Q. ______ cables carry data signals in the form of light.

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Q. In a fiber-optic cable, the signal is propagated along the inner core by _______.

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Q. _________ media transport electromagnetic waves without the use of a physical conductor.

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Q. Radio waves are _________.

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Q. Microwaves are _________.

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Q. _______ are used for cellular phone, satellite, and wireless LAN communications.

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Q. ________ are used for short-range communications such as those between a PC and a peripheral device.

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Q. The meaning of Straight-through Cable is

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Q. The amount of data that can be carried from one point to another in a given time period is called

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Q. This is ordinary telephone twisted pair wire, one of several physical media specified in the IEEE 802.3 standard for Ethernet local area networks (LANs).

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Q. In 10base2, 10base5, what does 2 and 5 stand for?

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Q. The local loop has _______ cable that connects the subscriber telephone to the nearest end office.

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Q. Data from a computer are _______; the local loop handles _______ signals.

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Q. _______ is suitable for businesses that require comparable upstream and downstream data rates.

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Q. The largest portion of the bandwidth for ADSL carries _______.

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Q. _______ was designed as an alternative to the T-1 line.

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Q. HDSL encodes data using _______.

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Q. Another name for the cable TV office is the _______.

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Q. A traditional cable TV network transmits signals ______.

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Q. In an HFC network, the downstream data are modulated using the _______ modulation technique.

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