H11-879 Online Practice Questions and Answers

How many pixels of a camera with 1080P image resolution equivalent ()

A. 2 million

B. 800w

C. 2.3 million

D. 5000000

In the remote disaster recovery scenario, when the master node (U1981) fails, POTS user A of a branch node (The branch site equipment is U1911). If you make an outgoing call to the local PSTN user B through the branch node, the network element through which the SIP signaling of the call passes is ().

A. U1911->Preparation U1981->U1911

B. Prepare U1981->U1911

C. U1911

D. U1911->Main U1981->Backup U1981->U1911

In the U1900 series unified gateways, regarding the relationship between prefix, office direction, office direction selection code and trunk, the correct statement is () multiple selection

A. One prefix can only correspond to one office direction selection code

B. One office route selection code can only correspond to one prefix

C. The correspondence between office direction selection code and office direction is one- to-many

D. One office route can correspond to multiple different types of relays

The following description of the local regeneration function is wrong ()

A. The central node and the local node are interconnected through SIP relay

B. The heartbeat mechanism between the central node and the local node monitors the operating status of the peer device

C. Under normal circumstances, the IP phone of the local node is registered at the central node

D. The POTS phone of the local node is registered on the local node

In the U1900+SC solution, if you need to restrict the video conferencing system's permission to call out PSTN phones through U1900, which statement is correct () (multiple choice)

A. By default, when the video conference system uses the U1900 system to make voice calls, it has the

right to call intra-office/local/domestic long-distance calls

B. By default, when the video conference system uses the U1900 system to make a voice call, Permission to make intra-office/local calls

C. If the video conferencing system needs the permission to call international long distance through the U1900 system, it can be modified by modifying the SIP trunk related trunkgroup calling permission between U1900 and SC.

D. If the video conference system needs the permission to call international long distance through the U1900 system, it can be modified in U1900 by modifying the access code prefix permission of the video conference system

Built-in MCU terminal plus RSE network, without the help of SMC, the functions that can be implemented independently on the terminal do not include () (single choice)

A. Point-to-point recording meeting

B. Three-party live conference

C. Point-to-point live conference

D. Recording resource management

One MCU supports 24-port 1080P30. Which of the following conference scenarios can be supported through configuration? ()

A. 24 1080P30 venues

B. 12 1080P30 venues + 24 720P60 venues

C. 6 1080P30 venues + 24 720P30 venues

D. 12 1080P60 venues + 24 4CIF venues

In the Converged Conference 3.0 solution, no matter whether the multimedia cascade mode or the MCU center mode is used, all the audio and video media streams of the Web client need to be forwarded by the USM/MS system as a proxy? Correct or Wrong

A. Correct

B. Wrong

Which Huawei patented technology is newly introduced by the TP3206 system on the basis of TP3106 () (single choice)

A. Common optical center camera technology

B. Remote handshake

C. Electronic brand

D. Remote dinner

Regarding the IP phones and analog phones in the U1900 system, which of the following statements is correct ()

A. If you want to successfully register IP phones A and B to the U1900 system, the U1900 system must include the MTU board

B. When IP phones A and B have successfully registered to the same U1900 system, if IP phones A and B are able to dial each other, the U1900 system must include an MTU board

C. When IP phone A and B have successfully registered to the same U1900 system, if IP phone A calls When calling IP phone B, IP phone B is busy, then if you need IP phone A to hear busy Line tone, the U1900 must contain MTU board

D. If IP phone A and analog phone C (directly connected to the ASI board of U1900) are successfully registered to U1900, when A calls C, U1900 may not contain MTU board