Question 1

What is a network?
A)Enables the transmission of data over public or private networks
B)A communications,data exchange,and resource-sharing system created by linking two or more computers and establishing standards,or protocols,so that they can work together
C)Any network without a central file server and in which all computers in the network have access to the public files located on all other workstations
D)A computer that is designed to request information from a server

Accepted Answer

This is the definition of network.

Question 2

Coaxial cable refers to a type of cable composed of four (or more)copper wires twisted around each other within a plastic sheath.

Accepted Answer

Twisted-pair cable refers to a type of cable composed of four (or more)copper wires twisted around each other within a plastic sheath.

Question 3

Wireless media are transmission material manufactured so that signals will be confined to a narrow path and will behave predictably.

Accepted Answer

Wire media are transmission material manufactured so that signals will be confined to a narrow path and will behave predictably.

Question 4

The application layer serves as the window for users and application processes to access network services.

Accepted Answer

The application layer serves as the window for users and application processes to access network services.

Question 5

A WAN is a physical and data layer technology for LAN networking.

Accepted Answer

Ethernet is a physical and data layer technology for LAN networking.

Question 6

A protocol is the capability of two or more computer systems to share data and resources,even though they are made by different manufacturers.

Accepted Answer

Interoperability is the capability of two or more computer systems to share data and resources,even though they are made by different manufacturers.

Question 7

Hypertext Transfer Protocol (HTTP)allows web browsers and servers to send and receive web pages.

Accepted Answer

Hypertext Transfer Protocol (HTTP)allows web browsers and servers to send and receive web pages.

Question 8

Transmission control protocol/Internet protocol (TCP/IP)provides the technical foundation for the public Internet as well as for large numbers of private networks.

Accepted Answer

Transmission control protocol/Internet protocol (TCP/IP)provides the technical foundation for the public Internet as well as for large numbers of private networks.

Question 9

Fiber optic (or optical fiber)refers to the technology associated with the transmission of information as light impulses along a glass wire or fiber.

Accepted Answer

Fiber optic (or optical fiber)refers to the technology associated with the transmission of information as light impulses along a glass wire or fiber.

Question 10

The network interface layer places data packets on the network for transmission.

Accepted Answer

The network interface layer places data packets on the network for transmission.

Question 11

Network transmission media refers to the various types of media used to carry the signal between computers.

Accepted Answer

Network transmission media refers to the various types of media used to carry the signal between computers.

Question 12

FTP provides terminal emulation that allows a personal computer or workstation to act as a terminal,or access device,for a server.

Accepted Answer

Telnet protocol provides terminal emulation that allows a personal computer or workstation to act as a terminal,or access device,for a server.

Question 13

Twisted-pair cable can carry a wide range of frequencies with low signal loss.It consists of a metallic shield with a single wire placed along the center of a shield and isolated from the shield by an insulator.

Accepted Answer

Coaxial cable is cable that can carry a wide range of frequencies with low signal loss.It consists of a metallic shield with a single wire placed along the center of a shield and isolated from the shield by an insulator.

Question 14

Simple mail transfer protocol (SMTP)is TCP/IP's own messaging system for email.

Accepted Answer

Simple mail transfer protocol (SMTP)is TCP/IP's own messaging system for email.

Question 15

What is designed to connect a group of computers in close proximity to each other such as in an office building,a school,or a home?
A)Local area network
B)Wide area network
C)Metropolitan area network
D)Peer-to-peer network

Accepted Answer

This is the definition of LAN.

Question 16

What is a telecommunications system?
A)Enables the transmission of data over public or private networks
B)A communications,data exchange,and resource-sharing system created by linking two or more computers and establishing standards,or protocols,so that they can work together
C)Any network without a central file server and in which all computers in the network have access to the public files located on all other workstations
D)A computer that is designed to request information from a server

Accepted Answer

This is the definition of a telecommunications system.

Question 17

The application layer handles end-to-end packet transportation.

Accepted Answer

The transport layer handles end-to-end packet transportation.

Question 18

The transport layer formats the data into packets,adds a header containing the packet sequence and the address of the receiving device,and specifies the services required from the network.

Accepted Answer

The Internet layer formats the data into packets,adds a header containing the packet sequence and the address of the receiving device,and specifies the services required from the network.

Question 19

Which of the following is not one of the differentiating factors of a network?
A)Architecture
B)Topology
C)Protocols
D)Telecommunication system

Accepted Answer

Telecommunication systems are not one of the differentiating factors of a network.

Question 20

Simple Network Management Protocol (SNMP)allows networked nodes to be managed from a single point.

Accepted Answer

Simple Network Management Protocol (SNMP)allows networked nodes to be managed from a single point.

Quiz 11: Networks and Telecommunications

What is a network?

Coaxial cable refers to a type of cable composed of four (or more)copper wires twisted around each other within a plastic sheath.

Wireless media are transmission material manufactured so that signals will be confined to a narrow path and will behave predictably.

The application layer serves as the window for users and application processes to access network services.

A WAN is a physical and data layer technology for LAN networking.

A protocol is the capability of two or more computer systems to share data and resources,even though they are made by different manufacturers.

Hypertext Transfer Protocol (HTTP)allows web browsers and servers to send and receive web pages.

Transmission control protocol/Internet protocol (TCP/IP)provides the technical foundation for the public Internet as well as for large numbers of private networks.

Fiber optic (or optical fiber)refers to the technology associated with the transmission of information as light impulses along a glass wire or fiber.

The network interface layer places data packets on the network for transmission.

Network transmission media refers to the various types of media used to carry the signal between computers.

FTP provides terminal emulation that allows a personal computer or workstation to act as a terminal,or access device,for a server.

Twisted-pair cable can carry a wide range of frequencies with low signal loss.It consists of a metallic shield with a single wire placed along the center of a shield and isolated from the shield by an insulator.

Simple mail transfer protocol (SMTP)is TCP/IP's own messaging system for email.

What is designed to connect a group of computers in close proximity to each other such as in an office building,a school,or a home?

What is a telecommunications system?

The application layer handles end-to-end packet transportation.

The transport layer formats the data into packets,adds a header containing the packet sequence and the address of the receiving device,and specifies the services required from the network.

Which of the following is not one of the differentiating factors of a network?

Simple Network Management Protocol (SNMP)allows networked nodes to be managed from a single point.