H11-879_V2.0-ENU 시험 - Huawei실제시험문제와 답 - 1227문항

Question No : 1

In a multi-channel cascade, how are the multi-channel usage priorities of the upper and lower MCUs allocated?

A.The two priorities are the same
B.The priority of the upper-level MCU is greater than that of the lower-level MC
C.The priority of the upper-level MCU is lower than that of the lower-level MC
D.You can configure the priority as needed

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Question No : 2

If a Huawei TE series terminal is used for point-to-point calls and the video-related configurations are set to "Auto", which of the following descriptions is correct?

A.If the bandwidth is sufficient, 1080P60 format is preferred for the main video.
B.If the bandwidth is sufficient, 1080P30 format is preferred for the main video.
C.If the bandwidth is sufficient, 720P60 format is preferred for the main video.
D.If the bandwidth is sufficient, 720P30 format is preferred for the main video.

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Question No : 3

When SMC2.0 schedules a conference, it prompts "Insufficient IP port resources", but the MCU is online and the number of IP ports is sufficient.
Which of the following options may cause this error?

A.There is no corresponding MCU in the service area.
B.The license resources of SMC2.0 are insufficient.
C.The venue protocol and rate are inconsistent.
D.MCU is not registered to G

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Question No : 4

The screen size of a tablet computer is 9 inches, and the maximum screen resolution is 1080p. What is the approximate pixel density ppi of the screen?

A.200
B.220
C.240
D.260

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Question No : 5

The code rate calculation method of the PCM audio stream of the audio signal is the sampling rate value x sampling size value x number of channels.

A.True
B.False

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Question No : 6

Which of the following descriptions about the internal bus and hardware modules of the U1900 system is incorrect?

A.The main function of the main control module of the U1911 system is broadband protocol analysis, calling and resource control.
B.The U1981 system bus includes SM-BUS, PM-BUS, RS232, IP-BUS and TDM-BU
C.The main functions of the U1900 system MTU module include sound playback, provision of voice venue resources, TDM to IP packet conversion, fax protocol conversion, digit collection and A/D conversion, etc.
D.The U1960 system hardware module includes the main control module SCU, the media resource module MTU, the relay module MTU/OSU and the analog user module ASI/OS

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Question No : 7

The company is now going to hold a provincial seminar, which requires City A Conference Center and City B Conference Center to join in and hold it together. Conference centers in city A often use conference template A to hold meetings, and conference centers in city B often use conference template B to hold meetings. From the perspective of feasibility and ease of operation, which of the following methods can be used to initiate a meeting?

A.Calling call set
B.Adhoc
C.IVR dial-up to join the conference
D.Multi-level meetings

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Question No : 8

Which of the following descriptions of Adhoc meetings is incorrect?

A.Before using an Adhoc conference, you need to create a new Adhoc conference template.
B.When reserving an Adhoc conference, set the chairman password and conference activation password respectively.
C.Adhoc conference does not occupy MCU resources when it is not activated.
D.Adhoc conference is a conference method that activates the conference and joins the conference through the terminal side.

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Question No : 9

The existing venues T1 and T2T3 have venue numbers 0571001, 0571002, and 0571003 respectively. There are three MCU1, MCU2, and MCU3 with prefixes 0571, 0551, and 0755 in the same service area. Nowadays, these three venues are used on SMC to convene tripartite meetings. Which of the following statements is correct?

A.If all three MCUs have sufficient resources, the conference will be automatically scheduled on MCU1.
B.If all three MCUs have sufficient resources, the conference will be automatically scheduled on |MCU2.
C.If all three MCUs have sufficient resources, the conference will be automatically scheduled on MCU3.
D.When DSMC schedules a conference, it will first select the MCU with the most remaining resources in the same service area.

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Question No : 10

Which of the following descriptions about SMC2.0 service area backup is correct?

A.SMC2.0 supports globally defining the backup sequence of service areas.
B.Each service area has its own backup service area and priority.
C.Define backup relationships between service areas.
D.Multiple service areas cannot share a backup service area.

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Question No : 11

Which layer is the SIP protocol?

A.Application layer
B.Transport layer
C.Network layer
D.Data link layer

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Question No : 12

In the U1900 series unified gateway, which of the following descriptions about prefixes is correct?

A.The prefixes are divided into intra-office prefixes and outgoing prefixes.
B.The intra-office prefix refers to the prefix used when dialing between different extensions of the same company.
C.Since prefix 28 includes prefix 289, the system analyzes the called number according to the maximum matching principle. For calls with the called number 28901111, prefix 28 should be selected.
D.The prefix must correspond to the office route selection code.

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Question No : 13

Which of the following devices can provide a unified address book service for the video conferencing system?

A.EUA
B.MCU
C.sc
D.Terminal

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Question No : 14

A company has deployed a U1981 and is connected to the PSTN through a PRA trunk. If you want external users to be unable to call external users after incoming calls through this trunk, it is recommended to configure which of the following trunk outgoing call permissions is recommended?

A.Intra-office call
B.Local call
C.Domestic long distance calls
D.International long distance calls

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Question No : 15

Color temperature affects the color reproduction of video images. If the color temperature is higher, what color will the image tend to be?

A.bluish
B.reddish
C.Yellowish
D.Whiter

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Huawei H11-879_V2.0-ENU 시험