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H11-851_V3.0 PDF

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  • Exam Name: HCIA-Video Conference V3.0
  • Last Update: Apr 18, 2024
  • Questions and Answers: 544
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H11-851_V3.0 Practice Exam Questions with Answers HCIA-Video Conference V3.0 Certification

Question # 6

SMC2.0 scheduled meetings can not be held normally, what are the possible reasons?

A.

Registration for GK at some venues for the scheduled meeting failed.

B.

Some of the venue network failures for the scheduled meeting.

C.

The MCU resources used for this scheduled meeting are insufficient.

D.

The MCU used for the scheduled meeting is offline.

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Question # 7

In T1, T2, T3, T4 four-point meetings using the 96XX Series MCUs, manually set up the venue T1 After T2 and T3 form three screens, after the venue T1 leaves the meeting, the position of the atomic

screen T1 will be ().

A.

Replace with T4

B.

Remain unchanged

C.

Black screen

D.

Replace with T2

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Question # 8

Regarding the VPT300 picture-in-picture display, the following description is incorrect?().

A.

The picture-in-picture display is turned off, and the close-up screen is rendered in full screen during close-up tracking.

B.

Picture-in-picture settings affect how it is rendered in auto-track mode.

C.

VPT300 supports setting the picture-in-picture display mode, the small screen size is fixed, and the position is fixed to the upper right corner.

D.

The picture-in-picture display is turned on, and the holy screen presents a panoramic view of the meeting when close-up tracking, and the small screen presents a close-up

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Question # 9

The maximum number of hops specifies the maximum number of routes for a given IP traffic, with fewer routes in a meeting and greater latency. ()

A.

True

B.

False

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Question # 10

The TP3206 represents a third-generation () screen six-seat immersive conference system.

A.

2

B.

3

C.

4

D.

5

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Question # 11

Once IdeaHub is successfully activated, you can join a scheduled meeting with () one click.

A.

Call Recent Call Log

B.

The main caller is called the call set

C.

Agenda of the session

D.

Call Endpoint IP

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Question # 12

In the MCU built-in web page of the Settings Management Export item, the following cannot be exported is ().

A.

? ?

B.

License

C.

Gateway/MCU Configuration

D.

Status table

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Question # 13

The following is the dual-stream protocol that is ().

A.

H225

B.

H245

C.

H239

D.

BFCP

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Question # 14

The main indicator that describes the clarity of the video is the resolution, and the main indicator that describes the fluency of the video is the frame rate. ()

A.

True

B.

False

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Question # 15

The brush face assist check-in function is realized through face detection and recognition technology. ()

A.

True

B.

False

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Question # 16

Regarding Cloud RSE, the following description is correct?().

A.

The CloudRSE power supply supports 1+1 hot backup, seamlessly switching to a backup power source in the event of a failure, ensuring consistent and reliable recording.

B.

CloudRSE supports both HD and SD resolutions, and can only be viewed on-demand and live on a pc.

C.

CloudRSE can provide video conferencing single-stream, dual-stream (video image + conference data sharing) recording and broadcasting.

D.

CloudRSE supports resource pool management, and The CloudRSE in the resource pool is mutually backupable, and the resource pools cannot be backed up to each other.

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Question # 17

Regarding SMC3.0 networking, the following description is correct ().

A.

CloudLink Edge 1000 networking supports extending the MCU and recording and broadcasting server, and supports the independent SC of the extended DMZ scenario to meet the needs of extranet

access.

B.

In the CloudLink Edge 1000 networking scenario, a server combines conference management, terminal management, enterprise address book, and media processing.

C.

SMC3.0 networking supports hybrid networking of 96 series MCUs, 98 series MCUs, and CloudMCU.

D.

In the medium and large networking scenario of SMC3.0, branch offices deploy terminals, MCUs, recording and broadcasting servers and SC as needed to achieve nearby access.

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Question # 18

Regarding "multipoint meetings", the following description is correct?().

A.

After a peer-to-peer call is established, you can set up a multipoint conference by calling other terminals point by point.

B.

The terminal convenes a multipoint meeting and needs to use the MCU as the meeting convening resource.

C.

Multipoint conferencing supports hybrid H323 and SIP conferencing.

D.

A multi-point meeting is a meeting convened in three or more venues.

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Question # 19

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 # 20

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 # 21

IdeaHub wireless access supports 2×2 dual Wi-Fi technology, dual antenna support, and supports 2.4GHz and 5GHz dual-band wireless Wi-Fi communication mode that supports enabling both client and hot-spot.

A.

True

B.

False

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Question # 22

After Joining IdeaHub , the remote images seen locally are blurry, mosaic, solidified, discontinuous, etc., which of the following reasons may be caused?

A.

The terminal example network egress is busy, resulting in only a relatively low video bandwidth obtained locally.

B.

The video camera on this end is malfunctioning.

C.

Packet loss exists in the network between the endpoint and the MCU.

