5/31/25, 6:34 PM D413 - Telecomm and Wireless Communications
WGU D413 - Telecomm and Wireless Communications | OA |
Objective Assessment | Explore 110 Questions and Answers |
2025 Update | 100% Correct.
Correct 110
Incorrect
D413 - Telecomm and Wireless Communications
110 Correct terms
Questions and answers
Which waves have higher frequencies than infrared transmission
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Microwaves
,5/31/25, 6:34 PM D413 - Telecomm and Wireless Communications
Low powered radio waves Visible light waves
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2 of 110
Definition
Which factor contributes to signal attenuation?
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Brightness Noise
Needs Contrast
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3 of 110
Definition
IEEE standard that describes the use of wireless personal area
networks (WPANs)
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,5/31/25, 6:34 PM D413 - Telecomm and Wireless Communications
IEEE 802.3 IEEE 802.11
IEEE 802.16 IEEE 802.15
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4 of 110
Definition
Transmission technique used with wireless devices that use the 5-GHz
radio band and can achieve a data rate as high as 54 Mbps. It divides
the allotted frequency into channels similar to frequency hopping and
direct sequencing. Digital.
Give this one a go later!
Orthogonal Frequency Division
Frequency Shift Keying (FSK)
Multiplexing (OFDM)
Time Division Multiple Access
Amplitude Modulation (AM)
(TDMA)
Don't know?
5 of 110
, 5/31/25, 6:34 PM D413 - Telecomm and Wireless Communications
Definition
Which category of multiplexing randomly allocates time slots to
different data signals depending on the rate at which they are being
generated from the source?
Give this one a go later!
Code-division Multiplexing Spatial Multiplexing
Asynchronous Time-Division
Wavelength-division Multiplexing
Multiplexing
Don't know?
6 of 110
Definition
When the number of collisions reaches a point that the network is
flooded with a continuous number of collisions and rebroadcasts.
Give this one a go later!
Crosstalk Buffer overflow
Broadcast storm Ping flood
WGU D413 - Telecomm and Wireless Communications | OA |
Objective Assessment | Explore 110 Questions and Answers |
2025 Update | 100% Correct.
Correct 110
Incorrect
D413 - Telecomm and Wireless Communications
110 Correct terms
Questions and answers
Which waves have higher frequencies than infrared transmission
Give this one a go later!
Microwaves
,5/31/25, 6:34 PM D413 - Telecomm and Wireless Communications
Low powered radio waves Visible light waves
Don't know?
2 of 110
Definition
Which factor contributes to signal attenuation?
Give this one a go later!
Brightness Noise
Needs Contrast
Don't know?
3 of 110
Definition
IEEE standard that describes the use of wireless personal area
networks (WPANs)
Give this one a go later!
,5/31/25, 6:34 PM D413 - Telecomm and Wireless Communications
IEEE 802.3 IEEE 802.11
IEEE 802.16 IEEE 802.15
Don't know?
4 of 110
Definition
Transmission technique used with wireless devices that use the 5-GHz
radio band and can achieve a data rate as high as 54 Mbps. It divides
the allotted frequency into channels similar to frequency hopping and
direct sequencing. Digital.
Give this one a go later!
Orthogonal Frequency Division
Frequency Shift Keying (FSK)
Multiplexing (OFDM)
Time Division Multiple Access
Amplitude Modulation (AM)
(TDMA)
Don't know?
5 of 110
, 5/31/25, 6:34 PM D413 - Telecomm and Wireless Communications
Definition
Which category of multiplexing randomly allocates time slots to
different data signals depending on the rate at which they are being
generated from the source?
Give this one a go later!
Code-division Multiplexing Spatial Multiplexing
Asynchronous Time-Division
Wavelength-division Multiplexing
Multiplexing
Don't know?
6 of 110
Definition
When the number of collisions reaches a point that the network is
flooded with a continuous number of collisions and rebroadcasts.
Give this one a go later!
Crosstalk Buffer overflow
Broadcast storm Ping flood
