Q. Signals with a frequency below 2 MHz use _______ propagation.

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Q. Signals with a frequency between 2 MHz and 30 MHz use ______ propagation.

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Q. Signals with a frequency above 30 MHz use _______propagation.

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Q. A parabolic dish antenna is a(n) _______ antenna.

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Q. A(n) _____ medium provides a physical conduit from one device to another.

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Q. ________ cable consists of two insulated copper wires twisted together.

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Q. _______ cable is used for voice and data communications.

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Q. __________ consists of a central conductor and a shield.

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Q. _____ cable can carry signals of higher frequency ranges than _____ cable.

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Q. ______ cables are composed of a glass or plastic inner core surrounded by cladding, all encased in an outside jacket.

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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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