Huawei H11-851 Online Practice Questions and Exam Preparation

Huawei H11-851 Online Questions & Answers

• Question 261:

  Regarding the H323 protocol, is the following description correct?

  A. The secondary stream data transmission protocol is not present. H323 in the protocol stack.
  B. The terminal control management class protocol is responsible for the transmission of audio and video code streams.
  C. Video encoding protocol, audio encoding protocol, and media transmission protocol belong to the media control class.
  D. Media control class protocol is responsible for conference control and terminal calls.
  C. Video encoding protocol, audio encoding protocol, and media transmission protocol belong to the media control class.

• Question 262:

  The function of a proxy server is to forward requests or responses to clients. You can act as both the server and the client to decide on the next hop to forward the request message.()

  A. True
  B. False
  A. True

• Question 263:

  The MCU VP9630-8 has a processing capacity of 8-way 1080P30 full adaptation, which can be connected to () channel 1080P60 fully adaptable, and can also be connected to () channel 720P fully adapted to the venue.

  A. 4.6
  B. 4.8
  C. 4.16
  D. 4.10
  C. 4.16

• Question 264:

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

  A. GCCA
  B. GPUX
  C. Media
  D. ISDN
  B. GPUX
  C. Media
  D. ISDN

• Question 265:

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

  A. H235
  B. H239
  C. BFCP
  D. H225
  A. H235
  B. H239

• Question 266:

  The main encryption methods of video systems are ().

  A. Signaling encryption
  B. User Encryption
  C. Line Encryption
  D. Media Encryption
  A. Signaling encryption
  C. Line Encryption
  D. Media Encryption

• Question 267:

  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.
  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.

• Question 268:

  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
  A. True

• Question 269:

  IdeaHub supports the feature of Signaling Diagnostics, ( ) class problems can not be located through this feature.

  A. Registration failed
  B. Media Negotiation
  C. Network Packet Loss
  D. Call Failure
  B. Media Negotiation

• Question 270:

  The protocol that can implement media control is ().

  A. H225
  B. H239
  C. H245
  D. H281
  C. H245