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Exam 7: Computer Networks

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Question 41

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____ was originally developed to carry a large number of high-speed video transmissions at one time, such as to deliver cable TV service.

A) Twisted-pair cable
B) Fiber-optic cable
C) Coaxial cable
D) Single-wire cable

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Question 42

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With a(n) ____________________ topology, each device on the network has a connection to every other device on the network.

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Question 43

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The most common type of mobile phone is the cellular (cell) phone. _________________________

A ____ transmits all data received to all network devices connected to it, regardless of which device the data is being sent to.

In general, Wi-Fi is designed for medium-range data transfers-typically between 100 and 300 feet both indoors and outdoors.

__________ technology is commonly used to monitor the status of objects, such as shipping boxes, livestock, or expensive equipment to which these types of tags are attached.

Mobile phones are phones that use a ____________________ network for communications instead of being connected to the regular telephone network via a conventional telephone jack.

Electronic medical monitors are available that take the vital signs of an individual (such as weight, blood-sugar readings, or blood pressure) or prompt individuals to answer questions. _________________________

____________________ phones are most often used by individuals-such as soldiers, journalists, wilderness guides, and researchers-traveling in remote areas where continuous cellular service might not be available.

The ____ allows individuals to "placeshift" multimedia content from their home TVs and DVRs to their portable computer or mobile device.

____________________ are set up like the Internet, with data posted on Web pages that are accessed with a Web browser.

A network adapter, also called a ____ when it is in the form of an expansion card, is used to connect a computer to a network.

A standard that is designed to connect peripheral devices, similar to Bluetooth, but that transfers data more quickly is ____.

Some monitoring systems in use today use the RFID tags and RFID readers to monitor the status of objects (such as shipping boxes, livestock, or expensive equipment) to which the RFID tags are attached.

The technique used for data sent over the Internet is ____.

A global positioning system (GPS) consists of ____ and a group of GPS satellites.

In ____________________ transmission, data is sent when it is ready to be sent, without being synchronized.

____________________ networks can be used during transport to monitor the temperature inside cargo containers to ensure that products stay within the allowable temperature range.

Describe the TransferJet wireless standard.

A(n) ____________________ is a network that covers a large geographical area.