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Which network type connects each computer and device to a central device?


A) a bus network
B) a ring network
C) a star network
D) a core network

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

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Which of the following did Sven Mattisson and Jaap Haartsen invent?


A) Ethernet
B) IrDA
C) WiMAX
D) Bluetooth

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

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Identify the letter of the choice that best matches the phrase or definition. -To prevent unauthorized users from accessing files and computers, many routers are protected by these.


A) broadcast radio
B) cellular radio
C) 2G
D) 3G
E) 4G
F) physical
G) wireless
H) coaxial
I) infrared
J) twisted-pair
K) Bluetooth
L) UWB
M) WiMAX
N) P2P
O) NFC
P) fiber-optic
Q) latency
R) firewalls
S) RFID
T) dedicated

U) L) and P)
V) D) and G)

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Identify the letter of the choice that best matches the phrase or definition. -Category of cellular transmission that transmits digital data at speeds up to 100 Mbps.


A) broadcast radio
B) cellular radio
C) 2G
D) 3G
E) 4G
F) physical
G) wireless
H) coaxial
I) infrared
J) twisted-pair
K) Bluetooth
L) UWB
M) WiMAX
N) P2P
O) NFC
P) fiber-optic
Q) latency
R) firewalls
S) RFID
T) dedicated

U) A) and I)
V) K) and R)

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What is the term used to connect a device to a network that has an IP address?


A) bus
B) link
C) node
D) core

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

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Critical Thinking Questions Case 10-1 You have taken a new job as a network administrator. Although you have been an IT professional within your organization for a number of years, this particular responsibility is a new one for you, so you have been studying network topologies, for example. -You are very confident about the hub you are going to use in your new network - it is brand new and highly recommended by some colleagues that you trust. Which of the following network topologies is a good choice for you? a. star b. intranet c. ring d. bus

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Wireless access points have high-quality antennas for optimal signals.

A) True
B) False

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Wireless transmission media are used when it is impossible to install cables.

A) True
B) False

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  -On a client/server network, one or more computers act as a server, and the other computers on the network request services from the server. -On a client/server network, one or more computers act as a server, and the other computers on the network request services from the server.

A) True
B) False

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Phone networks, the Internet, and other networks with large amounts of traffic use ATM.

A) True
B) False

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Your smartphone, digital camera, and printer are all part of a network in your workspace. What type of network is likely in use?


A) LAN
B) PAN
C) MAN
D) VAN

E) A) and B)
F) All of the above

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Bus networks are unpopular on LANs because they are expensive and difficult to install.

A) True
B) False

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Which of the following is a LAN that uses no physical wires?


A) BLAN
B) WLAN
C) PLAN
D) TLAN

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

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You run a large network in which it is important to keep a duplicate of the central devices in case the primary one fails. What category of network topology does this network use?


A) bus network
B) ring network
C) star network
D) core network

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

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Which of the following statements best describes the Ethernet network standard?


A) no central computer or device on the network should control when data can be transmitted
B) describes rules for dividing messages into small pieces, called packets
C) computers and devices on the network share or pass a special signal in a unidirectional manner and in a preset order
D) computers on a network cannot communicate unless they share the same form of translation

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

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  -On what kind of network, such as that illustrated in the accompanying figure, do one or more computers act as a server and the other computers on the network request services from the server? A) dedicated B) client/server C) integrated D) indexed -On what kind of network, such as that illustrated in the accompanying figure, do one or more computers act as a server and the other computers on the network request services from the server?


A) dedicated
B) client/server
C) integrated
D) indexed

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

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Which of the following technologies is your new wireless headset most likely to use?


A) TCP/IP
B) Bluetooth
C) IrDA
D) RFID

E) All of the above
F) B) and D)

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A(n) ____________________ is a network that connects computers and devices in an individual's workspace using wired and wireless technology.

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personal area networ...

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Which of the following communications technologies does not use broadcast radio signals?


A) Bluetooth
B) Wi-Fi
C) IR
D) UWB

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

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An extranet essentially is a small version of the Internet that exists within an organization.

A) True
B) False

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