Test Online H11-851_V3.0-ENU Dumps Questions to Be Certified

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May 30, 2024

To help prepare for the H11-851_V3.0-ENU exam, you may want to consider using H11-851_V3.0-ENU exam dumps questions. These questions are designed to test your knowledge and understanding of the topics covered on the exam. The more you practice answering H11-851_V3.0-ENU dumps questions, the more comfortable you will become with the exam format and the types of questions you can expect to see. H11-851_V3.0-ENU dumps can help reduce anxiety on exam day and improve your chances of success. Go and test free H11-851_V3.0-ENU exam dumps questions here.

Page 1 of 15

1. Which of the following descriptions about multi-stream hybrid conferences is correct? (Multiple choice)

In SVC mode, each terminal only sends one small full-screen code stream to the MC

After receiving the code stream, the MCU decodes, reduces, and splices the received code stream according to the viewing needs of each venue. stream, and finally sent to the venue that needs to watch.

CloudMCU and VP98 series MCU support multi-stream hybrid conferences.

Multi-stream hybrid conference supports access to SVC conference terminals and MCU conference terminals.

In AVC mode, each terminal sends multiple code streams of different sizes to the MC

After receiving the code streams, the MCU will receive the multiple code streams of different sizes from different venues according to the viewing needs of each venue. Directly and simultaneously forward to the venue watching multiple images.

2. The recording server RSE6500 does not support multicast for live conferences.

True

False

3. The MCU node number after the meeting is held, consisting of () and (). (Multiple choice)

MCU prefix number

Sub-meeting number

Service area code

Venue number

4. Ordinary user permissions of Cloud RSE include ()

Video viewing and downloading

User management

Video management

Recording and broadcast management

5. Which of the following descriptions of the power supply method of CloudLink Camera 200 are wrong? (Multiple choice)

The HD terminal can supply power to CloulLink Camera 200 through the HD-VI interface.

The HD terminal can supply power to CloudLink Camera 200 through the DVI interface

HD terminals can supply power to CloudLink Camera 200 through the HDMI interface

6. After IdealHub joins the conference, the remote site cannot hear the sound of the local site. Which of the following troubleshooting methods is wrong?

One-click trace diagnosis

Far-end audio loopback

Local audio loopback

Local video loopback

7. The video output port of TE40 can output which of the following GUI interface? (Multiple choice)

Video output 1

Video output 2

Video output 3

S-video

8. Terminal T1 calls the number 002 of terminal T2, but the call cannot be successfully established. Which of the following are the possible reasons? (Multiple choice)

Terminal T1 or terminal T2 is not registered with GK

Do not disturb is set on terminal T1

Terminal T1 is on the public network, and terminal T2 is on the private network.

Terminal T2 enters sleep state

9. When multiple MCUs are cascaded, the () feature enables the upper-level venue to browse the lower-level venue screens across levels.

Intelligent auxiliary flow adaptation

Network remote recording

Multi-channel cascade

Device-cloud collaboration

10. LRQ refers to ().

Node registration request

Node exit request

Node location request

Node logout request

Page 2 of 15

11. H.225 protocol includes Q.931 call signaling and RAS signaling. What do the three letters of RAS signaling mean? (Multiple choice)

DStatus status

Registration

Admission allowed

Situation situation

12. Among the following application modes, () video conferencing has the highest interactivity requirements.

Peer-to-peer mode

Small-capacity multi-point conference

Large-capacity multi-point conference

Cascading conference

13. IdeaHub has an HDMI output interface for expanding dual screens to present venue images. The highest resolution output by this interface is ()

4K60

1080p30

1080p60

4K30

14. IdeaShare screencasting supports reverse control. In scenarios that support collaboration, users can control the computer being screencasted through the keyboard, mouse, and touch screen on the terminal side.

