Review of Wireless systems and Wireless spectrum
Authored by Dr. 170
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University
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1. Identify the network/radio challenge from the following:
Seamless handoff
Complexity
Size and cost
Multi-radio integration
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1. Choose the correct answer. Turbo codes are used in
3G
1G
2G
5G
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Identify the wrong answer. Cellular systems can minimize energy by
Using macro cells
Using pico cells
Using relays
Using DAS
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Wifi-6
802.11ax
802.11ac
802.11n
802.11b
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1024 QAM modulation is used in
802.11ax
802.11ac
802.11n
802.11b
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The satellite that remain in the same position relative to the earth surface is,
GEO satellite
LEO satellite
MEO satellite
Nano satellite
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Recall the correct frequencies of Ku band.
Uplink 14 GHz and Downlink 11 GHz
Uplink 11 GHz and Downlink 14 GHz
Uplink 6 GHz and Downlink 4 GHz
Uplink 4 GHz and Downlink 6 GHz
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