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Question
The use of resource reservation can enable routers to decide ahead of time if they can meet the requirement to deliver a multicasttransmission to all designated multicast receivers and to reserve the appropriate resources if possible.
Answer
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A means of transmitting analog signals without regard to their content is ________ transmission.
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The simplest sort of signal is a ________ signal, in which the same signal pattern repeats over time.
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Delay distortion occurs because the velocity of propagation of a signal through a guided medium varies with frequency.
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An analog signal can be transmitted only a limited distance before attenuation, noise, and other impairments endanger the integrityof the data.
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A familiar example of analog data is audio, which, in the form of acoustic sound waves, can be perceived directly by human beings.
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A) parallel
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A ________ error can occur in the presence of white noise when a slight random deterioration of the signal to noise ratio is sufficient to confuse the receiver's decision of a single bit.
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________ is one of the most fundamental requirements in the transmission of a stream of bits from one device to another.
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In an __________ , there is a cluster of bits in which a number of errors occur, although not necessarily all of the bits in the cluster suffer an error.
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In ________ the phase of the carrier signal is shifted to represent data.
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B) ASK
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B) AMI
C) VSES
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