Question 1

A type of message that is used when sending a message from one computer to another computer is called a:

Accepted Answer

A) unicast message 
B) multicast message 
C) broadcast message 
D) guided message 
E) radiated message 
A) unicast message 
B) multicast message 
C) broadcast message 
D) guided message 
E) radiated message

Question 2

Describe how Domain Name Server works and is hierarchically organized. What happens if a URL is not in a local DNS server?

Accepted Answer

Domain Name Servers (DNS) are responsibl

Question 3

A hop in a routing calculation is defined as one link or circuit.

Accepted Answer

A) True 
 B)False

Question 4

Compare and contrast the three types of addresses used in a network.

Accepted Answer

In a network, there are three main types

Question 5

TCP is the network layer protocol used on the Internet today.

Accepted Answer

A) True 
 B)False

Question 6

What is a routing table? What is the simplest form of a routing table?

Accepted Answer

A routing table is a data table stored i

Question 7

With _____________ messaging, each UDP segment makes its own way through the network without the use of sequence numbers or acknowledgements.

Accepted Answer

A) frequency division 
B) connection-oriented 
C) PCMCIA 
D) connectionless 
E) application net 
A) frequency division 
B) connection-oriented 
C) PCMCIA 
D) connectionless 
E) application net

Question 8

The newer form of IP, version 6 IPv6):

Accepted Answer

A) Is running out of address space to support the growth of the Internet 
B) has a 20 byte header 
C) has an increased address size from 32 bits to 128 bits 
D) does not include version number in its header 
E) does not include hop limit in its header 
A) Is running out of address space to support the growth of the Internet 
B) has a 20 byte header 
C) has an increased address size from 32 bits to 128 bits 
D) does not include version number in its header 
E) does not include hop limit in its header

Question 9

What is the difference between centralized routing and decentralized routing? What is the difference between static routing and dynamic routing? What is a distance vector algorithm and what is a link state algorithm? What is interior routing and what is exterior routing? Define and describe RIP, OSPF, EIGRP, BGP protocols using these terms.

Accepted Answer

Centralized routing and decentralized ro

Question 10

A special type of message that is used when sending the same message to a specific group of computers is called a:

Accepted Answer

A) unicast message 
B) multicast message 
C) broadcast message 
D) guided message 
E) radiated message 
A) unicast message 
B) multicast message 
C) broadcast message 
D) guided message 
E) radiated message

Question 11

One drawback to dynamic routing is:

Accepted Answer

A) Routing usually does not reflect changing network conditions, such as computers that are overloaded by many messages 
B) It cannot be used with non-government networks 
C) The transmission of status information "wastes" network capacity that could be used to send user messages 
D) It is the job of the network manager, not the computers or devices themselves, to maintain the routing table. 
E) It requires less processing by each computer than static routing. 
A) Routing usually does not reflect changing network conditions, such as computers that are overloaded by many messages 
B) It cannot be used with non-government networks 
C) The transmission of status information "wastes" network capacity that could be used to send user messages 
D) It is the job of the network manager, not the computers or devices themselves, to maintain the routing table. 
E) It requires less processing by each computer than static routing.

Question 12

The ping command uses the most basic interior routing protocol on the Internet, which is the:

Accepted Answer

A) Border Gateway Protocol 
B) Internet Control Message Protocol 
C) Routing Information Protocol 
D) Enhanced Interior Gateway Routing Protocol 
E) Open Shortest Path First 
A) Border Gateway Protocol 
B) Internet Control Message Protocol 
C) Routing Information Protocol 
D) Enhanced Interior Gateway Routing Protocol 
E) Open Shortest Path First

Question 13

Transmission Control Protocol/Internet Protocol was developed for ________ in 1974.

Accepted Answer

A) ARPANET 
B) IBM 
C) Hewlett-Packard 
D) University of Minnesota 
E) Xerox 
A) ARPANET 
B) IBM 
C) Hewlett-Packard 
D) University of Minnesota 
E) Xerox

Question 14

The older version of IP has a ________ header of control information.

Accepted Answer

A) 128-bit 
B) 192-bit 
C) 1024-bit 
D) 120-bit 
E) 320-bit 
A) 128-bit 
B) 192-bit 
C) 1024-bit 
D) 120-bit 
E) 320-bit

Question 15

The source port identifier in the TCP header tells the TCP software on the destination computer, which application on the destination it should pass the packet to.

