Q. Signal rate is also called the

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Q. In bipolar encoding, we use three levels: positive, zero and

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Q. In NRZ-I the inversion or the lack of inversion determines the

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Q. The most common technique to change an analog signal to digital data is called

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Q. Asynchronous, synchronous and isochronous are three subclasses of serial transmission to send

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Q. If the delta is positive, the modulator process records

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Q. B8ZS substitutes eight consecutive zeros with

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Q. The idea of Return to Zero (RZ) and Non Return to Zero-Level (NRZ-L) are combined into the

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Q. In the adaptive delta modulation, for better performance, the value of delta is

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Q. Transmission media are directly controlled by the

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Q. The electromagnetic waves ranging in frequencies between 3 kHz and 1 GHz are called

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Q. The ray of light refracts and moves closer to the surface then the angle of the incidence is

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Q. Guided media provides a conduit from one device to another, includes

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Q. RG-59 is used in

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Q. In telecommunications, transmission media can be divided into

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Q. The twisted pair cable in which metal casing improves the penetration of noise or crosstalk is called

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Q. Line-of-sight propagation lies above

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Q. In single mode, the decrease in density results in a critical angle that is close enough to

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Q. Optical fibers use reflection to guide light through a

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Q. In the electromagnetic spectrum for wireless communication, the reserved range for Radio waves and microwaves is known as

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