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Free Huawei H11-851 Practice Questions & Answers 2026 Part1 | HCIA-Collaboration

Are you preparing for the Huawei H11-851 certification exam? SPOTO offers the Huawei H11-851 Premium File; all questions are aligned with the latest exam content and come with expert-provided answers. Our question banks cover the latest question types, core concepts, and detailed explanations, helping you familiarize yourself with the exam format and difficulty level. Whether you are reviewing core concepts or simulating a real exam environment, these resources will rapidly boost your confidence and readiness.
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Question #1
One MCU can establish a connection with( )a RM interface at the same time.
A. 1
B. 2
C. 3
D. 4
View answer
Correct Answer: A
Question #2
SMC2.0 add a non-Huawei device, select "Other devices"
A. True
B. False
View answer
Correct Answer: A
Question #3
SIP alone cannot complete multimedia calls, must be together with other protocols to form a complete multimedia communication system, and RTP/RTCP, SDP and other protocols to complete the multimedia session process.
A. True
B. False
View answer
Correct Answer: A
Question #4
SMC2.0 can manage Huawei devices, such as TE series hard terminals, CloudLink series hard terminals, and VP98 series MCUs, but cannot manage friendly devices. ()
A. True
B. False
View answer
Correct Answer: B
Question #5
The following description of a one-way live meeting is correct ().
A. For one-way live meetings, the system requires only 1 MCU
B. In the one-way live conference, most of the venues are accessed by two-way audit venues, and very few venues are accessed by one-way examination venues
C. In a one-way live conference, you can switch from one-way auditor to two-way auditorium
D. One-way live conferences are generally used in government, finance, large enterprises, education and other industries, and the main application scenarios include large-scale administrative meetings and training
View answer
Correct Answer: ABCD
Question #6
The MCU is in () in the video product stack
A. User Access Layer
B. Media Processing Layer
C. Service support layer
D. Business Management
View answer
Correct Answer: B
Question #7
The MCU8650C has a height of ()U
A.
B.
C.
D.
View answer
Correct Answer: C
Question #8
Responsible for planning the following access E C} number is?
A. HDPA
B. POEA
C. GWBA
D. VOBA
View answer
Correct Answer: C
Question #9
Response message "1xx" indicates?
A. The server must take further action to complete the request
B. The request cannot be implemented on any SIP server
C. The request message contains a syntax error or the STP server cannot complete processing of the request message
D. The server has received the request message and is processing it
View answer
Correct Answer: D
Question #10
With regard to the President of the Conference and ordinary participants, the following description is correct ().
A. The president of the meeting supports modifying the screen layout, which is not supported by ordinary participants
B. The president of the meeting supports turning on voice-activated switching, which is not supported by regular attendees
C. The president of the meeting supports setting and sending subtitles, which is not supported by ordinary participants
D. The district meeting chairman supports setting up multiple screens, which is not supported by ordinary participants
View answer
Correct Answer: ABCD
Question #11
A transaction must contain a () part.
A. Zero or more ad-hoc responses
B. ACK
C. A final response is
D. One request message
View answer
Correct Answer: ACD
Question #12
What is the range that the human ear can recognize the sound frequency?
A. 0~10K
B. 0~20K
C. 0-30K
D. 0~40K
View answer
Correct Answer: B
Question #13
By loading licenses, you can expand the capacity of the MCU and extend the functionality with business features. ()
A. True
B. False
View answer
Correct Answer: A
Question #14
The following are characteristics of high-volume meetings ().
A. The back-to-back meeting format is mostly policy presentation, report
B. Generally requires multiple MCUs for cascading
C. High reliability requirements D Interactivity requires a low
View answer
Correct Answer: ABC
Question #15
ideo input 2 can be used as a TE60 secondary input interface, but video input 3 cannot().
A. True
B. Error
View answer
Correct Answer: A
Question #16
In double flow conference, it can simultaneously transmit images of this end's two video sources or can see the images of the remote two video sources.
A. ALSE
B. RUE
View answer
Correct Answer: B
Question #17
Currently, what are the main types of MCU? (Choose 3 answers)
A. MCU8650
B. MCU8650C
C. MCU8660
D. portable MCU
View answer
Correct Answer: ABC
Question #18
Each system must have operating billing system.
A. True
B. False
View answer
Correct Answer: B
Question #19
Multifunction Telepresence main scenario( )
A. Ordinary Meeting conference
B. Senior Management Office
C. Professional conference rooms
View answer
Correct Answer: A
Question #20
The FE port on the front panel of the MCU is ().
A. ain control network port
B. aintenance network port
C. ervice network port
D. ackup network port
View answer
Correct Answer: B
Question #21
When using encrypted signaling, intercepting the conference's video packets in the network, if no key then the conference's video data cannot be played.
A. ALSE
B. RUE
View answer
Correct Answer: A
Question #22
SIP messages are encoded as text.
A. True
B. False
View answer
Correct Answer: A
Question #23
In double flow meeting , you can send this segment two way video source images simultaneously or at the same time see the image of the distal segment two way video sources.
A. rue
B. alse
View answer
Correct Answer: A
Question #24
What is the following description of a cascade meeting incorrect?
