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55 QUESTIONS & ANSWERS
1 of 55
Term
Which term is defined as the number of cycles a signal completes in
one second?
Frequency
Transmission rate
Peak amplitude
Bandwidth
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Frequency 56k modem
Encryption key Router
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2 of 55
Term
What is the purpose of documenting network policies and
procedures?
To keep important passwords stored in a safe location in case they are
forgotten
To keep a record of how the network has been configured
To provide necessary information for security auditors
To provide clear rules regarding how the network should or should not
be used
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They use a dielectric insulator to
reduce electromagnetic field Fiber-optic cables can be used in
interference. safety-critical places.
, They require less skill and experience To provide clear rules regarding
to install. how the network should or
should not be used
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3 of 55
Term
How many collision domains are represented in the following network
diagram?
3
4
9
12
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The bandwidth between
systems C and D is 802.15
unattainable.
maximum cable length
The
is exceeded. 9
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, 4 of 55
Term
An error-detection algorithm exists that identifies corruption in
transmitted data; however, it produces additional data that are
transmitted along the network.
Which error detection method has this drawback?
Parity check
Encapsulation
Data segmentation
Cyclic redundancy check
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They require less skill and experience
to install. Cyclic redundancy check
10.0.0.0 255.255.255.0 Wavelength-division multiplexing
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5 of 55
Term
A network administrator is asked to provide a single private /24
subnet for a new network segment from the company address
management