True

False

15. The microphone and camera of TE60 can be connected in cascade.

True

False

16. Which of the following descriptions of audio development trends is correct?

The other three options are wrong

Development from high fidelity to low fidelity

Development from mono to multi-channel

Development from broadband to narrowband

17. In a cascade conference, the media flow from the lower venue to the upper venue is ().

Broadcasted venue -> lower MCU -> upper venue

Broadcasted venue -> upper MCU -> lower MCU -> upper venue

Broadcasted venue -> upper MCU -> upper venue

Broadcasted venue - > lower MCU - > upper MCU- > upper venue

18. The function of RIP protocol is ().

Conference Control

Call signaling

Real-time transmission

Media Control

19. Cloudlink series terminals support wired and wireless sharing of materials.

True

False

20. In H.323, which of the following is the function of the terminal control and management class? (Multiple choice)

Sending of video and audio streams

Call signaling

Control the terminal

Negotiation of audio and video capabilities

Page 3 of 15

21. In the main video capability negotiation process, the call rate is an important factor affecting the selection of video format.

True

False

22. On the same TV, when the human eye watches a 720P video, it will definitely not be as clear as a 1080P video.

True

False

23. Which of the following descriptions of point-to-point calls with IP addresses is wrong?

This process requires RAS message signaling

When making point-to-point calls, high interactivity is required

This process does not require GK intervention

This process does not require MCU intervention

24. During a point-to-point call under different GKs, LRQ queries the neighbor GK for the information of the called node through the GK routing prefix.

True

False

25. The log format exported by MCU is ()

dat

bin c. xml

txt

26. Video input2 can be used as the TE40 auxiliary stream input interface.

True

False

27. In the header field, () is used to identify the initiator of the request.

CSeq

Via

From

28. After a conference is held and multi-presence settings are not performed for the venue, HUAWEI VP9630/50/60 does not support the automatic multi-presence function.

True

False

29. RSE6500 repackages the corresponding high/standard definition on-demand files and sends them to the conference terminal for viewing through the () protocol.

323

239

RTP

SIP

30. The function of the redirect server is to map the address in the request to zero or more new addresses and return them to the client.

True

False

Page 4 of 15

31. Which of the following are audio codec protocols for video systems? (Multiple choice)

WMA

MP3

AAA_LD

G728

32. TE Mobile can be installed on mobile phones and tablets.

True

False

33. During an SVC conference, the terminal sends up to 4 channels of video streams to CloudMCU/VP98 series NCU, including ().

auxiliary flow 2, Fengliu 2

Mainstream 4 each

Auxiliary flow 1, main flow 3

Auxiliary stream 3 channels, main stream 1 channel

34. MCU is a video and audio processing and forwarding device based on the H.323 protocol system. Its full name is Multi-Point Control Unit.

True

False

35. In a conference that is fully adapted to the MCU, the MCU allocates image encoding and decoding resources to each venue.

True

False

36. IdeaHub’s AutoFrame function supports voice tracking, automatically displays a close-up of the speaker, and keeps the speaker in the C position.

True

False

37. SMC3.0 The default conference user roles include conference administrator and ordinary user.

True

False

38. The Ethernet port indicator () of the SMC2.0 server flashes.

Corresponds to the Gigabit Ethernet port on the rear panel

The network port connection is normal

The network port is transmitting data

The network port is not in use

39. MCU is in () in the video product system

User access layer

Media processing layer

Service support layer

Business Management

40. CloudMCU supports floating license management, of which one 1080p30 fully adapted port can be converted into () SVC port.

Page 5 of 15

41. TE Desktop only supports Windows systems, while TE Mobile supports IOS and Android systems.

True

False

42. SEC's core anti-packet loss technology uses Huawei's unique data verification algorithm to generate verification packets before data transmission. If packet loss occurs during data transmission, the verification packet can be used to recover the lost data to ensure data reliability.

True

False

43. Which of the following statements about the EUA address book is wrong?

By deploying EUA, information synchronization between SMC and the enterprise's third-party address book can be achieved.

SMC synchronizes user, organizational structure, venue and other information to EU

When EUA is deployed, it only supports co-location with S

EUA is a unified address book based on the standard LDAP protocol.