A. When the MCU performs single-channel cascading, the upper and lower cascaded venues need to occupy the port resources of the MCU, and the single-channel cascaded venue needs to occupy 1 fully adapted port
B. In cascaded meetings, the operation of meeting control of the lower venue is not supported
C. MCUs support automatic cascading and manual cascading
D. VP98/C1oudMCU/VP96 series MCUs
View answer
Correct Answer: B
Question #25
Which of the following ways can you schedule a recorded meeting ().
A. AVideo telephony direct dispatch
B. BSMC direct dispatch
C. CZhizhen venue scheduling
D. DMCU scheduling
View answer
Correct Answer: BCD
Question #26
Regarding the service area resources configured by SMC3.0, the following description error is ().
A. hen SMC3
B. hen there is only one service area, scheduling meetings use the Default service area directly by default, and you must require configuration matching rules to identify the service area
C. hen SMC3
D. hen SMC3
View answer
Correct Answer: C
Question #27
McUs are registered with H.323 and need to make a request to Gk when calling a terminal using a number. ()
A. True
B. False
View answer
Correct Answer: A
Question #28
HD terminal HD is not the time to join the default output OUT1? ( )
A. he mainstream of home terminal
B. he presentation of home terminal
C. he remote mainstream
D. he remote presentation
View answer
Correct Answer: A
Question #29
Which of the following types of equipment are high terminal accessories( ) (Choose 3 answers)
A. array microphone
B. HD camera
C. Remote control
D. Switch
View answer
Correct Answer: ABC
Question #30
The H.323 Protocols are divided into two categories: terminal control and media control. ()
A. True
B. False
View answer
Correct Answer: B
Question #31
When the two MCU do cascade, how many the bandwidth of the venue it will take at least?
A. 1
B. 2
C. 3
D. 4
View answer
Correct Answer: A
Question #32
E1 comparative advantages of IP(Select 3 answers)
A. andwidth stable
B. OS guaranteed
C. ata confidentiality, better security
D. ow cost, line can be shared
View answer
Correct Answer: ABC
Question #33
Huawei Intelligence and Cisco TelePresence can be interoperated.
A. rue
B. alse
View answer
Correct Answer: A
Question #34
One-click trace diagnostic files include module log files, error reports, trace information , CHR data files, etc.
A. True
B. False
View answer
Correct Answer: A
Question #35
By default, the SMC3.0 system supports three roles, namely ().
A. Meeting Administrator
B. Meeting Organizer
C. System Administrator
D. Regular User
View answer
Correct Answer: ACD
Question #36
TE30 does not support miniMCU function.
A. ALSE
B. RUE
View answer
Correct Answer: A
Question #37
Can not be extended after the appointment conference.
A. True
B. False
View answer
Correct Answer: B
Question #38
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. ()
A. ATrue
B. BFalse
View answer
Correct Answer: B
Question #39
Which of the following HD camera mode to configure whether to allow the camera to forward infrared signals to the terminal?( )
A. IR
B. VIDEO
C. FLIP
D. MCU
View answer
Correct Answer: A
Question #40
What is the resolution of 1080P?
A. 1080*720 progressive scanning
B. 1080*720 interlaced scanning
C. 1920*1080 progressive scanning
D. 1920*1080 interlaced scanning
View answer
Correct Answer: C
Question #41
VPT300 smart tracking camera contains () function.
A. Adaptive Panorama
B. Voice image dual positioning
C. Automatically identify and track speakers
D. 360 Degree Intelligent Rotation
View answer
Correct Answer: B
Question #42
Regarding the AutoFrame feature, the following description error is ().
A. The AutoFrama feature enables automatic camera adjustments when the number of people in a meeting increases to make the camera the best field of view, and cannot automatically adjust the camera if someone leaves during the meeting
B. When autoFrame is turned on, the camera is automatically adjusted as the number of people in a meeting increases, so that all attendees are covered in a panoramic view, eliminating the need for manual adjustments
C. When AutoFrame is turned on, if someone leaves in the meeting, you can dynamically adjust the camera so that the remaining attendees are in the middle of the frame
D. In AutoFrame mode, the camera PTZ is automatically adjusted to the optimal position with built- in binocular camera panorama detection
View answer
Correct Answer: A
Question #43
Operational support layer may include? (Select 2 answers)
A. perators billing system
B. CU
C. K
D. ulti Resource Management Center
View answer
Correct Answer: AD
Question #44
What is the resolution of 1080P?
A. 1960*1080
B. 1024*720
C. 1920*1080
D. 704*576
View answer
Correct Answer: C
Question #45
7Z0P image effect equal to ( )
A. 4CIF
B. 8CIF
C. 9CIF
D. 12CIF
View answer
Correct Answer: C
Question #46
IdeaHub has an HDMI output interface for extending dual screens and presenting venue images. The maximum resolution of the output of this interface is ().
A. 4K60
B. 1080p30
C. 1080p60
D. 4K30
View answer
Correct Answer: C
Question #47
IP addresses call directly which don't need GK.
A. True
B. False
View answer
Correct Answer: A
Question #48
Broadcast television is one-way communication, can not communicate with each other, and two-way video conferencing can spread, "face to face" communication.
A. True
B. False
View answer
Correct Answer: A
Question #49
In the header field, () is used to identify the initiator of the request.
A. CSeq
B. To
C. Via
D. From
View answer
Correct Answer: D
Question #50
The number of participants in large - capacity meetings is large, so the demand for interactive communication is the highest.
A. TRUE
B. FALSE
View answer
Correct Answer: B

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