CDA FINAL EXAM Questions and Correct Answers Latest Update, Graded A+
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Course
CDA
Institution
CDA
The ____ layer of the OSI model performs end-to-end connection control.
o :## TRANSPORT (LAYER 4)
The ____ layer of the OSI model performs a series of miscellaneous functions
necessary for presenting the data package properly to the sender or receiver.
o :## PRESENTATION (LAYER 6)
The network...
CDA FINAL EXAM Questions and
Correct Answers Latest Update,
Graded A+
The ____ layer of the OSI model performs end-to-end connection control.
o :## TRANSPORT (LAYER 4)
The ____ layer of the OSI model performs a series of miscellaneous functions
necessary for presenting the data package properly to the sender or receiver.
o :## PRESENTATION (LAYER 6)
The network layer of the OSI model is an end-to-end layer.
o :## FALSE (LAYER 4-TRANSPORT IS END TO END)
A(n) ____ connection is a nonphysical connection between sender and receiver
that allows an exchange of commands and responses.
o :## LOGICAL
The TCP/IP ____ layer commonly uses the Transmission Control Protocol (TCP) to
maintain an error-free end-to-end connection.
o :## TRANSPORT
Master01: DO NOT COPY AND PASTE!! August 22, 2024 Latest Update
,2|Page : 2024 | Grade A+
In a network architecture, as the packet moves up through the layers, the data
packet shrinks in size.
o :## TRUE
It is not possible to connect two local area networks so that they can share
peripherals as well as software.
o :## FALSE
Network architectures are cohesive layers of protocols defining a set of
communication services
o :## TRUE
The data link layer of the OSI model can incorporate some form of error detection
software.
o :## TRUE
The ____ layer of the OSI model performs end-to-end error control and end-to-end
flow control.
o :## TRANSPORT (LAYER 4)
Data is information that has been translated into a form that is more conducive to
storage, transmission, and calculation.
o :## TRUE
Master01: DO NOT COPY AND PASTE!! August 22, 2024 Latest Update
, 3|Page : 2024 | Grade A+
The lowest layer of the TCP/IP protocol suite is the network access or physical
layer.
o :## TRUE
The data rate is measured in ____.
o :## BITS PER SECOND (BPS)
____ shift keying incorporates four different phase angles, each of which
represents 2 bits.
o :## QUADRATURE PHASE
Cycles per second, or frequency, is represented by ____.
o :## HERTZ
According to a famous communications theorem created by Nyquist, the sampling
rate using pulse code modulation must be at least three times the highest
frequency of the original analog waveform.
o :## FALSE
When a signal is amplified by an amplifier, the signal gains in ____.
o :## DECIBELS
Unfortunately, noise itself occurs as a(n) ____ waveform, and this makes it
challenging, if not extremely difficult, to separate noise from an analog waveform
that represents data.
Master01: DO NOT COPY AND PASTE!! August 22, 2024 Latest Update
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