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Minggu, 19 Februari 2012

Kunci Jawaban CCNA 1 Chapter 6 Discovery 4.0


waban CCNA Discovery 1 chapter 6
Answer CCNA Discovery 1 chapter 6

Bagi temen-temen yang belom ngerjain CCNA Discovery 1 chapter 6 nih gua kasih jawaban CCNA Discovery 1 chapter 6 / answer CCNA Discovery 1 chapter 6.

1   
What is the correct order of the layers of the OSI reference model, starting at the lowest layer and working up the model?
    #physical, data link, network, transport, session, presentation, application
   
2    
What three items are contained in an Ethernet header and trailer? (Choose three.)
    #source MAC address
    #destination MAC address
    #error-checking information

3    
Which protocols are TCP/IP application layer protocols? (Choose two.)
    #FTP
    #SMTP
    
4    
http://1.bp.blogspot.com/_uyUCaW-qsV4/TNEQXDmHyAI/AAAAAAAAAKQ/C9J6eiamw8U/s1600/14159.jpg

Refer to the graphic. Which protocol is used to access this website?
    #HTTP
    
5    
What is an advantage of the use of layers in the OSI reference model?
    #It prevents changes in one layer from affecting other layers.
    
6    
What term is used to describe how TCP/IP protocols are layered and interact to format, address, and transmit information across a network?
    #protocol stack
    
7    
Whenever e-mail clients send letters, what device is used to translate the domain names into their associated IP addresses?
    #DNS server

8    
An Internet server is running both FTP and HTTP services. How does the server know which of these applications should handle an incoming segment?
    #The segment destination port number identifies the application that should handle it.
    
9    
You are creating a network-based video game. What influences your decision about which transport protocol to use for the application?
    #UDP will not disrupt the game to retransmit dropped packets.
    
10    
Which port number is used by SMTP?
    #25
    
11    
Which application is most likely used to translate www.cisco.com to 198.133.219.25?
    #DNS
    
12    
Which of the following are layers of the TCP/IP model? (Choose three.)
    #Application
    #Internet
    #Network Access
    
13    
Which protocol is used by e-mail servers to communicate with each other?
    #SMTP
    
14    
What client software enables logged in users to communicate with other logged in users in real time?
    #instant messaging

15    
What type of server would use IMAP?
    #e-mail

16    
What resolves a website URL to an IP address?
    #DNS server
    
17    
What information is contained in an IP header?
    #source and destination IP addresses
    
18    
Which protocol is used by FTP to transfer files over the Internet?
    #TCP
    
19    
A client has decoded a frame and started the de-encapsulation process. In which order does the de-encapsulation process occur?
    
    1) remove Ethernet header and trailer
    2) remove IP header
    3) remove TCP header
    4) pass data to the application

    

20    
A device receives an Ethernet frame and recognizes the MAC address as its own. What does the device do to the message to get to the encapsulated data?
    #removes the Ethernet header and trailer

21    
Cabling issues are associated with which OSI layer?
    #1
    
22    
A network client in a corporate environment reboots. Which type of server would most likely be used first?
    #DNS

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