Accepted Answer

A) True 
 B)False

Question 16

The source port identifier of the received TCP segment tells the destination station _____________.

Accepted Answer

A) which computer sent the TCP packet. 
B) which application layer program that the packet should be sent 
C) which application layer process the packet is from. 
D) the IP address of the source computer. 
E) the IP address of the destination computer. 
A) which computer sent the TCP packet. 
B) which application layer program that the packet should be sent 
C) which application layer process the packet is from. 
D) the IP address of the source computer. 
E) the IP address of the destination computer.

Question 17

Which of the following is not given to a client computer when it is first installed on a TCP/IP network so that it has the appropriate routing/addressing information?

Accepted Answer

A) application layer address 
B) subnet mask 
C) its own IP address 
D) IP address of its DNS server 
E) IP address of a gateway, router, or a switch outside of its subnet 
A) application layer address 
B) subnet mask 
C) its own IP address 
D) IP address of its DNS server 
E) IP address of a gateway, router, or a switch outside of its subnet

Question 18

IPv4 uses ________ bytes per Internet address.

Accepted Answer

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

Question 19

Domain Name Servers provide the resolution of application layer addresses to their corresponding network layer address.

Accepted Answer

A) True 
 B)False

Question 20

The _____ address range is reserved for a computer to communicate with itself and is called the loopback.

Accepted Answer

A) 121 
B) 127 
C) 239 
D) 254 
E) 111 
A) 121 
B) 127 
C) 239 
D) 254 
E) 111

A type of message that is used when sending a message from one computer to another computer is called a:

Describe how Domain Name Server works and is hierarchically organized. What happens if a URL is not in a local DNS server?

A hop in a routing calculation is defined as one link or circuit.

Compare and contrast the three types of addresses used in a network.

TCP is the network layer protocol used on the Internet today.

What is a routing table? What is the simplest form of a routing table?

With _____________ messaging, each UDP segment makes its own way through the network without the use of sequence numbers or acknowledgements.

The newer form of IP, version 6 IPv6):

A special type of message that is used when sending the same message to a specific group of computers is called a:

One drawback to dynamic routing is:

The ping command uses the most basic interior routing protocol on the Internet, which is the:

Transmission Control Protocol/Internet Protocol was developed for ________ in 1974.

The older version of IP has a ________ header of control information.

The source port identifier in the TCP header tells the TCP software on the destination computer, which application on the destination it should pass the packet to.

The source port identifier of the received TCP segment tells the destination station _____________.

Which of the following is not given to a client computer when it is first installed on a TCP/IP network so that it has the appropriate routing/addressing information?

IPv4 uses ________ bytes per Internet address.

Domain Name Servers provide the resolution of application layer addresses to their corresponding network layer address.

The _____ address range is reserved for a computer to communicate with itself and is called the loopback.

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

A type of message that is used when sending a message from one computer to another computer is called a:

Describe how Domain Name Server works and is hierarchically organized. What happens if a URL is not in a local DNS server?

A hop in a routing calculation is defined as one link or circuit.

Compare and contrast the three types of addresses used in a network.

TCP is the network layer protocol used on the Internet today.

What is a routing table? What is the simplest form of a routing table?

With _____________ messaging, each UDP segment makes its own way through the network without the use of sequence numbers or acknowledgements.

The newer form of IP, version 6 IPv6):

A special type of message that is used when sending the same message to a specific group of computers is called a:

One drawback to dynamic routing is:

The ping command uses the most basic interior routing protocol on the Internet, which is the:

Transmission Control Protocol/Internet Protocol was developed for ________ in 1974.

The older version of IP has a ________ header of control information.

The source port identifier in the TCP header tells the TCP software on the destination computer, which application on the destination it should pass the packet to.

The source port identifier of the received TCP segment tells the destination station _____________.

Which of the following is not given to a client computer when it is first installed on a TCP/IP network so that it has the appropriate routing/addressing information?

IPv4 uses ________ bytes per Internet address.

Domain Name Servers provide the resolution of application layer addresses to their corresponding network layer address.

The _____ address range is reserved for a computer to communicate with itself and is called the loopback.

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