HCNA - GSM RNP&RNO (H35-510) Free Practice Test

Question 1

In the GSM network, if the same frequency points cover the same area, it will be generated?

A. Frequency selective fading

B. Near-far effect

C. Co-channel interference

D. Diversity gain

Correct Answer: C

Question 2

Which of the following are the reasons for the cell to re-elect? (Multiple Choice)

A. The bit error rate on the downlink is too high (the mobile station cannot decode the paged information)

B. The cell becomes occluded

C. Mobile station access failed several times

D. The C2 of another cell is better than the C2 of the current cell for more than 5 seconds.

Correct Answer: A,B,C,D

Question 3

CDMA and GSM communication systems belong to cellular mobile communication systems, and which one belongs to cellular mobile communication systems?

A. CDMA

B. Both are

C. GSM

D. neither is

Correct Answer: B

Question 4

What kind of channel is the BCCH abbreviation?

A. Access channel

B. Broadcast channel

C. Dedicated control channel

D. Traffic channel

Correct Answer: B

Question 5

CI usually means?

A. Cell identification code

B. Mobile network code

C. Base station identification code

D. Location Identification Code

Correct Answer: A

Question 6

In order to better keep up with changes in the wireless environment, the power control cycle in GSM is preferably set to 1 (0.5 seconds).

A. False

B. True

Correct Answer: A

Question 7

Usually, when we test the GSM system, how much is the loss of the human body?

A. 6dB

B. 5dB

C. 2dB

D. 3dB

Correct Answer: D

Question 8

Concentric circles refer to concentric circles with different radii formed by different cell carriers in different coverages. Due to the different coverage of the underlay and the overlay, the two circles can be logically regarded as two cells.

A. False

B. True

Correct Answer: A

Question 9

Under the condition of Any carrier to interference ratio, the data transfer rate with using MCS9 channel coding scheme is higher than the one with using MCS5 channel coding scheme.

A. False

B. True

Correct Answer: A

Question 10

When the user enters another location area from an address area in an idle state, what will the mobile phone perform?

A. Location update

B. Sleep

C. Switching

D. Call transfer

Correct Answer: A

Question 11

The front-to-back ratio of the antenna refers to the ratio of the maximum power of the front and rear lobes of the antenna.

A. False

B. True

Correct Answer: B

Question 12

The bandwidth allocated by the country to Unicom's GSM900M system is:

A. 10MHZ

B. 6MHz

C. 19MHz

D. 4MHz

Correct Answer: B

Question 13

In the process of increasing the antenna downtilt angle, ESC antenna's antenna pattern remains basically unchanged. While in the process pf increasing the downtilt angle of the antenna, the mechanical antenna's antenna pattern will change to some extent with the increase of the downtilt angle.

A. False

B. True

Correct Answer: B

Question 14

Which of the following belong to radio wave interferences? (Multiple choice)

A. Spurious interference

B. Intermodulation interference

C. Co-channel interference

D. Blocking interference

E. Adjacent channel interference

F. Near-end to far-end interference

Correct Answer: B,C,D,E,F

Question 15

Which is the timer associated with the RadioLinkTimeOut timer setting ?

A. T3105

B. T3107

C. T3109

D. T3103

Correct Answer: C

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Huawei HCNA - GSM RNP&RNO (H35-510) Free Practice Test