[Apr-2022] Huawei H11-851_V3.0 Official Cert Guide PDF [Q46-Q64]

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[Apr-2022] Huawei H11-851_V3.0 Official Cert Guide PDF

Exam H11-851_V3.0: HCIA-Video Conference V3.0 – ExamsTorrent

NO.46 The transaction is mainly divided into four categories: INVITE transaction, non-INVITE transaction, ACK transaction and CANCEL transaction.

TRUE

FALSE

NO.47 In the header field, it is used to identify the initiator of the request.

CSeq

Via

From

NO.48 ()Can provide media exchange, video encoding and decoding functions.

SMC

98 series MCU

96 series MCU

CloudMCU

NO.49 Which of the following descriptions of VP96 series MCU features are correct?()

HCCA is the main control board of the VP9660, which can be inserted into the two slots 0/1 to form a master/backup relationship.

VP96 series MCU supports L2654K30 video codec processing.

The maximum media processing capacity supported by a single VP9660 is 256 channels of 1080p30.

The VP96 series MCU supports two modes: full switching and full adaptation.

NO.50 Regarding the 0.931 call flow, which of the following descriptions is correct().

Ringing (ALERTING)-call progress (CALL PR OCEEDING)-call establishment (SETUP)-connection (CONNECT) release completed (RELEASE COM PLETE)

ALERTIING-Calling progress (CALL PR OCEEDING) connection (CONVEcr)-call establishment (SETUP)-release completion (RELEASE COMPL ETE:

Call establishment (SEIUP)-call progress (CALL PR OCEEDING)-ringing (ALERTING) connection (CONVEcCr)-release completion (RELEASE COM PLETE)

Call progress (CALL PROCEEDING) ringing (ALERTING) connection (CONNECT)-call establishment (SETUP)-release completion (RELEASE COMPLETE)

NO.51 SIP is the abbreviation of Session Initialization Protoc01 (Session Initialization Protocol), used to initiate (establish), modify and terminate one or more participant sessions, these sessions include multimedia conferences, video, network calls, etc.()

TRUE

FALSE

NO.52 The following are standard protocols for video conference data transmission().

G.711

T.120

MPEG-4

H.264

NO.53 IdeaHub provides the whiteboard function, the background of the whiteboard can be set to()colour.

Dark green

black

grey

White

NO.54 The following are the characteristics of large-capacity meetings ()

The form of the meeting is mostly policy presentations and reports

Generally requires multiple MCUs for cascading

High reliability requirements

Low interactivity requirements

NO.55 Common user permissions of C1oudRSE include()

Video viewing and downloading

User Management

Video management

Recording management

NO.56 The following description of the operation of a one-way live conference is wrong.()

When adding a meeting place, you need to add a normal meeting place and an audience meeting place separately.

The administrator can switch the status of the audience conference site through conference control on the SMC2.0.

The conference held can be a fully adapted conference orSVC meeting.

When holding a one-way live broadcast conference, you need to enter “Advanced Parameters” to set one-way live broadcast parameters, such as audience passwords.

NO.57 aboutSMC2.0 Organizational management function, which of the following statements is correct?()

After SMC2.0 is installed, a root node is automatically created in the organization, and the default name is Root.

The function of SMC2.0 is based on the organizational structure. Each organizational structure provides complete business functions, including user permissions, MCU, conference venues, conference templates, conference scheduling, conference control,

An organization can contain multiple devices, and the same device can belong to multiple organizations.

A user can be assigned to multiple organizations, and the permissions of users in different organizations can be different.

NO.58 SMC3.0 networking does not support()type.

Recording the meeting

Multi-level meeting

Adhoc meeting

Data conference

NO.59 In a dual-stream conference, you can transmit images from two local video sources at the same time or see images from two remote video sources at the same time

TRUE

FALSE

NO.60 GK sends address resolution requests to other GKs, and the signaling sent is()

URQ

RRQ

GRQ

LRQ

NO.61 Which of the following descriptions of multi-stream mixed conferences are correct?()

CloudMCU and VP98 series MCUs support multi-stream mixed conferences.

Multi-stream hybrid conference supports the access of SVC conference terminal and AVC conference terminal.

In AVC mode, each terminal sends multiple streams of different sizes to the ICU. After receiving the stream, MCu will forward the received multiple streams of different sizes from different venues directly at the same time according to the viewing needs of each venue To watch a multi-screen conference venue.

In SVC mode, each terminal only sends a full-screen bit stream to the NCU. After receiving the bit stream, ICu decodes, shrinks, and splices the received bit stream according to the viewing needs of each venue, and then encodes it into a multi-screen The stream of one stream is finally sent to the venue that needs to be watched.

NO.62 After the SMC2.0 installation is complete, a root organization is automatically created in the organization. The default name is().

Administrator

Qprator

Conference administrator

Root

NO.63 1080p video resolution is().

1920*1080

720*1080

1000*1920

1080*720

NO.64 In the SMC3.0 scenario, the maximum traversal traffic supported by an independent SC is()

400M