D.

The far-end video camera is malfunctioning.

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Question # 23

The SMC can manage settings such as the MCU, venue, and recording server.

A.

True

B.

False

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Question # 24

A VMR number can only support one meeting at a time. ( )

A.

True

B.

False

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Question # 25

TE Mobile can be installed on phones and tablets. ()

A.

True

B.

False

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Question # 26

Regarding the image resolution, the following statement is correct ().

A.

The CIF pixel is 352*288.

B.

The 4CIF pixel is 704*576.

C.

SIF is an alias for CIF.

D.

The D1 image effect is equivalent to 4CIF.

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Question # 27

In the server settings on TE Mobile, the IP address of the registered server is the address of the SIP server, and the port number is typically 5060 ()

A.

True

B.

False

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Question # 28

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 # 29

Regarding the RAS message, is the following statement correct?

A.

Endpoint registration messages can be used for terminal switching capabilities, encryption, and so on.

B.

Call acceptance information is used for terminal call request authentication.

C.

Status queries are used by GK to query the current state of an entity.

D.

Endpoint positioning is used to confirm address information across multiple GKs.

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Question # 30

() Frames per second is the limit of human eye resolution.

A.

20

B.

30

C.

50

D.

60

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Question # 31

TE40 supports a PSTN interface where you can connect a phone to a conference over voice ().

A.

True

B.

False

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Question # 32

IdeaHub supports H.323 and SIP multipoint networking when supporting SMC networking, of which non-chairman meeting control includes ().

A.

Application Chair

B.

Leaving the meeting

C.

Extended meeting

D.

Choose the multi-screen

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Question # 33

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 # 34

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 # 35

Regarding te series terminal products, the following description is incorrect ().

A.

Te10 video output has a maximum resolution of 720p.

B.

Te20 video output has a low maximum resolution.

C.

Te40/E50 video capture requires an external camera.

D.

TE60 is a box terminal.

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Question # 36

() The message indicates that the request cannot be implemented on any SIP server.

A.

6xx

B.

5xx

C.

1xx

D.

3xx

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Question # 37

SMC3.0 uses a database and operating system () respectively.

A.

openEuler

B.

Windows Server

C.

GaussDB

D.

Microsoft SOL

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Question # 38

IdeaShare screen mirroring supports reverse control, in the scene that supports collaboration, the user can control the computer being screened through the keyboard, mouse, and touch screen on the

terminal side.

A.

True

B.

False

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Question # 39

E1 line dedicated, stable and reliable performance, high security, low price, simple wiring.

A.

True

B.

False

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Question # 40

Users can download videos in MP4 file format online, and when the video is accompanied by a presentation of conference materials, the user cannot download the video of the presentation ().

A.

True

B.

False

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Question # 41

There are many types and models of Huawei Zhizhen products, the first two digits of the product name are used to indicate the functional mode, and at present, TP represents immersive Zhizhen, and RP

represents multi-functional Zhizhen. ()

A.

True

B.

False

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Question # 42

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 # 43

The main features of Gatekeeper are ( ).

A.

Conference Control

B.

Access Control

C.

Bandwidth Management

D.

Address Translation

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Question # 44

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 # 45

VPT300 smart tracking camera contains () function.

A.

Adaptive Panorama

B.

Voice image dual positioning

C.

Automatically identify and track speakers

D.

360 Degree Intelligent Rotation

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Question # 46

In video conferencing, the () feature enables participant terminals with different capabilities to display secondary stream data information

A.

Intelligent secondary flow adaptation

B.

End-cloud collaboration

C.

Network Remote Recording

D.

Multi-channel cascading

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Question # 47

A frame of 1080P has twice the pixels of a frame of 1080i . ()

A.

True

B.

False

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Question # 48

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 # 49

The essence of the MCU call local terminal is the peer-to-peer call process. ()

A.

True

B.

False

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Question # 50

The sample rate of the G728 audio algorithm is (KHZ).

A.

7

B.

8

C.

16

D.

48

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Question # 51

The protocol that can implement media control is ().

A.

H225

B.

H239

C.

H245

D.

H281

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Question # 52

In the header domain, ( ) is used to represent the SIP entity through which the request passes and the route response.

A.

From

B.

To

C.

Via

D.

CSeq

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Question # 53

Of the six base request messages, ( ) is used to end the conversation.

A.

CANCEL

B.

INVITE

C.

BYE

D.

ACK

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Question # 54

The role of the RTCP protocol is ( ).

A.

Streaming

B.

Ability set

C.

Call Signaling

D.

Transmission Control

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Question # 55

The following is the () that belongs to the Framework Agreement on Video Systems

A.

H323

B.

H320

C.

SIP

D.

BFCP

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Question # 56

In the Client/Server model, the primary function of request proxy server is to decide where to send signaling messages.

A.

True

B.

False

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Question # 57

In IdeaHub's whiteboard interface, the whiteboard content can be erased by means of ( ).

