on calculations can i see how did the expect come to the solution ,all the workout should be included
QUESTION 1
QUESTION 2
Question 3
Suppose Amy, sends an email using her browser to her friend Jack. Jack uses a user agent on his mobile device to access his email from his mail server using a pull protocol. Which application layer protocols are being used in this scenario?
SMTP and POP3 |
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SMTP and IMAP |
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HTTP and POP3 |
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HTTP and SMTP |
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HTTP, SMTP and IMAP |
QUESTION 4
"This protocol uses UDP and can be thought of as the ""Internets Directory Service"""
DNS |
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TCP |
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UDP |
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All of the above |
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None of the above |
QUESTION 5
Server.py
from socket import *
sName=’127.0.0.1’
sSocket=socket(AF_INET,SOCK_DGRAM)
sSocket.bind((sName, 12005))
while True:
msg, cAddr =sSocket.recv(2048)
newMsg = msg.decode().lower()
sSocket.sendto(newMsg.encode(), cAddr)
In which line does a coding error exist?
sSocket=socket(AF_INET,SOCK_DGRAM) |
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sSocket.bind((sName, 12005)) |
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msg, cAddr =sSocket.recv(2048) |
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newMsg = msg.decode().lower() |
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sSocket.sendto(newMsg.encode(), cAddr) |
QUESTION 6
HTTP |
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FTP |
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BitTorrent |
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SMTP |
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None of the above |
QUESTION 7
SMTP |
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POP3 |
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IMAP |
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All of the above |
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None of the above |
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QUESTION 8 |
A new startup company Networks unlimited needs to register it s mail server in the DNS system. The domain name is: networksunltd.net at IP address 202.194.54.3. Which of the following is true regarding resource record entries that will need to be made by the DNS registrar?
Into the .com TLD server insert (networksunltd.net, mail.networksunltd.net, NS) and (mail.networksunltd.net, 202.194.54.3, A) |
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Into the .com TLD server insert (networksunltd.net, 202.194.54.3, A) |
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Into the .net TLD server insert (networksunltd.net, mail.networksunltd.net, MX) and (mail.networksunltd.net, 202.194.54.3, A) |
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Into the .com TLD server insert (mail.networksunltd.net, 202.194.54.3, A) |
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None of the above |
QUESTION 9
Consider the following excerpt from a simple server side UDP program:
Server.py
from socket import *
sName=’127.0.0.1’
sSocket=socket(AF_INET,SOCK_DGRAM)
sSocket.bind((*******************))
while True:
msg, cAddr =sSocket.recvfrom(2048)
newMsg = msg.decode().lower()
sSocket.sendto(newMsg.encode(), cAddr)
What code could replace the ***********’’s in line 4?
sName, sPort |
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sName, 12005 |
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sPort, SName |
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12005. ‘xyz’ |
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None of the above |
Question#1
6.32 SECONDS
Question#2
7.5 SECONDS
Question#3
HTTP and POP3
Question#4
TCP |
Question#5
msg, cAddr =sSocket.recv(2048) |
Question#6
BitTorrent |
Question#7
IMAP |
Question#8
Into the .net TLD server insert (networksunltd.net, mail.networksunltd.net, MX) and (mail.networksunltd.net, 202.194.54.3, A)
Question#9
sName, 12005 |
PLEASE GIVE A THUMBS UP!!!!!!!!!
on calculations can i see how did the expect come to the solution ,all the workout...
ANSWER NETWORKS QUESTIONS (MCQS AND CALCULATIONS) QUESTIONS ( 11 - 20) QUESTION 11 1. Consider the following excerpt from a simple server side UDP program: Server.py from socket import * sName=’127.0.0.1’ sSocket=socket(AF_INET,SOCK_DGRAM) sSocket.bind((sName, 12005)) while True: msg, cAddr =sSocket.recvfrom(2048) newMsg = msg.decode().lower() sSocket.sendto(*********************) What code could be used to replace the **********’s in line 8? newMsg.encode(), cAddr newMsg.encode() msg.encode(), cAddr msg.encode() none of the above 1 points QUESTION 12 For a client to obtain an IP address from the local...
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check my answers for Networking I came up with these answers, can check my answers Question 1: General What data rate is needed to transmit an uncompressed 4" x 6" photograph every second with a resolution of 1200 dots per inch and 24 bits per dot (pixel)? 691,200 kb/s 28.8 kb/s 8.29 Mb/s 829 Mb/s Question 2: Layering "Layering" is commonly used in computer networks because (check all that apply): -It forces all network software to be written in ‘C’....