Question 1

The data link layer address is generally encoded in a network card by the card's manufacturer.

Accepted Answer

A) True 
 B)False

Question 2

IPv6 is based upon _________ -byte addresses.

Accepted Answer

A) 32 
B) 24 
C) 4 
D) 16 
E) 8 
A) 32 
B) 24 
C) 4 
D) 16 
E) 8

Question 3

Quality of Service routing is a special type of routing in which different connections are assigned different priorities.

Accepted Answer

A) True 
 B)False

Question 4

The Enhanced Interior Gateway Routing Protocol is an interior routing protocol originally developed by Cisco.

Accepted Answer

A) True 
 B)False

Question 5

Explain how TCP/IP works in a high level way, using a detailed diagram including the different roles of TCP vs.IP, and the times at which each function is utilized in the process.

Accepted Answer

TCP/IP, or Transmission Control Protocol

Question 6

Stop-and-wait ARQ uses ___________ type of data flow.

Accepted Answer

A) full simplex 
B) half complex 
C) full duplex 
D) half duplex 
E) full complex 
A) full simplex 
B) half complex 
C) full duplex 
D) half duplex 
E) full complex

Question 7

What four pieces of information does a computer using TCP/IP need in order to send messages using TCP/IP. Explain why each of these is required.

Accepted Answer

A computer using TCP/IP needs four piece

Question 8

What are the two types of ARQ?

Accepted Answer

A) Stop-and-wait and continuous 
B) Half and full duplex 
C) Continuous and intermittent 
D) Selective and continuous 
E) Stop-and-wait and selective 
A) Stop-and-wait and continuous 
B) Half and full duplex 
C) Continuous and intermittent 
D) Selective and continuous 
E) Stop-and-wait and selective

Question 9

A subnet mask of ___________ means that all computers with only the same first two bytes in their IPv4 addresses are on the same subnet.

Accepted Answer

A) 11111111.0.0.0 
B) 255.255.255.0 
C) 255.0.0.0 
D) 255.255.0.0 
E) 255.255.255.255 
A) 11111111.0.0.0 
B) 255.255.255.0 
C) 255.0.0.0 
D) 255.255.0.0 
E) 255.255.255.255

Question 10

Another term for stop-and-wait ARQ is sliding window.

Accepted Answer

A) True 
 B)False

Question 11

Server name resolution is done using the:

Accepted Answer

A) Address Resolution Protocol 
B) Border Gateway Protocol 
C) Internet Control Message Protocol 
D) Routing Information Protocol 
E) Domain Name Service 
A) Address Resolution Protocol 
B) Border Gateway Protocol 
C) Internet Control Message Protocol 
D) Routing Information Protocol 
E) Domain Name Service

Question 12

Describe how a TCP three-way handshake vulnerability can be exploited.

Accepted Answer

The TCP three-way handshake vulnerabilit

Question 13

Translating an application layer address to a network layer address and finally to a data link layer address is called address resolution.

Accepted Answer

A) True 
 B)False

Question 14

An advantage of centralized routing is:

Accepted Answer

A) routing does reflect changing network conditions, such as computers that are overloaded by many messages 
B) if anything happens to the computer developing the routing table, the routing tables cannot be changed until that computer is fixed, or until a new computer is selected to perform the function 
C) routing decisions are simple 
D) the routing tables are stored at all computers in the network 
E) it requires more processing by each computer or router in the network than dynamic routing 
A) routing does reflect changing network conditions, such as computers that are overloaded by many messages 
B) if anything happens to the computer developing the routing table, the routing tables cannot be changed until that computer is fixed, or until a new computer is selected to perform the function 
C) routing decisions are simple 
D) the routing tables are stored at all computers in the network 
E) it requires more processing by each computer or router in the network than dynamic routing

Question 15

Subnet masks tell computers what part of an IP address is to be used to determine whether a destination is in the same subnet or in a different subnet.

Accepted Answer

A) True 
 B)False

Question 16

Assume that more than one application program is using the same communications line on a particular computer. To be able to decide to which application program a message should be delivered on this computer, TCP/IP relies on the:

Accepted Answer

A) data link layer address 
B) port address 
C) application layer address 
D) network address 
E) IP address 
A) data link layer address 
B) port address 
C) application layer address 
D) network address 
E) IP address

Question 17

TCP includes a sequence number so that the packets can be reassembled at the destination in the correct order.

