Free H11-851 Exam Dumps Preview

Question 1

Single choice

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. ()

1. A

   True

2. B

   False

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Correct answerA

Question 2

Single choice

SMC2.0 can simultaneously access Zhizhen, HD terminal venue, pad, mobile phone, wired phone, desktop UC soft terminal and so on to hold meetings together. ()

1. A

   True

2. B

   False

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Correct answerA

Question 3

Single choice

What is the following description of the VMR meeting incorrect?

1. A

   A VRM number can only support one meeting at a time.

2. B

   All VMR meetings require the meeting to be activated before the other venues can be enrolled.

3. C

   VMR conferencing does not consume the MCU's resources when it is not activated.

4. D

   When adding a venue on SMC2.0, you can configure the VMR number directly for the terminal.

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Correct answerA

Question 4

Multiple choice

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

1. 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 video.

2. B

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

3. C

   In a multi-stream meeting, if you select Gallery View, the picture is presented in a large number of small ways.

4. D

   In a multi-stream meeting, if you select Gallery View, the answer is displayed equally for each venue video and shared presentation

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Correct answersA, D

Question 5

Single choice

The following MCU devices, deployed virtually, are ( ).

1. A

   CloudMCU

2. B

   VP9660

3. C

   VP9850

4. D

   VP9860

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Correct answerA

Question 6

Single choice

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 ().

1. A

   Replace with T4

2. B

   Remain unchanged

3. C

   Black screen

4. D

   Replace with T2

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Correct answerC

Question 7

Single choice

A down-level MCU can have () a higher-level MCU at the same time

1. A

   4

2. B

   3

3. C

   2

4. D

   1

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Correct answerD

Question 8

Single choice

The format of the log exported by the MCU is ().

1. A

   dat

2. B

   bin

3. C

   xml

4. D

   txt

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Correct answerA

Question 9

Single choice

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

1. A

   FE

2. B

   RS232

3. C

   GE0

4. D

   GE1

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Correct answerC

Question 10

Multiple choice

IdeaHub supports screen casting via ().

1. A

   USB wired

2. B

   IdeaShare Key

3. C

   IdeaShare Wireless

4. D

   HDMI wired

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Correct answersB, C, D

Question 11

Single choice

In the SMC3.0 scenario, the maximum traversal traffic supported by standalone SC is ().

1. A

   400m

2. B

   120M

3. C

   60M

4. D

   200M

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Correct answerA

Question 12

Single choice

The recording of the RSE6500 includes only the AV stream information generated by the system recording, and the conference-related attachments cannot be archived together. ()

1. A

   True

2. B

   False

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Correct answerA

Question 13

Single choice

Non-T.140 captions are superimposed on local video images and can only be sent to the remote venue () along with local video images

1. A

   True

2. B

   False

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Correct answerA

Question 14

Single choice

The signaling interaction between the terminal and GK uses Huawei's proprietary protocol.()

1. A

   True

2. B

   False

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Correct answerA

Question 15

Multiple choice

H323 nodes include the following types ( ) .

1. A

   ??

2. B

   MCU

3. C

   ??

4. D

   GK

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Correct answersA, B, C

Question 16

Single choice

Enterprise construction of conference television system, MCU and business system in the private network, public network terminal access, at this time if the realization of two different network segments of the terminal equipment between the multi-media communication, you can set the MCU GE1 working mode as
().

1. A

   Back up

2. B

   Ride the wall

3. C

   Dynamically switch

4. D

   Load sharing

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Correct answerB

Question 17

Multiple choice

IdeaHub supports ( ) testing methods.

1. A

   Video self-ring

2. B

   The remote video loops back to

3. C

   Audio self-ring

4. D

   Remote audio loopback

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Correct answersA, B, C, D

Question 18

Single choice

Which of the following audio formats works best? ()

1. A

   Has. G711

2. B

   G722

3. C

   G719

4. D

   AAL_LD

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Correct answerD

Question 19

Multiple choice

Regarding the SMC 2.0 organization management function, the following statement is correct?().

1. A

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

2. B

   The functions of SMC2.0 are based on the organizational structure, and complete business functions are provided within each organizational structure, including user permissions, MCUs, venues, conference templates, conference scheduling, conference control, and

3. C

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

4. D

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

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Correct answersA, B, C, D

Question 20

Single choice

The SIP protocol is a ( ) protocol.

1. A

   Application layer

2. B

   Data Link Layer

3. C

   Transport layer

4. D

   Network Layer

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Correct answerA

Question 21

Multiple choice

Regarding the features of the IdeaHub family of products, is the following description correct? ( )

1. A

   Support a variety of application downloads

2. B

   Meetings with mobile phones, PCs, etc.

