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Which of the following key 5G technologies can improve network spectrum efficiency? (Multiple choice, 4 points)

A.

New channel coding

B.

256QAM Advanced Adjustment

C.

Massive MIMO

D.

Flexible subcarrier bandwidth

Which of the following 5G service application does unmanned aerial vehicle (UAV) refer to?

A.

SMART grid

B.

AUTOMATED DRIVING

C.

IoT

D.

Drone

The same network slicing scheme is used for the low-voltage power consumption information collection slice and the precise load control slice. (True or False, 2 points)

A.

True

B.

False

which of the following is the minimum value of ultra -high voltage (UHV) of a power system? -SC

A.

330 KV

B.

220 KV

C.

800 KV .

D.

35 KV

The vehicle remote control technology needs to reach a level of excellent experience, and how low must the latency be? (single-choice question, 2 points)

A.

1ms

B.

4ms

C.

10ms

D.

20ms

Which of the following benefits are bought by 5G to doctors and patients?

A.

more efficient and timely .

B.

more secure

C.

more economical .

D.

solving the shortage medical staff .

According to NGMN's 5G white paper, for common eMBB services, the overall E2E RTT delay is required to be around 1ms (True or False, 4 points)

A.

True

B.

False

Which of following are advantages of accessing 5G at ? _MC

A.

Higher reliability than optical fibers

B.

Flexible deployment

C.

optical fiber-class rate

D.

Rapid deployment and go-to-market

What kind of business will the first wave of 5G market focus on (single-choice question, 6 points)

A.

uRLLC

B.

mMTC

C.

eMBB

Significantly promotes the development of smart care. Which of the following application scenarios in the most demanding?

A.

Wireless monitoring

B.

Remote surgery .

C.

patient locating

D.

Remote construction