44. SMC2.0 can manage Huawei equipment, such as TE series hard terminals, CloudLink series hard terminals, VP98 series MCUs, etc., but cannot manage equipment from other manufacturers.

True

False

45. After modifying the "Network Mode" of the VP98 series MCU, you need to restart the server for it to take effect.

True

False

46. When importing license into TE terminal, you need to enter password.

True

False

47. In the conference call process, the tasks of the H.245 capability negotiation part include? (Multiple choice)

Negotiate conference bandwidth

Negotiate whether to use

323 protocol or SIP protocol

Negotiate video codec protocol

Negotiate video resolution

48. Which of the following are Advanced user rights of RSE6500? (Multiple choice)

View all videos

Download all videos

Upload video

Post a video

49. The integration of H.323-based video conferencing system and PSTN system requires ().

MCU

Terminal

50. The function of RTCP protocol is ()

Stream transmission

Call signaling

Capability set

Transmission Control

Page 6 of 15

51. What does the response message "1xx" mean?

The server must take further action to complete the request.

The request cannot be fulfilled on any SIP server.

The request message contains a syntax error or the STP server cannot complete the processing of the request message.

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

52. Regarding the speaker view in a multi-stream conference, which of the following descriptions is correct? (Multiple choice)

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

In speaker view mode, if there is a shared presentation in the conference, the presentation image is displayed on the large screen.

In speaker view mode, if there is no shared presentation in the conference, the speaker's video will be displayed on the large screen, but the user cannot lock the display of a certain speaker's video.

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

53. Regarding the factory settings restoration of IdeaHub, which of the following descriptions is wrong?

When restoring to factory settings, you can choose to retain the current IP address in the web interface.

When the phone is turned on normally, press and hold the reset button for 15 seconds to restore the factory settings.

During device startup, long press the reset button for 15 seconds to restore factory settings.

After factory reset, the local address book, call records, conference templates, history records, etc. will be deleted and cannot be restored.

54. In H.323, the functions of H.225 RAS, H.245 and H.225 Call Signaling are? (Multiple choice)

Call signaling

Negotiation of audio and video capabilities

Control the terminal

Sending of audio and video streams

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

56. On N1og's F1ash graphical interface, we can check the network status of the terminal by checking different data types. For example, after checking NRJ, the interface will display the jitter of the current terminal receiving data packets. Then, by checking (), you can view the packet loss rate of the demo code stream received by the terminal.

57. For the response message "3xx", what does it mean?

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

The server must take further action to complete the request.

The request is received, processed, and successfully accepted.

Indicates that the SIP server failure cannot complete the processing of the correct message.

58. The meeting scheduled by SMC cannot be held normally. Which are the possible reasons? (Multiple choice)

The MCU used for this scheduled meeting is offline

The MCU resources used by the scheduled conference are insufficient.

The network of some venues for the scheduled meeting is faulty.

Some venues for the scheduled meeting failed to register with G

59. When a TP series telepresence conference is held, after a participant in a venue switch from sitting to standing, other venues cannot see the complete image of the participant standing. Which of the following modes can be enabled to fully display the image of the participant standing?

AutoFrame

Standing mode

Sound positions in the same direction

Voice control switching

60. When the GE port and the optical port are plugged in at the same time, the GE port is used first, but try not to plug in the lines at the same time.

True

False

Page 7 of 15

61. The upgrade methods of 96XX series MCU are (). (Multiple choice)

Built-in web upgrade

Command line upgrade

USB upgrade

SMC management interface upgrade

62. The ways for Huawei video MCU to access the network are (). (Multiple choice)

4E1

63. The function of the proxy server is to forward requests or responses for clients. It can act as a server and a client at the same time, deciding the next hop to forward the request message.

True

False

64. The 96XX series of MCUs support 5-layer backup of power supply, chip, service board, network port, and main control board to ensure that the MCU can operate stably and uninterrupted for a long time.

True

False

65. Terminal T1 and terminal T2 are registered to GK1, T1 calls T2 through the number, and GK1 will receive two ARQ messages.

