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H11-851_V3.0 Exam Dumps - HCIA-Video Conference V3.0

Question # 4

Huawei's video conferencing architecture includes ().

A.

Media processing layer

B.

Application layer

C.

Terminal Access Layer

D.

Session Control Layer

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Question # 5

Large-capacity multi-point conferences are generally large-scale conferences with cross-regional and large levels, and generally need to cascade multiple MCUs to ensure sufficient capacity, and the

meetings are more of a communication style between the superior and the lower level.

A.

Right

B.

False

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Question # 6

Regarding the wired sharing method, is the following description correct?

A.

The wired sharing mode supports access to the computer through the HDMT interface and the sharing of the computer desktop.

B.

After the plug and play function of shared materials is enabled, regardless of whether there is a venue in the meeting or not, you need to select the shared materials to the remote venue according to the

interface prompts.

C.

The wired sharing mode supports access to the computer through the HD-VI interface and the sharing of the computer desktop.

D.

When shared materials plug and play is turned on, you can share your computer desktop content without additional action, regardless of whether there is a meeting where materials are being shared.

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Question # 7

Regarding the CloudMCU, VP98 series, and VP96 series MCUs, are the following statements correct? ( )

A.

Both support H.323 and SIP protocols.

B.

Both support full adaptation and full switching modes.

C.

Both support secondary flow adaptation.

D.

The C1oudMCU does not support automatic cascading with 9-series MCUs when holding data conferencing.

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Question # 8

The 1080P image on a 60-inch TV does not look as sharp as the 1080P image on a 42-inch TV. ()

A.

True

B.

False

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Question # 9

In a dual-stream conference, you can transmit two images of the local end at the same time or see the images of the two video sources at the far end at the same time. ()

A.

True

B.

False

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Question # 10

Regarding the gallery view in a multi-stream meeting, what is the following description incorrect? ()

A.

In a multi-stream meeting, if you select Gallery View, the screens are presented in the following order of precedence: broadcast venue video> speaker video> other venue videos.

B.

In a multi-stream meeting, if you select Gallery view, you can display up to 16 videos or share a presentation.

C.

In a multi-stream conference, if you select gallery view, the picture is presented in a large number of small ways.

D.

In a multi-stream meeting, if you select Gallery View, the video and shared presentation of each venue are displayed equally.

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Question # 11

SIP is an application layer protocol, independent of the following transport layer protocols, can be carried on different transport protocols, such as UDP/TCP/TLS, currently the most commonly used TCP. ()

A.

True

B.

False

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Question # 12

The video conferencing system is generally composed of several parts, such as terminals, MCUs, gateways, and management platforms. ()

A.

True

B.

False

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Question # 13

IdeaHub supports ( ) testing methods.

A.

Video self-ring

B.

The remote video loops back to

C.

Audio self-ring

D.

Remote audio loopback

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Question # 14

Regarding the multi-vision function, what is the following description incorrect? ( )

A.

When the multi-view image display mode is picture-in-picture, the sprite source can select any physical input source, but not the remote source

B.

The dual-vision function supports the combination of two local video inputs (only the image input by the camera) and the combined image is sent to the remote venue as a mainstream image

C.

TE60 supports both dual and triple vision

D.

Multi-view image display modes can be picture-in-picture, bipartition and triple-screen

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Question # 15

In a one-way live meeting scenario, TE60 can be connected to the meeting as an auditor.

A.

True

B.

False

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Question # 16

( ) A dual-stream protocol that belongs to video conferencing.

A.

H235

B.

H239

C.

BFCP

D.

H225

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Question # 17

The 96XX series MCUs support different multiviewers for each venue in the same meeting, a feature called ().

A.

Auto Multiviewer

B.

Manual multiviewer

C.

Multi-screen

D.

per port Venue multi-screen

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Question # 18

IdeaHub supports shutdown and restart, not hibernation. ( )

A.

True

B.

False

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Question # 19

When you are in a multi-stream meeting, you can switch the () layout type.

A.

Gallery view

B.

Speaker view

C.

Side-of-picture view

D.

Picture-in-picture view

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Question # 20

SMC2.0 holds a configured conference access number, which is divided into a conference service number and a unified access IVR. ()

A.

True

B.

False

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Question # 21

Regarding the configuration of Touch access to the CloudLink terminal, the following description is correct? ( )

A.

Touch supports access to WiFi networks and connects a power adapter via a Type-C cable to power it.

B.

