Module 2 - Chapters 5,6,7

Question 1

This consists of rules and procedures for communication and behavior or etiquette.

Answer 1

Protocol

Question 2

What two protocols from the 90’s are obsolete?

Answer 2

IPX and SPX

Question 3

A set of protocols that work cooperatively is called?

Answer 3

Protocol suite or protocol stack

Question 4

What is the most common protocol stack?

Answer 4

Transmission Control Protocol/Internet Protocol (TCP/IP)

Question 5

What are the four layers of the TCP/IP model?

Answer 5

Application
Transport
Internetwork
Network access

Question 6

What 8 protocols work within the Application layer of the TCP/IP model?

Answer 6

HTTP, FTP, DHCP, TFTP
SMTP, POP3, DNS, SNMP

Question 7

What 2 protocols work within the Transport layer of the TCP/IP model?

Answer 7

TCP, UDP

Question 8

What 4 protocols work within the Internetwork layer of the TCP/IP model?

Answer 8

ICMP, ARP, IPsec
IPv4, IPv6

Question 9

What 4 protocols work within the Network access layer of the TCP/IP model?

Answer 9

Ethernet, token ring, FDDI, WAN Technologies

Question 10

What is another name used for Internetwork layer?

Answer 10

Internet Layer

Question 11

In the TCP/IP model which 4 protocols use the UDP protocol in the Application layer?

Answer 11

DHCP, DNS, TFTP, SNMP

Question 12

In the TCP/IP model which 4 protocols use the TCP protocol in the Application layer?

Answer 12

HTTP, FTP, SMTP, POP3

Question 13

What is the unit of information the Transport layer works with when using TCP

Answer 13

A segment

Question 14

What is the unit of information the Transport layer works with when using UDP?

Answer 14

Datagram

Question 15

The transport layer passes the segment or datagram to which layer?

Answer 15

Internetwork layer

Question 16

What is the last stop before a packet is delivered to the network medium?

Answer 16

The last stop is to the Network access layer where the NIC operates.

Question 17

What occurs when a packet gets to the Network access layer?

Answer 17

This is the layer where the NIC operates and adds on a frame header and trailer.

|Frame Header| IP Header| TCP Header | get the cengage.com home page| Frame Trailer|

Question 18

After packet is released from the Network Access layer, what occurs with the packet and where does it go?

Answer 18

The packet is delivered to the network medium as bits and makes it’s way to the website server, such as www.cengage.com server, where the web server software processes the packet and returns the web page requested on the computer requesting.