarize the standard backpropagation algorithm in

Pgp encryption, Produce a short report of your experiences in installing an...

Produce a short report of your experiences in installing and using PGP. The report should be written in the form of a journal that contains at least the following items: A de

Sequential label and supply, What questions should Iris ask Charlie about t...

What questions should Iris ask Charlie about the new job, about Kelvin''s team, and about the future of the company?

Determine the codeword which is transmitted using crc, Question (a) For...

Question (a) For the bit stream 010011, show the waveforms for each of the code indicated. Consider that the signal level for NRZ-L for mark is positive; the signal level for t

Attacks on cryptosystems-cryptography, Attacks on Cryptosystems Attacks a...

Attacks on Cryptosystems Attacks are attempts to achieve unauthorized access to secure communications have characteristically used brute force attacks. Attacker may alternatively

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