True

False

66. IdeaHub provides a whiteboard function, and the background of the whiteboard can be set to () color. (Multiple choice)

Dark green

black

gray

white

67. SMC2.0 can be deployed in a server alone or co-located with SC and EUA in a server.

True

False

68. Which of the following are the main functions of Gatekeeper? (Multiple choice)

Bandwidth Management

Access control

Address translation

Conference Control

69. The Q.931 protocol is transmitted based on the TCP layer.

True

False

70. What are the main processes involved in IP address calling? (Multiple choice)

RRQ

Setup

RCF

Connected

Page 8 of 15

71. () is an extension request. (Multiple choice)

NOTIFY

OFTIONS

MESSAGE

PUBLISH

72. SMC2.0 supports adding MCU through (). (Multiple choice)

Automatic discovery method

Unmanageable mode

Pre-release account method

Manageable way

73. Regarding the organization management function of SMC2.0, which of the following statements is correct? (Multiple choice)

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

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

The functions of SMC2.0 are based on organizational structure. Each organizational structure provides complete business functions, including user permissions, MCU, conference venues, conference templates, conference scheduling, conference control, statistics and reports.

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

74. Regarding the description of conference administrators and ordinary users of SMC3.0, which of the following is wrong?

Both conference administrators and ordinary users support creating multi-level conferences.

Both meeting administrators and ordinary users support managing personal information.

Both conference administrators and ordinary users support creating conference templates.

Both conference administrators and ordinary users support creating data conferences.

75. 1366*768 is not a high-definition resolution.

True

False

76. Ad hot conference room uses the () side to activate the conference and join the conference.

MCU

SMC

Terminal

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

400M

120M

60M

200M

78. The FE port on the MCU front panel is ().

Maintenance network port

Business network port

Backup network port

Main control network port

79. SMC2.0 provides a standard SOAP protocol interface that can be connected with third-party systems, such as Microsoft OCS/Lync.

True

False

80. Among the six basic request messages, () is used to end the session.

CANCEL

ACK

BYE

INVITE

Page 9 of 15

81. Which of the following are the networking types supported by MCU 8650C?

4E1

All of the above are possible

82. In a video conference, participants share the whiteboard to other venues. This is accomplished by the H.323 () protocol.

Terminal control class

Media control class

Data application class

None of the above is correct

83. () only supports adding to SMC2.0 through unmanageable methods.

TE10

Box300

TP3206

RP100

84. Log in to the SMC3.0 management background as a conference administrator to add an MCU.

True

False

85. Video input 2 can be used as the TE60 auxiliary stream input interface, but video input 3 cannot.

True

False

86. At present, the maximum resolution of the video system can reach ()? (Multiple choice)

1280*720

1080P

1920*1080

2560*1440

87. TE terminal point-to-point conference does not support instant messaging.

True

False

88. All MCUs in the same service area must have the same prefix number.

True

False

89. Regarding the installation and configuration of IdeaHub, which of the following statements is wrong?

IdeaHub supports two installation methods: wall installation and bracket installation.

When using IdeaHub with SMC on the corporate intranet, you need to configure network and server information.

The customer's network access method can be confirmed by phone.

There is no need to call to confirm whether the customer's wall meets the installation requirements.

90. In a six-point conference held using the VP96 series MCU, venues 11, T2, and T3 form a three-screen, and venues T4, T5, and T6 are not in the multi-screen. When 11 or 12 hangs up and leaves the conference, two of the T4, T5 or T6 sites cannot replace the T1 and T2 sites in the multi-presence.

True

False

Page 10 of 15

91. The control method of IdeaHub does not include ().

Web page

Touch

Touch screen

Remote control

92. The single boards of VP96 series MCU include (). (Multiple choice)

ECCB

ECCA

ISDN

ECCD

93. SIC supports inspection of SMC, () MCU and terminals.

94. IdeaHub has a total of () HDMI input and output interfaces.

95. In a six-point conference held using the 96XX series MCU, the venues T1, T2, and T3 form a three-screen, and the venues T4, T5, and T6 are not in the multi-screen. When T1 and T2 leave, two of the venues T4, T5, or T6 T1 and T2 sites in multi-presence cannot be replaced.