Connect the terminal through the Touch network cable, and the touch port of the terminal will supply touch power.

C.

After the touch port of the terminal is connected to Touch, only the two can be supported for communication, and the touch cannot be powered.

D.

Touch supports access switches that are powered by a type-C cable connection to a power adapter.

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Question # 22

When giving a functional demonstration to the customer, the ( ) function is not necessary.

A.

Version upgrade

B.

App Marketplace

C.

Whiteboard and mirror

D.

Negative one screen wallpaper

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Question # 23

The necessary prerequisite for IdeaShare screen mirroring software download and pairing is ().

A.

Can only be downloaded from the specified browser

B.

Apply and load licenses

C.

The client needs to be on the same network as the endpoint

D.

Perform platform-side configuration

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Question # 24

SMC2.0 supports adding mcUs by ().

A.

Autodiscover mode

B.

Unmanageable mode

C.

Pre-issued account method

D.

Manageable

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Question # 25

When SHC2.0 adds TE Series endpoints in a manageable manner, the Username and Password and Terminal () in the authentication information. The user's user name and password are consistent.

A.

Web interface

B.

api

C.

test

D.

debug

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Question # 26

SIP alone can not complete multimedia calls, must be together with other protocols to form a complete multimedia communication system, and RTP/RTCP, SDP and other protocols to complete the

multimedia session process.

A.

True

B.

False

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Question # 27

In a dual-stream conference, you can transmit images from two video sources at the same time or see images from two video sources at the far end at the same time.

A.

True

B.

False

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Question # 28

In H.323, H.225 RAS, H.245, and H.225 Ca11 Signaling are responsible for () ?

A.

Call signaling

B.

Negotiation of audio and video capabilities

C.

Control of the terminal

D.

Send answer to the audio and video stream

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Question # 29

The new generation of RoomPresence series terminals uses Huawei's unique AAC-LD three-channel technology and co-optical core technology.

A.

True

B.

False

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Question # 30

When the GE port and the optical port are plugged in at the same time, the GE port is preferred, but try not to insert the cable () at the same time

A.

True

B.

False

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Question # 31

The VP96 series MCU GE1 network port has ().

A.

Ride the wall

B.

Load Balancing

C.

backup

D.

Dynamic Switching

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Question # 32

MCU cascading methods include automatic cascading and manual cascading. ()

A.

True

B.

False

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Question # 33

The SIP protocol is a ( ) protocol.

A.

Application layer

B.

Data Link Layer

C.

Transport layer

D.

Network Layer

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Question # 34

In the following video, the smoothest picture is ().

Video with a frame rate of 30f/s

Video with a frame rate of 60f/s

Video with a frame rate of 50f/s

Video answer at a frame rate of 25f/s

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Question # 35

The SMC2.0 system supports adding MCUs in three ways: auto-discovery, manageable, and unmanageable. ()

A.

True

B.

False

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Question # 36

Regarding the description of meeting administrators and regular users of SMC3.0, the following error is ?()

A.

Meeting administrators and regular users support creating multi-level meetings.

B.

Meeting administrators and regular users support managing personal information.

C.

Meeting administrators and Syton users support creating meeting templates.

D.

Meeting administrators and regular users support creating data meetings.

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Question # 37

The main functions of GK ().

A.

Address Translation

B.

Conference Control

C.

Bandwidth Management

D.

Access Control

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Question # 38

By default, enter the IP address of the () port when logging on to the MCU's web page.

A.

FE

B.

RS232

C.

GE0

D.

GE1

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Question # 39

The H245 protocol is transmitted on a UDP layer basis ().

A.

True

B.

False

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Question # 40

CloudRSE supports on-demand and watching live streams over the Web, MP4 files generated by recording meetings can be on-demand via the () protocol, and ongoing live meetings can be played via (

Live Streaming Agreement

A.

HIIPS; HLS

B.

RTP; HLS

C.

HLS; HITPS

D.

HIIPS; RTP

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Question # 41

H.323 Protocols are divided into two categories: terminal control and media control. ()

A.

True

B.

False

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Question # 42

Te HD terminals can choose from which way to convene a meeting ().

A.

Speech recognition method

B.

History Page

C.

Address this page

D.

Command line action

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Question # 43

Regarding the C1oudlink terminal, is the following description correct? ( )

A.

The Bar 300, Box 300, and Box 600 all support wireless data sharing.

B.

The Box 300 does not require a VPT300 to support intelligent navigation.

C.

Bar 300 supports a maximum resolution of 4K.

D.

The Box 600 has a built-in camera and stereo.

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Question # 44

In the six-point conference held using the 96XX series MCU, the venues T1, T2, and T3 form a three-screen, and the venues T4 and T5 are held , T6 is not in multiviewer, when T1, T2 leave, T4, T5 or T6

Two of the venues cannot replace the multi-screen T1 and T2 venues. ()

A.

True

B.

Error

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Question # 45

H.323 is a standard developed by ( ).

A.

ITU_T

B.

IEEE

C.

NSI

D.

ISO

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Question # 46

What are the advantages of Huawei's video system compared to video chat software? ()

A.

Perfect management platform

B.

Customized system solutions

C.

Provides dual streaming for desktop sharing

D.

Large conference capacity

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Question # 47

Data conferencing is a kind of conference business provided by the conference system, the following description of data conferencing is correct? ()

A.

Data Conferencing enables users to access meetings directly via email links.

B.

If users want to hold data conferencing and experience the capabilities of data conferencing, they must deploy either the CloudMCU or the VP96 Series uCU.

C.

If users want to hold data conferencing and experience the capabilities of data conferencing, they must deploy either the CloudMCU or the VP96 Series uCU.

D.

Data conferencing supports functions such as whiteboarding, document sharing, desktop sharing, and more.

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Question # 48

IdeaHub supports screen casting via ().

A.

USB wired

B.

IdeaShare Key

C.

IdeaShare Wireless

D.

HDMI wired

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Question # 49

ideo input 2 can be used as a TE60 secondary input interface, but video input 3 cannot().

A.

True

B.

Error

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Question # 50

U is a unit that represents the external dimensions of the server, is an acronym for unit, and 1U equals () centimeters.

A.

4.356

B.

4.445

C.

5.675

D.

5.245

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Question # 51

The main encryption methods of video systems are ().

A.

Signaling encryption

B.

User Encryption

C.

Line Encryption

D.

Media Encryption

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Question # 52

In the process of main video capability negotiation, the codec protocol is an important factor affecting the choice of video format. ()

A.

True

B.

False

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Question # 53

Regarding the H323 protocol, is the following description correct?

A.

The secondary stream data transmission protocol is not present.

B.

323 in the protocol stack.

C.

The terminal control management class protocol is responsible for the transmission of audio and video code streams.

D.

Video encoding protocol, audio encoding protocol, and media transmission protocol belong to the media control class.

E.

Media control class protocol is responsible for conference control and terminal calls.

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Question # 54

Which of the following interfaces supports audio signals ().

A.

DVI

B.

HDMI

C.

S-VIDEO

D.

RCA

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Question # 55

The FE port on the front panel of the MCU is ().

A.

Maintaining the ethernet port

B.

Service Network Port

C.

Back up the network port

D.

Master control network port

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Question # 56

TE30 does not support the miniMCU feature. ()

A.

True

B.

False

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Question # 57

In a cascade meeting, the media flow from the lower venue to the higher venue is ( ).

A.

Broadcast venue - superior MCU - subordinate MCU - superior venue

B.

Broadcast venue - subordinate MCU - superior MCU - superior venue

C.

Broadcast venue - Superior MCU - Superior venue

D.

Broadcast Venue - Subordinate MCU - Superior Venue

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Question # 58

Before applying for an SMC2.0 License , you must first obtain an ESN code. ()

A.

True

B.

False

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Question # 59

SMC2.0 has a user type of ().

A.

Administrator

B.

Conference administrator

C.

Operator

D.

Admin

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Question # 60

With regard to the President of the Conference and ordinary participants, the following description is correct ().

A.

The president of the meeting supports modifying the screen layout, which is not supported by ordinary participants.

B.

The president of the meeting supports turning on voice-activated switching, which is not supported by regular attendees.

C.

The president of the meeting supports setting and sending subtitles, which is not supported by ordinary participants.

D.

The district meeting chairman supports setting up multiple screens, which is not supported by ordinary participants.

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Question # 61

The web homepage for SMC2.0 contains the () function.

A.

Conference Monitoring

B.

System Monitoring

C.

Device Monitoring

D.

Resource Monitoring

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Question # 62

The 220.96XX Series MCUs support setting the IVR access number, and the participating terminals can call the IVR access number or directly call the IP address of the MCU, depending on the system The

audio and video IVR guidance provided by the system can easily create a meeting or join the meeting that has been held.

A.

True

B.

