EMT Practice Test

1. Question Content...

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Question1: A city wants to establish a video site along the coast. This area is remote, and the network conditions are poor and there is no wired network coverage. Which network access method is appropriate?

Question2: What are the common installation methods of bolt and tube machine? (Multiple choice)

Question3: IVS3800 improves the reliability of data through the backup function. Which of the following statement about backups is wrong?

Question4: What are the improvements of H.265 protocol compared to H.264 protocol? (Multiple Choice)

Question5: The commissioning of the video site includes: 1. Energy module commissioning; 2. Function module commissioning, 3. Camera commissioning. Which is the correct debugging sequence?

Question6: Which of the following types of cameras do not usually have the function of license plate recognition?

Question7: The points of target recognition include both indoor scenes and outdoor scenes.

Question8: If the two intelligent vision platforms are in a superior-subordinate relationship, the subordinate platform actively initiates registration to the superior platform, and then pushes the directory and device information under its jurisdiction after the superior authentication.

Question9: The central cloud platform uses the HaaweiC1oud stack solution. Which module provides persistent block storage?

Question10: Huawei's integrated video site is suitable for power supply of various low-power devices, matching the needs of the entire site, and is widely used in smart city highways, highways, parks, scenic spots and other scenarios

Question11: Regarding the network requirements for light-edge single-domain networking, which of the following description is wrong?
(Multiple choice)

Question12: Huawei's integrated video site adopts a unified intelligent network management system, which greatly reduces site failure rate and operation and maintenance investment, and improves the online rate of the entire video site.

Question13: Regarding the method of adjusting the aperture size of the motorized lens camera, which of the following descriptions is correct?

Question14: POE+ adopts IEE802.3bt standard, and its output power consumption does not exceed ().

Question15: When setting up a picture backup plan, check " All " in the " Backup Type " to indicate:

Question16: Container technology is used in the light edge video solution. Which of the following descriptions of container technology is correct? (Multiple choice)

Question17: In the process of cross-line detection, which feature value of the moving object does not need to be obtained?

Question18: If the engineer forgets to enable the " Bayonet Data Storage " and " Metadata Subscription " functions on the HoloSens iClient when configuring the front-end intelligent functions of a certain vehicle recognition camera.
So what are the consequences?

Question19: If the encoding protocol of the camera configuration is H.265, and the bit stream format set on the intelligent vision platform is H.264, the live image of the camera will be unclear when viewed on the iClient.

Question20: Which of the following does not belong to the basic business of intelligent vision platform interconnection?

Question21: Which of the following descriptions about the environmental survey of the video site is correct?

Question22: If the engineer has completed the CSP installation on the iBMC interface and the installation is displayed successfully when checking the installation log, but when logging in to the CSP OM Porta1 with a PC, it prompts that the web page cannot be accessed, which of the following needs to be checked on the PC at this time Connectivity of the network plane?

Question23: When multiple lens devices are installed in a certain area (exceeding the maximum number of windows supported by the client), and these video sites need to view the live video, which of the following functions can be used to achieve?

Question24: Regarding UPS equipment, which of the following description is wrong? (Multiple choice)

Question25: Which of the following statements about IVS1800 is wrong?

Question26: Which of the following description of the installation of the target capture camera is wrong?

Question27: Regarding the Huawei HoloSens IVS1800 interface, which of the following descriptions is correct? (Multiple choice)

Question28: The user cannot log in to HoloSens iClient or the reason for the lack of smart permissions may be prompted after logging in?

Question29: The target recognition camera is usually set up at a height of 3.5-5 meters to achieve the maximum coverage.

Question30: Which statement about electronic shutter is correct?

Question31: A certain urban area needs to deploy a batch of video sites for road security, target recognition, vehicle management, etc. Regarding the selection of rods and network equipment for video sites, which of the following selections meet the requirements? (Multiple choice)

Question32: When configuring the monitoring platform to connect with the analysis platform, if you forget to perform the " synchronize camera " operation on the Holosens iClient, what will be the consequences?

Question33: In order to deal with different power supply scenarios, the power supply methods provided by the video site include () (Multiple choice)

Question34: Before proceeding with the design of the intelligent vision platform LLD, what materials do engineers need to prepare in advance? (Multiple choice)

Question35: Regarding the access platform docking analysis platform, which of the following statements is incorrect?

Question36: The core of the license plate recognition technology is the segmentation of license plate characters. Which of the following technologies cannot be used to segment the license plate characters?

