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In ________ modulation, each signal occupies a distinct frequency band so
these signals can be combined by simple addition to produce the composite signal
for transmission.
Answer:
The data, plus preamble, postamble and control information are called a ________.
Answer:
The ________ rate, expressed in baud, is the rate at which the signal level is changed.
Answer:
For ________ media the bandwidth of the signal produced by the transmitting antenna
is more important than the medium in determining transmission characteristics.
Answer:
A _______ query is used to learn if any attached device desires reception of packets
sent to a specified multicast address, from any of a specified list of sources.
Answer:
The function of a ________ protocol is to control access to the transmission medium in
order to provide for an orderly and efficient use of that capacity.
Answer:
The IP standard specifies that a compliant implementation must also
implement ________, which provides a means for transferring messages from routers
and other hosts to a host. Because these messages are transmitted in IP datagrams, their
delivery is not guaranteed and their use cannot be considered reliable.
Answer:
The term ________ refers to the logical connection between two stations through the
network.
Answer:
The ________ determines the order in which queued packets are transmitted and the
selection of packets for discard if necessary.
Answer:
The addiction of control information to data is referred to as ________.
Answer:
A ________ error is an isolated error condition that alters one bit but does not affect
nearby bits.
Answer:
Defined as an electrical conductor, or system of conductors, used either for radiating or
collecting electromagnetic energy, unguided media uses an ________ to achieve
transmission and reception.
Answer:
The simplest sort of signal is a ________ signal, in which the same signal pattern
repeats over time.
Answer:
Orthogonal Frequency-Division Multiple Access employs multiple closely spaced
subcarriers.
Answer:
The term ___________ refers to the use of multiple forms of information, including
text, still images, audio, and video.
Answer:
___________ operates in a fashion similar to error detection but is capable of correcting
certain errors in a transmitted bit stream.
Answer:
