5G-NR Q&A (20/10/2020)

1. In 5G-NR Extended Cyclic Prefix (CP) is supported in which subcarrier spacing

  1. 15 kHz
  2. 60 kHz
  3. 120 kHz
  4. 240 kHz

Ans. 60 kHz

2. In 5G-NR when we are using numerology-2 what would be the Slot length?

  1. 0.25 ms
  2. 0.5 ms
  3. 0.125 ms
  4. 1 ms

Ans. 0.25 ms

3.Which RS in not in 5G NR

  1. DMRS
  2. SRS & CRS
  3. SRS
  4. CRS

Ans. CRS

4.What is CUPS in 5G?

  1. Controlling user plane separation
  2. Control and user plane separation
  3. Control and user plane Segmentation
  4. Controlling user plane Segmentation

Ans . Control and user plane separation

5. In 5G-NR SRB0 uses the channel?

  1. PBCH
  2. DCCH
  3. BCCH
  4. CCCH

Ans. CCCH



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