5G Spectrum and Frequency Bands

Description: 5G Spectrum and Frequency Bands
Number of Questions: 15
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Tags: 5g spectrum frequency bands
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Which frequency band is commonly used for 5G NR?

  1. Sub-6 GHz

  2. mmWave

  3. Both Sub-6 GHz and mmWave


Correct Option: C
Explanation:

5G NR (New Radio) utilizes both Sub-6 GHz and mmWave frequency bands to provide enhanced network performance and capacity.

What is the approximate range of Sub-6 GHz frequencies used for 5G?

  1. 1 GHz to 6 GHz

  2. 24 GHz to 100 GHz

  3. 30 GHz to 300 GHz


Correct Option: A
Explanation:

Sub-6 GHz frequencies for 5G typically range from 1 GHz to 6 GHz, offering wider coverage and better signal penetration.

Which frequency range is referred to as the 'mmWave' spectrum for 5G?

  1. 1 GHz to 6 GHz

  2. 24 GHz to 100 GHz

  3. 30 GHz to 300 GHz


Correct Option: B
Explanation:

The mmWave spectrum for 5G encompasses frequencies ranging from 24 GHz to 100 GHz, enabling ultra-high bandwidth and low latency.

What is the primary advantage of using mmWave frequencies in 5G?

  1. Wider coverage

  2. Improved signal penetration

  3. Higher bandwidth and lower latency


Correct Option: C
Explanation:

mmWave frequencies in 5G offer significantly higher bandwidth and lower latency compared to Sub-6 GHz, enabling faster data transfer rates and near-real-time applications.

Which frequency band is commonly used for 5G Fixed Wireless Access (FWA)?

  1. Sub-6 GHz

  2. mmWave

  3. Both Sub-6 GHz and mmWave


Correct Option: C
Explanation:

Both Sub-6 GHz and mmWave frequencies are utilized for 5G FWA, with Sub-6 GHz providing wider coverage and mmWave offering higher capacity and lower latency.

What is the main challenge associated with mmWave frequencies in 5G?

  1. Limited coverage

  2. High latency

  3. Low bandwidth


Correct Option: A
Explanation:

The primary challenge with mmWave frequencies in 5G is their limited coverage range due to higher signal attenuation and susceptibility to obstructions.

Which frequency band is primarily used for 5G Standalone (SA) networks?

  1. Sub-6 GHz

  2. mmWave

  3. Both Sub-6 GHz and mmWave


Correct Option: C
Explanation:

5G SA networks can utilize both Sub-6 GHz and mmWave frequencies, depending on the specific deployment and service requirements.

What is the primary benefit of using Sub-6 GHz frequencies in 5G?

  1. Wider coverage

  2. Higher bandwidth

  3. Lower latency


Correct Option: A
Explanation:

Sub-6 GHz frequencies provide wider coverage compared to mmWave, making them suitable for large-scale 5G deployments and ensuring better signal penetration in various environments.

Which frequency band is commonly used for 5G Non-Standalone (NSA) networks?

  1. Sub-6 GHz

  2. mmWave

  3. Both Sub-6 GHz and mmWave


Correct Option: A
Explanation:

5G NSA networks typically utilize Sub-6 GHz frequencies, as they can leverage existing 4G infrastructure for initial 5G deployments.

What is the main advantage of using mmWave frequencies for 5G backhaul?

  1. Wider coverage

  2. Improved signal penetration

  3. Higher capacity and lower latency


Correct Option: C
Explanation:

mmWave frequencies offer higher capacity and lower latency for 5G backhaul, enabling faster and more efficient data transmission between cell sites and the core network.

Which frequency band is commonly used for 5G IoT (Internet of Things) applications?

  1. Sub-6 GHz

  2. mmWave

  3. Both Sub-6 GHz and mmWave


Correct Option: A
Explanation:

Sub-6 GHz frequencies are typically used for 5G IoT applications due to their wider coverage and better signal penetration, ensuring reliable connectivity for a large number of IoT devices.

What is the primary challenge associated with Sub-6 GHz frequencies in 5G?

  1. Limited coverage

  2. High latency

  3. Lower bandwidth


Correct Option: C
Explanation:

The main challenge with Sub-6 GHz frequencies in 5G is their lower bandwidth compared to mmWave, which may limit the data transfer rates and overall network capacity.

Which frequency band is commonly used for 5G Enhanced Mobile Broadband (eMBB) services?

  1. Sub-6 GHz

  2. mmWave

  3. Both Sub-6 GHz and mmWave


Correct Option: C
Explanation:

Both Sub-6 GHz and mmWave frequencies are utilized for 5G eMBB services, with Sub-6 GHz providing wider coverage and mmWave offering higher capacity and lower latency.

What is the primary benefit of using mmWave frequencies for 5G fixed wireless access (FWA)?

  1. Wider coverage

  2. Improved signal penetration

  3. Higher capacity and lower latency


Correct Option: C
Explanation:

mmWave frequencies offer higher capacity and lower latency for 5G FWA, enabling faster and more reliable broadband internet access for homes and businesses.

Which frequency band is commonly used for 5G Ultra-Reliable Low-Latency Communications (URLLC) services?

  1. Sub-6 GHz

  2. mmWave

  3. Both Sub-6 GHz and mmWave


Correct Option: C
Explanation:

Both Sub-6 GHz and mmWave frequencies can be used for 5G URLLC services, depending on the specific requirements and deployment scenarios.

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