[Dec-2021] Free H35-561 Exam Questions H35-561 Actual Free Exam Questions
Verified H35-561 dumps and 62 unique questions
NEW QUESTION 13
An EPS bearer uniquely identifies all traffic flows of the same QoS between a UE and a serving gateway.
- A. True
- B. False
Answer: A
NEW QUESTION 14
SINR is a parameter that measures channel quality, unit dB, affecting user switching and download rates.
- A. True
- B. False
Answer: A
NEW QUESTION 15
Which of the following rate of protocol stacks is the largest in TD-LTE?
- A. Physical layer rate
- B. PDCH layer rate
- C. MAC layer rate
- D. Application layer rate
Answer: A
NEW QUESTION 16
Regarding the maximum rate of UE in 20M bandwidth TD LTE under different modes, which of the following description is correct?
- A. TM3 > TM8 > TM2 > TM7
- B. TM2<TM3<TN7<TM8
- C. TM3=tm8>TM2=TM?
- D. TM3>TM8>TM7>TM2
Answer: A
NEW QUESTION 17
Which of the following carries PUSCH scheduling information?
- A. DCI format 1
- B. DCI format 1B
- C. DCI format 1A
- D. DCI format 0
Answer: D
NEW QUESTION 18
Which of the following layers performs the HARQ function?
- A. MAC
- B. PDCP
- C. RLC
- D. RRC
Answer: A
NEW QUESTION 19
Which of the following events can be used to do events in the same frequency band?
- A. A2
- B. A1
- C. A4
- D. A3
Answer: D
NEW QUESTION 20
What is the maximum number of SRS bandwidth supported by the LTE system according to the protocol dictates?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: B
NEW QUESTION 21
Which of the following parameters have greater impact on the search network latency?
- A. DlInitial TransRptCount
- B. UlInitialMcs
- C. PdcchlMaxRepetitionCnt
- D. NbSib2Period
Answer: D
NEW QUESTION 22
Site Test Line Principles, which of the following options are correct? (Multiple choice)
- A. The road test line needs to connect the test points of each sector under the same station, and it is required to avoid building signal blocking on the test line.
- B. Test the route as far as possible to run all the main streets around the base station
- C. Test the route as far as possible to consider the local driving habits, reduce the waiting time when passing the traffic lights
- D. Test the route as far as possible to run the road in the direction covered by each sector of the base station to be tested
Answer: A,B,C,D
NEW QUESTION 23
LTE can be modulated using 256QAM.
- A. True
- B. False
Answer: A
NEW QUESTION 24
A cell is equipped with a 2-channel 2 antenna port, and the RS power on the single-antenna port is 15.2Ba. After the total power is unchanged, then it is transformed with an 8-channel 2- antenna interface configuration. How much power should be read in a single channel?
- A. 6.2dBm
- B. 8.2dBm
- C. 9.2dBm
- D. 7.2dBm
Answer: C
NEW QUESTION 25
How many symbols consists of the next time slot (0.5ms) of the normal CP, and the middle is separated by the front and back of the loop?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: A
NEW QUESTION 26
Regarding the characteristics of the Internet of Things technology, which of the following descriptions is wrong?
- A. NB-IoT reduces power consumption through ultra-long TAU, PSM and other technologies.
- B. sigfox uses the same frequency bandwidth with the NB-IoT
- C. sigfox uses ultra-narrow bandwidth technology
- D. NB-IoT obtains better coverage through small bandwidth and uplink retransmission, and satisfies more scenarios.
Answer: B
NEW QUESTION 27
Which of the following options can improve the VOLTE uplink coverage technology? (Multiple Choice)
- A. RLC segmentation
- B. TTI bundling
- C. ROHC
- D. Semi-static scheduling
Answer: A,B,C,D
NEW QUESTION 28
What kind of multiplexing technology is SOMA technology based on?
- A. Power domain
- B. Time-frequency domain
- C. Code domain
- D. Airspace
Answer: C
NEW QUESTION 29
Which channel coding method and coding rate are used by DCI?
- A. Tail biting convolutional coding, 1/3
- B. Tail biting convolutional coding, 1/2
- C. Turbo coding, 1/2
- D. Turbo coding, 1/3
Answer: A
NEW QUESTION 30
Which information has been re-acquired after the service request is successful?
- A. Reconstructed SGs
- B. Reconstructed S1-C
- C. Authentication code
- D. Updated TAL
Answer: D
NEW QUESTION 31
What information is determined by the location of the PHICH resource for each upstream user? (Multiple Choice)
- A. User's PUSCH information location
- B. Number of PHICH processes
- C. Number of PHICH channel groups
- D. PHICH channel duration
Answer: A,C,D
NEW QUESTION 32
1x3x3 represents each cell of base station 3, and each cell uses the same frequency.
- A. True
- B. False
Answer: B
NEW QUESTION 33
In the LTE system, which is the advantage of applying 64QAM compared to 16QAM?
- A. Reduce the system error rate
- B. Simpler implementation
- C. Improved spectrum utilization
- D. Improved anti-noise, anti-fading ability
Answer: C
NEW QUESTION 34
If the VoLTE call fails, what are the possible reasons? (Multiple Choice)
- A. Proprietary bearer establishment failed
- B. Codec negotiation failed
- C. Domain selection failed
- D. Billing failure
Answer: A,B,C,D
NEW QUESTION 35
In the LTE network, TA is used for paging location management, so the smaller the TA planning, the better.
- A. True
- B. False
Answer: B
NEW QUESTION 36
Regarding PS switching and PS redirection, which of the following descriptions is wrong?
- A. According to the UE capability, configuration parameters and algorithm strategy, whether to initiate blind handover can be determined by the two ways.
- B. The UE caller first sends an Extended Service Request to the ME.
- C. Both ways can support CSFB
- D. PS switching does not need to read the system message of the 23G network, only the redirection needs
Answer: D
NEW QUESTION 37
Which of the following scheduling algorithms can guarantee the fairness of each user in the cell?
- A. RR (Round Robin)
- B. Max C/I
- C. EPF (Enhanced Proportion Fair)
- D. PF (Proportional Fair)
Answer: A
NEW QUESTION 38
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