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Which type of communication protocol converts data into standard formats that can be used by applications?​


A) ​Physical
B) ​Transport
C) ​Arrival
D) ​None of the above

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

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With wired connections, such as Ethernet, the rated speed and range are usually quite different to actual performance.​

A) True
B) False

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Data cannot flow over multiple networks that have different topologies.​

A) True
B) False

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Most wireless LANs use licensed frequencies that require applying to the FCC for permission.​

A) True
B) False

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​Network channels that are capable of moving at least two megabits of data per second are classified as _________ channels.

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You can access FTP servers with a browser.​

A) True
B) False

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The Internet is the world's largest WAN.​

A) True
B) False

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A ________ device transmits data as radio waves and is compatible with Ethernet, so you can use the two technologies in a single network.​

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Which type of network connects smart devices or consumer electronics within a range of about 30 feet (10 meters) and without the use of wires or cables.​


A) ​PAN
B) ​LAN
C) ​WAN
D) ​VPN

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

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Which DCE would you use if you wanted to extend a wired network by adding more ports?​


A) ​Hub
B) ​Switch
C) ​Bridge
D) ​Repeater

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

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The bandwidth of a channel that carries digital data is usually measured in ___________.​


A) ​bytes per second
B) ​bits per second
C) ​Ghz
D) ​microwaves

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

Correct Answer

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The ___________ connects active sensors and passive tags to communication networks.​

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IOT, Inter...

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On a network, _______ is the elapsed time for data to make a round-trip from point A to point B and back to point A.​

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Suppose you wanted to run a Web server or FTP server from your home. What type of IP address would you want?​


A) ​Dynamic
B) ​Static
C) ​TCP
D) ​Broadband

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

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Which type of mobile broadband service has maximum download rates of 300 Mbps and upload rates of 75 Mbps?​


A) ​TCP
B) ​ICANN
C) ​3G
D) ​4G

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

Correct Answer

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A Wi-Fi ______ is a wireless local area network that provides Internet access to the public.​

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Unauthorized changes to the DNS are called DNS ________.​

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Which type of network topology allows for redundant paths between devices that can be used to bypass failed devices?​


A) ​Mesh
B) ​Star
C) ​Bus
D) ​Point-to-Point

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

Correct Answer

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________ is utility software designed to measure responsiveness of an Internet connection.​

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Networks that form the Internet are maintained by who?​


A) ​ISPs
B) ​IXPs
C) ​ICANN
D) ​All of the above

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

Correct Answer

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