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Welcome to the 4G Networks MCQs Page

Dive deep into the fascinating world of 4G Networks with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of 4G Networks, a crucial aspect of Wireless and Mobile Communications. In this section, you will encounter a diverse range of MCQs that cover various aspects of 4G Networks, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Wireless and Mobile Communications.

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Check out the MCQs below to embark on an enriching journey through 4G Networks. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Wireless and Mobile Communications.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of 4G Networks. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

4G Networks MCQs | Page 3 of 6

Discuss
Answer: (d).orthogonal frequency division multiple access
Discuss
Answer: (b).To help overcome multipath and ISI
Discuss
Answer: (c).Center of OFDM channel
Q24.
What processing step combines multiple OFDM subcarriers into a single signal for transmission?
Discuss
Answer: (b).IFFT
Q25.
Which property of OFDMA system allows adjacent subcarriers to be used without interference?
Discuss
Answer: (a).Orthogonality
Q26.
In OFDMA, what is the relationship between the subcarrier spacing f and symbol time t?
Discuss
Answer: (c).f=1/t
Q27.
OFDM is a technique for 3G mobile communication.
Discuss
Answer: (b).False
Q28.
OFDM uses complex equalizers.
Discuss
Answer: (b).False
Q29.
When we divide band of Orthogonal Frequency Division Multiplexing (OFDM) into sub bands, it diminishes effects of __________
Discuss
Answer: (c).interference
Q30.
Common data rates of IEEE 802.11 OFDM are ____________
Discuss
Answer: (a).18 Mbps
Page 3 of 6

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