Q. Infrared waves, that can be used for short range communication have frequencies between

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Q. How many modes are currently in used for propagating light along optical channels

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Q. The term that is used to measure of the thickness of the wire is

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Q. Microwaves are used for

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Q. Fast Ethernet uses

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Q. Shielded Screen Twisted pair decreases crosstalk effect and increases the data rate upto

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Q. In line-or-sight propagation, very high-frequency signals are transmitted in straight lines directly from antenna to

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Q. Infrared waves are used for

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Q. The omnidirectional antennas send out signals in

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Q. The radio waves, micro- waves and infrared waves are types of

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Q. The term that refers to a strong material used in the fabrication of bulletproof vests is called

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Q. Wireless communication started in

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Q. In Coaxial Cable, the whole cable is protected by a

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Q. The most common twisted-pair cable used in communications are

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Q. The connector that is used for connecting cable to networking devices is called

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Q. The most common unshielded twisted pair connector is

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Q. A signal that is the result of a conversion of data from another form is known as

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Q. The wireless transmission is divided into

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Q. Omni directional waves are propagated in

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Q. In multimode propagation, the term step index refers to the

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