3. C

   are not supported Supports whiteboard functionality

4. D

   Supports 1080p30 video resolution

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Correct answersA, C

Question 22

Multiple choice

The network traversal modes supported by the 96XX series MCUs are ().

1. A

   H460

2. B

   Static NAT

3. C

   Huawei SNP

4. D

   GRE Tunnel

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Correct answersA, B, C

Question 23

Single choice

After a call set meeting is successfully held, information about the meeting will be available in the SMC's meeting list. ()

1. A

   True

2. B

   False

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Correct answerA

Question 24

Single choice

When using a zhizhi device to convene a meeting, the ( ) technology enables attendees to identify the direction and distance of the sound they hear, and brings a face-to-face immersive audio and video experience.

1. A

   4K HD Video

2. B

   Three Channels

3. C

   Electronic brand

4. D

   AI Face Recognition

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Correct answerB

Question 25

Single choice

Regarding IdeaHub Configuration Backup and Restore, what is the following description error?

1. A

   IdeaHub supports exporting backup files from a USB flash drive.

2. B

   IdeaHub supports configuration file backup export via web pages.

3. C

   IdeaHub only supports backing up one copy of the configuration file, if you have backed it up before, the previous backup file will be overwritten when you back up again.

4. D

   IdeaHub click on"maintenance>Configuration management>Backup & Maintenance>backup", the
   backup configuration file is automatically stored in the terminal file system.

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Correct answerB

Question 26

Single choice

RSE6500 supports hot-spot videos and their sorting, hot-spot videos will be scrolled in the homepage hot-spot area, highlighting key and highlight videos, convenient for users to quickly view.

1. A

   True

2. B

   False

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Correct answerA

Question 27

Single choice

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

1. A

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

2. B

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

3. C

   Bar 300 supports a maximum resolution of 4K.

4. D

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

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Correct answerA

Question 28

Single choice

The RSE6500 supports 1080P 60 dual-stream recording, live streaming, and on-demand ().

1. A

   True

2. B

   False

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Correct answerA

Question 29

Multiple choice

MCU user levels include ().

1. A

   Meeting Operator

2. B

   Meeting Administrator

3. C

   System Administrator

4. D

   General User

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Correct answersA, B, C

Question 30

Multiple choice

The following belongs to HD resolution is ()

1. A

   2560*1440

2. B

   1024*768

3. C

   720P

4. D

   1080P

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Correct answersB, C, D

Question 31

Single choice

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

1. A

   2

2. B

   3

3. C

   4

4. D

   5

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Correct answerB

Question 32

Single choice

Use a Type-C cable to connect your Touch and a power adapter to charge your Touch.

1. A

   True

2. B

   False

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Correct answerA

Question 33

Multiple choice

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

1. A

   Pangraphic localization

2. B

   WDR

3. C

   Large wide angle

4. D

   Lens zoom

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Correct answersA, B, D

Question 34

Multiple choice

Which of the following ways can you schedule a recorded meeting ().

1. A

   Video telephony direct dispatch

2. B

   SMC direct dispatch

3. C

   Zhizhen venue scheduling

4. D

   MCU scheduling

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Correct answersB, C, D

Question 35

Single choice

The SMC2.0 server's Ethernet port LED flashes. ()

1. A

   Corresponding to the Gigabit Ethernet port

2. B

   of the back panel The Network Port connection is normal

3. C

   The ethernet port is transmitting data

4. D

   The network port is not used

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Correct answerC

Question 36

Single choice

Regarding the VPT300 auto-tracking mode, what is the error described below?

1. A

   The VPT300 automatically tracks panoramas, parts, or speakers in auto-track mode and combines picture-in-picture settings to deliver the best picture results.

2. B

   In the auto track mode, the VPT300 automatically recognizes the two-person dialogue, and the bipartition screen displays the interlocutor.

3. C

   VPT300 In auto-track mode, close-up speakers when speaking alone or in an orderly manner by multiple people.

4. D

   In auto-track mode, the VPT300 features speakers when speaking simultaneously over a wide range or speaking quickly alternately.

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Correct answerD

Question 37

Single choice

The H323 protocol is divided into two categories: terminal control and media control.

1. A

   True

2. B

   False

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Correct answerB

Question 38

Single choice

When logging in to the SMC2.0 operating system for the first time, the default user name of the system administrator is admin, and the password is Chang_Me. ()

1. A

   True

2. B

   False

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Correct answerB

Question 39

Multiple choice

Te Mobile supports the following calling methods: ().

1. A

   Call

2. B

   from the address Call history

3. C

   Dial pad

4. D

   Voice call

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Correct answersA, B, C

Question 40

Multiple choice

SMC2.0 supports adding mcUs by ().

