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Which of the following statements about fiber-optic cable is not true?


A) It transmits more data at faster speeds than coaxial or twisted pair cable.
B) It is thinner and lighter than coaxial or twisted pair cable.
C) As of 2016,a majority of U.S.homes have fiber connections.
D) Telecommunications firms have made substantial investments in cross-country fiber optic systems in the last decade.

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

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The process of slicing digital messages into parcels,sending them along different communication paths as they become available,and reassembling them at the destination point is called:


A) routing.
B) the Transmission Control Protocol (TCP) .
C) packet switching.
D) the File Transfer Protocol (FT

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

Correct Answer

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Cortana is a type of:


A) intelligent personal assistant.
B) widget.
C) gadget.
D) social network.

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

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HTML is used to format the structure and style of a web page.

A) True
B) False

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Which of the following is not one of the basic technological foundations of the Internet?


A) client/server computing
B) FTP
C) TCP/IP
D) packet switching

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

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TCP/IP operates in which layer of Internet architecture?


A) Network Technology Substrate layer
B) Middleware Services layer
C) Transport Services and Representation Standards layer
D) Applications layer

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

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Packet switching requires a dedicated circuit.

A) True
B) False

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Which of the following is not a mobile messaging application?


A) Kik
B) WhatsApp
C) Viber
D) Feedly

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

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During which period of time did the Institutionalization phase of Internet development take place?


A) 1950-1960
B) 1961-1974
C) 1975-1995
D) 1995-through the present

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

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How long does it take for 300,000 X-rays to be transmitted on a 100-gbps network?


A) 10 seconds
B) 1 minute
C) 10 minutes
D) 1 hour

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

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What type of Internet access technology are Google and Facebook hoping to use to provide Internet access to remote parts of the world?


A) Bluetooth
B) drones
C) WLANs
D) DSL

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

Correct Answer

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________ is a utility program that allows you to check the connection between your client and a TCP/IP network.


A) Ping
B) Telnet
C) Tracert
D) Finger

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

Correct Answer

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The first web browser to make it possible to view documents on the Web with colored background,images,and animations was:


A) Netscape Navigator.
B) Mosaic.
C) Mozilla.
D) Internet Explorer.

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

Correct Answer

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The Internet of Things (IoT)is based on sensors that collect data and connect to the Internet.

A) True
B) False

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The ________ allows a natural language expression,such as Google.com to represent a numeric IP address.


A) uniform resource locator system
B) Internet protocol addressing schema
C) domain name system
D) assigned numbers and names system

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

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The major hubs in the United States where the Internet backbone intersects with regional and local networks are now commonly referred to as Internet Exchange Points (IXPs).

A) True
B) False

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Where does TLS operate within TCP/IP?


A) between the Internet Layer and the Transport Layer
B) between the Transport Layer and the Application Layer
C) between the Network Interface Layer and the Transport Layer
D) between the Internet Layer and the Application Layer

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

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Internet2 provides a nationwide 100 gigabit-per-second network.

A) True
B) False

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What are the implications of cloud computing for e-commerce?

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Cloud computing has many significant imp...

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Which of the following are central directories that list all domain names currently in use for specific domains?


A) Web servers
B) root servers
C) client servers
D) DNS servers

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

Correct Answer

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