A.

Finger Erase

B.

One-click Screen Clearing

C.

Palm Erase

D.

Fist Erase

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Question # 58

When a meeting operation is performed on SMC3.0, the () operation takes effect for the entire meeting and not for a single venue.

A.

Extend the meeting

B.

Set the guide mode

C.

Turn on voice control

D.

Cancel Chair's

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Question # 59

The following is a video system audio codec protocol. ()

A.

WMA

B.

MP3

C.

AAA_LD

D.

G728

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Question # 60

The reason for the RSE6500 transcoding is () multiple selection

A.

The recorded video and audio protocol of the recorded meeting and the video and audio protocol of the playback are inconsistent

B.

The video-audio format of the recorded meeting and the video-audio format of the playback are inconsistent with

C.

Hardware requirements for recording and broadcasting servers

D.

MCU Hardware Requirements

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Question # 61

SMC3.0 supports multi-user role management, where the system administrator has ( ) permissions.

A.

Device management

B.

Users issue

C.

with meeting rooms Meeting management

D.

System Configuration

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Question # 62

SIP is an abbreviation for Session Initialization Protocol and is used for initialization.) ), altering and terminating sessions of one or more participants, including multimedia conferencing, video, network calls,

etc. ().

A.

True

B.

False

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Question # 63

The video resolution of 115.1080p is ().

A.

1920*1080

B.

720*1080

C.

1000*1920

D.

1080*720

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Question # 64

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

A.

Broadcast venue - Superior MCU - Superior venue

B.

Broadcast venue - superior MCU - subordinate MCU - superior venue

C.

Broadcast venue - subordinate MCU - superior MCU - superior venue

D.

Broadcast Venue - Subordinate MCU - Superior Venue

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Question # 65

You can adjust the white balance of the lens through the TE terminal to adjust the color display effect of the picture ().

A.

True

B.

False

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Question # 66

After the SMC2.0 installation is complete, a root organization is automatically created in the organization, with the default name ( ).

A.

Conference administrator

B.

Administrator

C.

Operator

D.

Root

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Question # 67

Huawei Video Conferencing supports the convening method of meetings.

A.

Terminal side call meeting

B.

Outlook pre

C.

Unified Access number joins

D.

SMC side call meeting

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Question # 68

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 # 69

All MCUs under the same service area must have the same prefix number. ()

A.

True

B.

False

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Question # 70

By default, the SMC3.0 system supports three roles, namely ().

A.

Meeting Administrator

B.

Normal User

C.

System Administrator

D.

Meeting Organizer

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Question # 71

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 # 72

The business boards for mcUs of the 321.96XX series include ().

A.

GCCA

B.

GPUX

C.

Media

D.

ISDN

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Question # 73

When you add a service area on SMC3.0, you must specify a registration sc or you cannot create this service area. ()

A.

True

B.

False

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Question # 74

H.323 is a standard developed by ( ).

A.

ITU_T

B.

IEEE

C.

NSI

D.

ISO

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Question # 75

Is the following description of a multi-level meeting correct? ( )

A.

Multi-level conferencing supports splitting and merging meetings.

B.

When you hold a multi-level meeting, you can "add a venue" operation to the root meeting.

C.

SMC2.0 supports a 5-level conference template up to a maximum of 5 levels to meet the needs of multi-administrative level conferences such as government departments.

D.

When you hold a multi-level meeting, you cannot set up multi-screen polling for a venue in a sub-conference.

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Question # 76

( ) belongs to the video conferencing system video codec protocol.

A.

H.264

B.

H 263

C.

H.239

D.

G.728

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Question # 77

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 # 78

When we look at the local image output of the terminal on the TV, it is the original video source image that has not been codeced. ()

A.

True

B.

False

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Question # 79

Regarding intelligent guide, what is the following description incorrect? ( )

A.

After joining, smart guide is turned on by default, and can be manually turned on and off during the meeting

B.

If the "Smart Guide" and "Uninformation Tracking" switch are turned on at the same time before joining, the camera can detect the speaker's voice orientation, automatically adjust the camera to the sound

direction, and shoot the best close-up picture of the speaker

C.

All endpoints must be configured with the VPT300 to implement the intelligent guide function

D.

Smart Guide supports picture-in-picture display of panoramas and close-ups

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Question # 80

The FE port on the front panel of the VP96 series MCU is ( ).

A.

Maintain network port

B.

Master network port

C.

Backup network port

D.

Service network port

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Question # 81

Regarding the conference management of SMC3.0, is the following statement wrong? ()

A.

Meeting administrators can see scheduled and in-progress meetings under the management organization.

B.

Conference control operation includes conference control and venue meeting control.

C.

Ordinary users can see their own scheduled meetings and control the meetings.

D.

Meetings booked in SMC3.0 are saved in the system as historical meeting records, and you can view the data in the historical meetings and transfer the historical meetings to the meeting template.

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