1. A

   Autodiscover mode

2. B

   Unmanageable mode

3. C

   Pre-issued account method

4. D

   Manageable

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Correct answersA, B, D

Question 41

Multiple choice

Intelligent voice assistants can perform actions.

1. A

   Call/Cancel Call Venue

2. B

   Join a meeting

3. C

   Turn up/down the volume of the local venue

4. D

   Watch the venue and multi-screen

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Correct answersA, B, C, D

Question 42

Single choice

After IdeaHub starts, it cannot successfully register with GK The following possibility analysis error is ( ).

1. A

   The registered account or password is incorrect

2. B

   Register server address or port error

3. C

   SIP option off

4. D

   H.323 Option Close

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Correct answerC

Question 43

Single choice

TE30's built-in microphone supports radio up to () within the radius.

1. A

   5 meters

2. B

   3 meters

3. C

   7 meters

4. D

   6 meters

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Correct answerD

Question 44

Multiple choice

Regarding voice switching, is the following description correct?

1. A

   Voice-activated switching is mostly used in educational lecture scenarios.

2. B

   When the voice switching function is turned on, the screen of all venues will automatically switch to the venue with the loudest volume.

3. C

   In the meeting, you can adjust the sensitivity of the voice switching without turning off the voice switching function.

4. D

   Voice control switching is mostly used for discussion or debate scenes.

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Correct answersA, C, D

Question 45

Single choice

On the same TV, the human eye watches 720P video, and it must not be as clear as 1080P video. ()

1. A

   True

2. B

   False

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Correct answerA

Question 46

Single choice

McUs are registered with H.323 and need to make a request to Gk when calling a terminal using a number. ()

1. A

   True

2. B

   False

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Correct answerA

Question 47

Single choice

Recording server RSE6500 does not support multicast () of live conferences

1. A

   True

2. B

   False

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Correct answerB

Question 48

Single choice

McUs are registered with H.323 and need to make a request to Gk when calling a terminal using a number. ()

1. A

   True

2. B

   False

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Correct answerA

Question 49

Single choice

The video resolution of 115.1080p is ().

1. A

   1920*1080

2. B

   720*1080

3. C

   1000*1920

4. D

   1080*720

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Correct answerA

Question 50

Multiple choice

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

1. A

   Conference Monitoring

2. B

   System Monitoring

3. C

   Device Monitoring

4. D

   Resource Monitoring

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Correct answersA, B, C, D

Question 51

Multiple choice

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

1. A

   Meeting Administrator

2. B

   Meeting Organizer

3. C

   System Administrator

4. D

   Regular User

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Correct answersA, C, D

Question 52

Single choice

SMC2.0 provides a standard SOAP protocol interface that interfaces with third-party systems, such as Microsoft OCS/Lync. ()

1. A

   True

2. B

   False

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Correct answerA

Question 53

Single choice

The caller set does not require a GK to call directly with an IP address.

1. A

   True

2. B

   False

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Correct answerB

Question 54

Single choice

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

1. A

   True

2. B

   False

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Correct answerA

Question 55

Single choice

Large-capacity meetings are attended by a large number of people, so the need for interactive communication is the highest.

1. A

   True

2. B

   False

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Correct answerB

Question 56

Single choice

172. Q.931 The signaling port is a UDP port. ()

1. A

   True

2. B

   False

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Correct answerB

Question 57

Single choice

The continuous activity video we see is composed of static pictures. The faster the screen switching, the higher the frame rate of the video. ()

1. A

   True

2. B

   False

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Correct answerA

Question 58

Single choice

Of the six basic request messages, ( ) is used to query server capabilities.

1. A

   INVITE

2. B

   REGISTER

3. C

   ACK

4. D

   OPTIONS

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Correct answerD

Question 59

Single choice

No setup () is required for point-to-point calls

1. A

   The IP address of the peer or venue number

2. B

   The line type

3. C

   Speed

4. D

   GK Name

Reveal answer details Close answer details

Correct answerD

Question 60

Multiple choice

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

1. A

   H323

2. B

   H320

3. C

   SIP

4. D

   BFCP

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Correct answersA, B, C

Question 61

Single choice

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

1. A

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

2. B

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

3. 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.

4. 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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Correct answerC

Question 62

Single choice

For the response message "3xx", it means ?().

1. A

   The server has received the request message and is processing it.

2. B

   The server must take further action to complete the request.

3. C

   The request was received, processed, and successfully accepted.

4. D

   Indicates that the SIP server failure could not complete the processing of the correct message

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Correct answerB

Question 63

Multiple choice

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

1. A

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

2. B

   The video camera on this end is malfunctioning.