False

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Question # 63

Call set is a way to convene a meeting provided by Huawei's video system, allowing users to define and hold a multi-point meeting like a phone call.

A.

Platform side

B.

Terminal side

C.

MCU

D.

Multipoint Management Resource Center

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Question # 64

T1, a high-definition terminal that supports a built-in MCU, convenes a 3-party meeting, with T1 and T2 establishing a peer-to-peer conference before T1 calls T3 After T3 joins the meeting, the original

conference resolution of T1 and T2 may be reduced. ()

A.

True

B.

False

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Question # 65

The 231.96XX series MCUs support a variety of common firewall traversal technologies such as standard H.460, static NAT, Huawei SNP, and dual-network port wall riding, ensuring that they are suitable

for various network environments. ()

A.

True

B.

False

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Question # 66

LRQ means ().

A.

Node registration request

B.

Node exit request

C.

Node Positioning Request

D.

Node logout request

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Question # 67

Regarding SMC3.0 conference control, the following statement is incorrect?().

A.

In SIC3.0, only the meeting administrator and the chairman are allowed to control the meeting, and other terminals are only allowed to apply for the chairman and speak.

B.

SMC3.0 does not support the operation of recording and broadcasting conferences.

C.

SMC3.0 divides the control into meeting control and venue control, and the venue control is lowered to the shortcut menu and the right health menu of the venue list.

D.

SMC3.0 supports continuous roll call, multi-screen setting, auxiliary stream transmission and other controlled operations.

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Question # 68

Te Endpoints are not joining the meeting, and there is no Line Status information in the system status. ()

A.

True

B.

False

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Question # 69

In the case of multiple MCUs cascading, the () feature enables the upper venue to browse the lower venue screen across levels.

A.

Intelligent secondary flow adaptation

B.

Network Remote Recording

C.

Multi-channel cascade

D.

End-cloud collaboration

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Question # 70

In a video conference, the camera ( ) feature is used to close-up a participant.

A.

Pangraphic localization

B.

WDR

C.

Large wide angle

D.

Lens zoom

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Question # 71

What is the following statement about KU resource pools correct?

A.

When the resources of a single MCU in the region are insufficient, the two MCUs with the most abundant resources in the priority area are cascaded.

B.

In the same service area, the system will preferentially select the MCU with the same prefix and the most abundant resources for venue access.

C.

SUC3.0 unifies the management and scheduling of MCUs to achieve load balancing, sharing, and redundant backup of MCU resources.

D.

The system matches the number prefix of the service area with the terminal number and determines the NCU resource pool that the terminal preferentially accesses.

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Question # 72

In peer-to-peer conferencing, if a third party needs to join, the terminal can () avoid frequent hang-up and call operations of the user, which greatly improves the conference efficiency of the user.

A.

Add Venue

B.

Hold Call

C.

Hang Up Venue

D.

Call Venue

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Question # 73

A message is the basic unit of the SIP protocol, the basic unit of interaction between the client and the server.

A.

True

B.

False

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Question # 74

Keytrace diagnostic files include module log files, error reports, trace information, CHR data files, and so on.

A.

True

B.

False

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Question # 75

The terminal needs to determine the destination address of the media transmission before transmitting the video information, which is completed by H.245 () signaling.

A.

Competency consultation

B.

Close logical channel

C.

Master-slave decision

D.

Open Logical Channel

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Question # 76

When the RSE6500 is recording on a single point, the terminal implements the recording function by calling ().

A.

Venue number

B.

Unified Recording Number

C.

Recording server IP

D.

Venue name

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Question # 77

Terminal T1 calls terminal T2's number 002 and cannot successfully establish the call for possible reasons ().

A.

Terminal T1 or terminal T2 is not registered with GK

B.

Terminal T1 is set up to Do Not Disturb

C.

Terminal T1 is on the public network, and terminal T2 is on the private network

D.

Terminal T2 goes to sleep

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Question # 78

When the terminals deployed on the private and public networks need to communicate, they need to be done through the ( ) device.

A.

Recording server

B.

SMC

C.

Terminal

D.

SC

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Question # 79

Conferencing users created on SMC3.0 can only belong to an organization, not to a region. ( )

A.

True

B.

False

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Question # 80

Which of the following boards is the main control board of the VP9630 . ()

A.

ECCA

B.

ECCB

C.

ECCC

D.

GCCD

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Question # 81

RAS is a set of signaling for interactions between ( ). Multi-select

A.

SC

B.

SMC

C.

Section

D.

Database

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