True

False

96. Conduct return visits to recorded meetings through various platforms such as Web/pad/mobile phone/terminal, etc. This process is called ()

Live broadcast

On demand

Record

Offline transcoding

97. The point-to-point call rate is 2M. If no bandwidth is reserved, before sending the dual stream, the bandwidth of the main video is close to 2M. After sending the dual stream, the bandwidth of the main video is reduced, and part of the bandwidth is shared with the dual stream.

True

False

98. Before applying for an SMC2.0 License, you must first obtain the ESN code.

True

False

99. A company is now going to hold a provincial seminar, which requires City A Conference Center and City B Conference Center to join in and hold it together. Conference centers in city A commonly use conference templates to hold meetings, and conference centers in city B often use conference template B to hold meetings. From the perspective of feasibility and ease of operation, you can use ()

Ad hoc

Multi-level meetings.

Calling call set

IVR dial-up to join the conference

100. Which of the following belongs to the dual-stream protocol for video conferencing? (Multiple choice)

235

239

BFCP

225

Page 11 of 15

101. TE HD terminal remote loopback included? (Multiple choice)

Audio loopback

Dual-stream loopback

Video loopback

Digital loopback

102. Which of the following descriptions of the operation of one-way live broadcast conferences is wrong?

When adding a venue, you need to add an ordinary venue and an audience venue separately.

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

The conference held can be a fully adapted conference or an SVC conference.

When holding a one-way live broadcast conference, you need to enter "Advanced Parameters" to set the one-way live broadcast parameters, such as the audience password.

103. On the "Call Status" page of the TE terminal, the information that can be queried is (). (Multiple choice)

Video rate

Audio rate

Video frame rate

Audio protocol

104. In the whiteboard interface of IdeaHub, the whiteboard content can be erased through ()? (Multiple choice)

Fist Erase

Finger erase

Palm erasure

―Click to clear the screen

105. TE HD terminal remote loopback includes (). (Multiple choice)

Auxiliary flow loopback

VGA does not respond

Video loopback

Audio loopback

106. A lower-level MCU can have () upper-level MCUs at the same time

107. The GK name needs to be set when making point-to-point calls.

True

False

108. TE Mobile needs to register with the server, and you can only make calls after logging in.

True

False

109. IdeaHub’s electronic nameplate function is implemented through voice recognition technology.

True

False

110. SIP alone cannot complete multimedia calls. It must be combined with other protocols to form a complete multimedia communication system, and it can cooperate with RTP/RTCP, SDP and other protocols to complete the multimedia session process.

True

False

Page 12 of 15

111. In the main video capability negotiation process, the codec protocol is an important factor affecting the selection of video format.

True

False

112. The IMS converged video solution does not include a telepresence system.

True

False

113. Please correspond to the following terminal status descriptions and the phenomena they cause.

114. The multi-screen layout of multi-stream forwarding conference includes? (Multiple choice)

District equalization mode

One big and many small model

Picture-in-picture mode

Off-screen mode

115. The fully adaptable MCU supports venue access with any protocol, format, and bandwidth, and each venue can be accessed with maximum video capabilities.

True

False

116. SIP messages (Message) are encoded in text mode.

True

False

117. In the intelligent collaboration stage, what functional features does the video conferencing system have? (Multiple choice)

The electronic name tags of participants can be displayed on the terminal.

Participants can control the terminal through voice.

The terminal supports whiteboard collaboration and smart writing.

The terminal supports intelligent broadcasting and provides more accurate and flexible tracking and positioning through sound source detection and sound source positioning.

118. When RSE6500 performs single-point recording, the terminal implements the recording function by calling ().

Venue number

Unified recording number

Recording and broadcasting server IP

Venue name

119. CloudMCU supports floating license management, including one 1080p60 fully adapted port, which can be converted into () svc port.