3. C

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

4. D

   The far-end video camera is malfunctioning.

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Correct answersA, B, C, D

Question 64

Single choice

Multi-channel cascading, 3 terminals on the main MCU 2Mbps join, from the MCU 3 terminals 3Mbps join, each cascaded channel bandwidth is 2Mbps()

1. A

   True

2. B

   False

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Correct answerB

Question 65

Single choice

The MCU 8650C supports the types of networking. ()

1. A

   IP

2. B

   E1

3. C

   4E1

4. D

   All of the above

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Correct answerA

Question 66

Multiple choice

Huawei's video conferencing architecture includes ().

1. A

   Media processing layer

2. B

   Application layer

3. C

   Terminal Access Layer

4. D

   Session Control Layer

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Correct answersA, B, C, D

Question 67

Single choice

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. ()

1. A

   True

2. B

   False

Reveal answer details Close answer details

Correct answerA

Question 68

Single choice

There are 4 common meeting initiation methods of TP series Zhizhen , in addition to address book calls, dial call methods, there are also 2 ways of meeting records and common meetings. ()

1. A

   True

2. B

   False

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Correct answerA

Question 69

Single choice

In the case of unstable network environment and packet loss, packet loss recovery is carried out by SVC technology to ensure the normal progress of the conference.

1. A

   Right

2. B

   False

Reveal answer details Close answer details

Correct answerA

Question 70

Single choice

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

1. A

   True

2. B

   False

Reveal answer details Close answer details

Correct answerB

Question 71

Single choice

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

1. A

   True

2. B

   False

Reveal answer details Close answer details

Correct answerA

Question 72

Single choice

AAC-LD()KHz sampled high-fidelity CD sound quality supports two channels

1. A

   7

2. B

   16

3. C

   48

4. D

   64

Reveal answer details Close answer details

Correct answerC

Question 73

Multiple choice

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

1. A

   GCCA

2. B

   GPUX

3. C

   Media

4. D

   ISDN

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Correct answersB, C, D

Question 74

Multiple choice

Regarding the operation of the Mic 500 , is the following description correct?

1. A

   Press and hold the button in the center of the Mic 500 disc for more than 10 seconds to turn the microphone on or off.

2. B

   When multiple Hic 500s are cascaded, press the key in the center of one of the Mic 500 discs and the other Mic 500s cascaded on or off at the same time.

3. C

   The microphone can be turned on or off via the remote control of the video conferencing terminal, Touch or Tob interface configuration.

4. D

   Before the video conferencing terminal is used with a single Mic 500, the HD-VI interface of the video conferencing terminal needs to be connected to the interface marked "IN" of the Mic 500.

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Correct answersB, C, D

Question 75

Single choice

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

1. A

   True

2. B

   False

Reveal answer details Close answer details

Correct answerB

Question 76

Single choice

The SMC2.0 default user type cannot be deleted or modified, but the permissions that the type has can be changed. ()

1. A

   True

2. B

   False

Reveal answer details Close answer details

Correct answerB

Question 77

Single choice

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 ().

1. A

   True

2. B

   False

Reveal answer details Close answer details

Correct answerA

Question 78

Multiple choice

Regarding the speaker view in a multi-stream meeting, the following description is correct?().

1. A

   In Speaker view mode, if there is a shared presentation in the meeting, the presentation image is displayed in a small screen.

2. B

   In Speaker View mode, if there is a shared presentation in the meeting, the presentation image is displayed in the larger screen.

3. C

   In Speaker view mode, if there is no shared presentation in the meeting, the large screen displays the speaker video, but the user cannot lock out a speaker video.

4. D

   In the speaker view mode, if the user broadcasts or selects to see the venue, the large screen will switch to the broadcast or the video of the venue that is selected to watch.

Reveal answer details Close answer details

Correct answersB, D

Question 79

Single choice

The product type selected when upgrading the codec of Huawei TP Series Zhizhen products is ().

1. A

   VCT

2. B

   TP

3. C

   MCU

4. D

   GK

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Correct answerA

Question 80

Single choice

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

1. A

   Version upgrade

2. B

   App Marketplace

3. C

   Whiteboard and mirror

4. D

   Negative one screen wallpaper

Reveal answer details Close answer details

Correct answerA

Question 81

Single choice

When you create a normal user on SMC3.0 , you must bind a soft terminal to the user.

1. A

   True

2. B

   False

Reveal answer details Close answer details

Correct answerB

Question 82

Single choice

Te Desktop dial pads can only dial numbers. ()

1. A

   True

2. B

   False

Reveal answer details Close answer details

Correct answerB