Huawei H12-311-V3-0 Exam Questions

Questions for the H12-311-V3-0 were updated on : Dec 14 ,2024

Page 1 out of 20. Viewing questions 1-15 out of 299

Question 1

When did the initial application of wireless networks begin ()?

  • A. During the First World War
  • B. During the Second World War
  • C. 20 Late century
  • D. 2000 Years later
Answer:

B

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Question 2

IEEE It is the standards organization responsible for the use of wireless frequencies in the United
States.

  • A. True
  • B. False
Answer:

B

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Question 3

Which of the following standards organizations implements WLAN technical interoperability for
WLAN equipment certification ()?

  • A. WiFi
  • B. IEEE
  • C. IETF
  • D. FCC
Answer:

A

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Question 4

Which of the following agreements are IEEE customized 802.11 standard() ? (Select 3 Answers)

  • A. 802.11a/b/g/n
  • B. 802.11i
  • C. 802.1X
  • D. 802.11s
Answer:

A, B, D

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Question 5

Which of the following standards are WiFi Developed by the alliance ()? (Select 2 Answers)

  • A. 802.11a/b/g/n
  • B. WPA
  • C. WPA2
  • D. 802.11i
Answer:

B, C

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Question 6

CAPWAP The agreement is made by IEEE Standards organization in 2009 year 4 One of the month
WLAN Standard for AC And thin AP Communication between.

  • A. True
  • B. False
Answer:

B

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Question 7

Which of the following protocols support 2.4GHz Frequency band()? (Select 3 Answers)

  • A. 802.11a
  • B. 802.11b
  • C. 802.11g
  • D. 802.11n
Answer:

B, C, D

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Question 8

China in 2.4GHz How many channels does the frequency band support ()?

  • A. 11
  • B. 13
  • C. 3
  • D. 5
Answer:

B

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Question 9

Which of the following options is the frequency range supported by China 5GHz Frequency band()?

  • A. 5.15~5.25GHz
  • B. 5.25~5.35GHz
  • C. 5.725~5.825GHz
  • D. 5.725~5.850GHz
Answer:

D

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Question 10

According to the different signal parameters controlled, what modulation methods can be divided
into ()? (Select 3 Answers)

  • A. AM
  • B. FM
  • C. phase modulation
  • D. Wave modulation
Answer:

A, B, C

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Question 11

Which modulation method is the picture below ()?

  • A. AM
  • B. FM
  • C. phase modulation
  • D. Wave modulation
Answer:

B

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Question 12

What was the name of the first radio communication network based on packet technology ()?

  • A. INTERNET
  • B. ARPANet
  • C. ALOHNET
  • D. NSFnet
Answer:

C

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Question 13

WLAN What are the working frequency bands ()? (Select 2 Answers)

  • A. 2 GHz
  • B. 5 GHz
  • C. 5.4 GHz
  • D. 2.4 GHz
Answer:

B, D

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Question 14

2.4 GHz How many channels () can the frequency band be divided into at most?

  • A. 14
  • B. 13
  • C. 11
  • D. 3
Answer:

A

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Question 15

2.4 GHz What is the frequency band US non-overlapping channel ()?

  • A. 2,7,12
  • B. 3,8,13
  • C. 1,6,11
  • D. 3,7,13
Answer:

C

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