Accepted Answer

A) True 
 B)False

Question 18

The network layer sits directly between the application layer and the data link layer in the Internet five-layer network model.

Accepted Answer

A) True 
 B)False

Question 19

Routing is the process of determining the path or route through the network that a particular message will follow from the sender to the recipient.

Accepted Answer

A) True 
 B)False

Question 20

The TCP portion of TCP/IP performs linking to the application layer.

Accepted Answer

A) True 
 B)False

The data link layer address is generally encoded in a network card by the card's manufacturer.

IPv6 is based upon _________ -byte addresses.

Quality of Service routing is a special type of routing in which different connections are assigned different priorities.

The Enhanced Interior Gateway Routing Protocol is an interior routing protocol originally developed by Cisco.

Explain how TCP/IP works in a high level way, using a detailed diagram including the different roles of TCP vs.IP, and the times at which each function is utilized in the process.

Stop-and-wait ARQ uses ___________ type of data flow.

What four pieces of information does a computer using TCP/IP need in order to send messages using TCP/IP. Explain why each of these is required.

What are the two types of ARQ?

A subnet mask of ___________ means that all computers with only the same first two bytes in their IPv4 addresses are on the same subnet.

Another term for stop-and-wait ARQ is sliding window.

Server name resolution is done using the:

Describe how a TCP three-way handshake vulnerability can be exploited.

Translating an application layer address to a network layer address and finally to a data link layer address is called address resolution.

An advantage of centralized routing is:

Subnet masks tell computers what part of an IP address is to be used to determine whether a destination is in the same subnet or in a different subnet.

Assume that more than one application program is using the same communications line on a particular computer. To be able to decide to which application program a message should be delivered on this computer, TCP/IP relies on the:

TCP includes a sequence number so that the packets can be reassembled at the destination in the correct order.

The network layer sits directly between the application layer and the data link layer in the Internet five-layer network model.

Routing is the process of determining the path or route through the network that a particular message will follow from the sender to the recipient.

The TCP portion of TCP/IP performs linking to the application layer.

Introduction to Data Communications

Application Layer

Physical Layer

Data Link Layer

Network Design

Wired and Wireless Local Area Networks

Backbone Networks

Wide Area Networks

The Internet

Network Security

Network Management

Filters

Exam 5: Network and Transport Layers

The data link layer address is generally encoded in a network card by the card's manufacturer.

IPv6 is based upon _________ -byte addresses.

Quality of Service routing is a special type of routing in which different connections are assigned different priorities.

The Enhanced Interior Gateway Routing Protocol is an interior routing protocol originally developed by Cisco.

Explain how TCP/IP works in a high level way, using a detailed diagram including the different roles of TCP vs.IP, and the times at which each function is utilized in the process.

Stop-and-wait ARQ uses ___________ type of data flow.

What four pieces of information does a computer using TCP/IP need in order to send messages using TCP/IP. Explain why each of these is required.

What are the two types of ARQ?

A subnet mask of ___________ means that all computers with only the same first two bytes in their IPv4 addresses are on the same subnet.

Another term for stop-and-wait ARQ is sliding window.

Server name resolution is done using the:

Describe how a TCP three-way handshake vulnerability can be exploited.

Translating an application layer address to a network layer address and finally to a data link layer address is called address resolution.

An advantage of centralized routing is:

Subnet masks tell computers what part of an IP address is to be used to determine whether a destination is in the same subnet or in a different subnet.

Assume that more than one application program is using the same communications line on a particular computer. To be able to decide to which application program a message should be delivered on this computer, TCP/IP relies on the:

TCP includes a sequence number so that the packets can be reassembled at the destination in the correct order.

The network layer sits directly between the application layer and the data link layer in the Internet five-layer network model.

Routing is the process of determining the path or route through the network that a particular message will follow from the sender to the recipient.

The TCP portion of TCP/IP performs linking to the application layer.

Introduction to Data Communications

Application Layer

Physical Layer

Data Link Layer

Network Design

Wired and Wireless Local Area Networks

Backbone Networks

Wide Area Networks

The Internet

Network Security

Network Management

Filters