120. Huawei telepresence products can be used in remote education, remote courts, telemedicine and other scenarios.

True

False

Page 13 of 15

121. In Cloud Link Edge1000 networking scenario, the maximum number of concurrent conferences supported by the system is ().

150

100

250

122. The maximum resolution of IdeaHub S 86” touch screen is ().

4K30

1080p60

1080p30

4K60

123. Switch Center is located in () in the video product system

User access layer

Media processing layer

Service support layer

Business Management

124. MCU uses H.323 registration. When calling a terminal using a number, it needs to initiate a request to GK.

True

False

125. Which organization established the standard H.323?

ITUT

IEEE

NSI

ISO

126. () adopts the broadcast method. Every time a data is sent, all ports can receive it. Users can connect to this device and use packet capture tools such as wireshark to capture the data packets sent by the device on the network and the data packets sent by the device to the network.

127. Please map the following common terminal diagnostic operations and their functions one by one:

128. In a video conference, the () feature can be used to enable participating terminals with different capabilities to display auxiliary stream data information.

Intelligent auxiliary flow adaptation

Device-cloud collaboration

Network remote recording

Multi-channel cascade

129. The network traversal methods supported by the 96XX series of MCUs include (). (Multiple choice)

460

Static NAT

Huawei SNP

GRE tunnel

130. IdeaHub wireless access supports 2×2 dual-channel Wi-Fi technology, supports dual antennas, supports 2.4GHz and 5GHz dual-band wireless Wi-Fi communication methods, and supports enabling clients and hotspots at the same time.

True

False

Page 14 of 15

131. Which of the following descriptions about one-way live broadcast conferences is correct? (Multiple choice)

When holding a one-way live broadcast conference, the system only requires one MC

In a one-way live broadcast conference, most of the venues are connected as two-way listening venues, and a very small number of venues are connected as one-way listening venues.

In a one-way live broadcast conference, the one-way viewing venue is supported to be switched to a two-way listening venue.

One-way live conferences are generally used in government, finance, large enterprises, education and other industries. The main application scenarios include large-scale administrative meetings, training, etc.

132. Which of the following boards is the main control board of VP9630?

ECCA

ECCB

ECCC

GCCD

133. TP3118 supports conferences with up to 18 people per party.

True

False

134. SMC2.0 can simultaneously connect to telepresence, high-definition terminal venues, pads, mobile phones, wired phones, desktop UC soft terminals, etc. to hold meetings together.

True

False

135. CloudRSE supports on-demand and live broadcast viewing through the Web. MP4 files generated by recorded meetings can be on-demand through the () protocol, and ongoing live broadcast meetings can be viewed through the () live broadcast protocol.

HIIPS, HLS

RTP, HLS

HLS, HITPS

HIIPS, RTP

136. The main function of the gateway is ()

Code stream and protocol conversion

Node management

Audio codec

Conference Control

137. The number of terminals on-demand channels of RSE6500 is greater than the number of browsing on-demand channels.

True

False

138. TE30 has a built-in camera and microphone, and its power is greater than that of ordinary split terminals.

True

False

139. H.239 transmits still images and text by inserting frames.

True

False

140. What messages does SMC support synchronizing to corporate address books? (Multiple choice)

Organizational structure information

Venue information

User information

Ad hoc meeting information

Page 15 of 15

141. In a cascade conference, conference control operations on lower-level conference sites are not supported.

True

False

142. Please sort the following operation steps for on-demand meetings.

143. The terminal initiates a calling group conference. In the first step, the terminal sends a conference request to the GK.

True

False

144. When holding a multi-stream conference, you can switch () layout type. (Multiple choice)

Gallery view

Speaker view

Off-screen view

Picture-in-picture view

145. TE terminals need at least () bandwidth to hold a 1080p 30fps conference.

1Mbps

1.5Mbps

2Mbps

512Kbps

146. IdeaHub's one-screen welcome message can be configured on the web interface.

True

False

147. After a media connection is established in a call, two media streams are transmitted between two H.239 terminals. The two media streams do not share the call bandwidth.

True

False

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