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The key demand of smart parking is to reduce operating costs and improve the shortage of parking spaces. Low utilization and parking arerarely present while considering the user experience. Network cost network reliA, Bility.

A.

Correct

B.

mistake

In the following options, there are ()ways to reduce the threat of DDOS attacks. (Multiple choice)

A.

Interrupt strict authentication

B.

Break strict encryption

C.

Interrupt the use of tamper-evident housings

D.

Add firewall

Are there any A, Bnormal events in smart home scenarios? (Multiple choice)

A.

A, Bnormal air quality

B.

Fire Alarm

C.

Flooding

D.

Observe the pet

Among the following options, the problem that is not a smart manhole cover can deal with is ()?

A.

The manhole cover is missing

B.

The communication cA, Ble is missing

C.

Personnel go down the well without permission

D.

Pavement flooding

At present, the open capA, Bility of intelligent ONT is limited, and it can only support Huawei's own service platform.

A.

Correct

B.

Error

Does the Huawei LiteOS Security Framework contain () part? (Multiple choice).

A.

Endpoint Security

B.

End-cloud security

C.

Transmission security

D.

Chip security

Does the LiteOS open API interface not have the following () functions?

A.

Compatible with Linux

B.

Easy to understand the kernel

C.

Mask the underlying differences

D.

The interface is designed to be friendly

In the following options, the terminal access method that is not commonly used in smart homes is ()?

A.

Z-Wave

B.

Zigbee

C.

RF

D.

Wifi

Ar501L1Rc model device off status indicator is ()?

A.

Zi Guang

B.

Red light

C.

No LED

D.

Yellow light

NB-loT upstream, downlink respectively using () technology?

A.

GMSK,SCFDMA

B.

SCFDMA, OFDM .

C.

OFDM,GMSK

D.

SCFDMA,PSK