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

A) True
B) False

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A wide area network (WAN)spans a large geographic area,such as a state,province,or country.WANs often connect multiple smaller networks,such as local area networks or metropolitan area networks.The world's most popular WAN is the Internet.A metropolitan area network (MAN)is a large computer network usually spanning a city.

A) True
B) False

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A MAN is a set of communication rules to make sure that everyone speaks the same language.

A) True
B) False

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What refers to the various types of media used to carry the signal between computers?


A) Twisted-pair wiring
B) Network transmission media
C) Fiber-optic cable
D) Transmission control protocol/Internet protocol

E) B) and D)
F) C) and D)

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Which of the following is not a network topology?


A) Bus
B) Ring
C) Ethernet
D) Star

E) B) and C)
F) A) and D)

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What allows the management of networked nodes to be managed from a single point?


A) File transfer protocol (FTP)
B) Simple mail transfer protocol (SMTP)
C) Hypertext transfer protocol (HTTP)
D) Simple network management protocol (SNMP)

E) A) and D)
F) A) and C)

Correct Answer

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


A) Twisted-pair cable
B) Coaxial cable
C) Fiber-optic cable
D) Transmission control protocol/internet protocol

E) None of the above
F) All of the above

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Which of the following represents the bus topology?


A) All devices are connected to a central cable or backbone.
B) All devices are connected to a central device,called a hub.
C) All devices are connected to one another in the shape of a closed loop,so that each device is connected directly to two other devices,one on either side of it.
D) Groups of star-configured workstations are connected to a linear bus backbone cable.

E) A) and B)
F) B) and C)

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Describe TCP/IP along with its primary purpose.

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Transmission control protocol/...

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What is a client/server network?


A) Occurs when the sending computer divides a message into a number of efficiently sized units called packets,each of which contains the address of the destination computer
B) An intelligent connecting device that examines each packet of data it receives and then decides which way to send it onward toward its destination
C) Refers to the geometric arrangement of the actual physical organization of the computers and other network devices in a network
D) A model for applications in which the bulk of the back-end processing,such as performing a physical search of a database,takes place on a server,while the front-end processing,which involves communicating with the users,is handled by the clients

E) A) and B)
F) None of the above

Correct Answer

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File transfer protocol (FTP)allows files containing text,programs,graphics,numerical data,and so on to be downloaded off or uploaded onto a network.

A) True
B) False

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

A) True
B) False

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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

E) None of the above
F) A) and D)

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Packet-switching occurs when the sending computer divides a message into a number of efficiently sized units of data called packets,each of which contains the address of the destination computer.

A) True
B) False

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

A) True
B) False

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List and describe the four components that differentiate networks.

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Networks are differentiated by the follo...

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How many layers does the OSI model contain?


A) Four
B) Seven
C) Ten
D) Eleven

E) B) and C)
F) None of the above

Correct Answer

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Telecommunication systems enable the transmission of data over public or private networks.

A) True
B) False

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What is TCP/IP's own messaging system for email?


A) File transfer protocol (FTP)
B) Simple mail transfer protocol (SMTP)
C) Hypertext transfer protocol (HTTP)
D) Simple network management protocol (SNMP)

E) A) and B)
F) A) and D)

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Cable is the medium to connect all of the computers.

A) True
B) False

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