Question37: The transmission access methods provided by the integrated site include ().

Question38: If the camera appears inconsistent or stuck, the user can try to adjust which of the following parameters?

Question39: Software-defined camera SDC "defines security cameras in the intelligent era with professional Al cores, open operating systems, and rich ecosystems."

Question40: Which of the following descriptions about the selection of vehicle recognition cameras in the entrance and exit scenarios of the park is correct?

Question41: The central cloud platform uses the Huawei Cloud stack solution. Which of the following descriptions of the virtualization components in the Huawei Cloud stack is incorrect?

Question42: When the smart analysis task is executed on the " Smart Application > Task Management " interface on the HoloSens iClient, a failure is prompted.
Which of the following may not be included?

Question43: The camera installation process generally includes the following steps: 1. Confirm the installation environment; 2. Install the built-in accessories of the camera; 3. Install the supporting bracket of the camera; 4. Install the camera; 5. Verify the result.
The correct installation step is ().

Question44: To determine whether a site's network transmission supports microwave mode, which of the following site survey elements should be paid attention to?

Question45: When creating an inter-domain intelligent analysis task on the intelligent vision platform, which of the following descriptions is wrong?

Question46: Network equipment commonly used in data centers includes (). (Multiple choice)

Question47: The PowerCube500 alarm indicator flashes yellow slowly, indicating:

Question48: What is included in camera commissioning? (Multiple Choice)

Question49: When docking the monitoring platform with the analysis platform, regardless of whether there is a camera connected to the IVS 3800 at this time, the camera synchronization operation needs to be performed.

Question50: When multiple lens devices are installed in a certain area (exceeding the maximum number of windows supported by the client), and these monitoring points need to be monitored in real time, which of the following functions can be implemented?

Question51: The () function of the ball camera can ensure that the camera automatically returns to the preset position after manual operation.

Question52: Regarding Huawei HoloSens IVS3800R, which of the following descriptions are correct? (Multiple choice)

Question53: Before designing the intelligent vision platform LL.D, what materials do engineers need to prepare in advance? (Multiple choice)

Question54: Which of the following are high-definition resolutions? (Multiple choice)

Question55: What are the functions of PowerCube 500? (Multiple choice)

Question56: In sunny weather, the pictures captured by the camera appear white, which of the following methods cannot solve the problem?

Question57: Which of the following descriptions about the utility scheme is wrong?

Question58: Regarding Huawei HoloSens IVS3800c, which of the following descriptions is correct? (Multiple Choice)

Question59: The goal of video networking construction is to cover the entire domain, be available all the time, share the entire network, and be controllable throughout the entire process.

Question60: Euler OS is currently applied to Huawei's self-developed systems, such as light edge and central cloud platforms, but it has not yet been opened to other vendors.

Question61: Which of the following are regarding the smart vision platform equipment? (Multiple Choice)

Question62: What is the north-south traffic in the video cloud data center? (Multiple choice)

Question63: If you find that the camera you want to subscribe to is performing an intelligent analysis task on the intelligent vision platform, continue to click "Subscribe", and the intelligent analysis task of the camera will be interrupted.

Question64: Which of the following is not a typical scenario of "prevention and control grid"?

Question65: Regarding the description of IVS3800s, which of the following statements is wrong?

Question66: Upon completion of tasks across platforms / resources / after data collaboration configuration, which can be made of the following? (Multiple choice)

Question67: The installation requirements of the target recognition camera include (). (Multiple Choice)

Question68: Log in to the camera's web interface. Which of the following is the reason for the "live request failed" message when requesting live streaming?

Question69: Which of the following statement about IVS1800 is wrong ?

Question70: Which of the following functions can be achieved by the intelligent face analysis of the intelligent vision platform? (Multiple choice)

Question71: Regarding the classification of the target list library, which of the following statements is incorrect?

Question72: When configuring a cloned camera on the intelligent vision platform, it supports not only the cloning of the local camera, but also the subduing of the external camera.

Question73: In a certain project, the customer purchased two IVS3800F, so when the delivery engineer is planning the network, how many optical ports and electrical ports need to be reserved for the server to meet the hardware connection requirements?

Question74: IVS3800 uses SafeVideo+ technology to ensure safe and reliable video recording.
Which statement about SafeVideo+ is correct? (Multiple choice)

Question75: What is the north-south traffic in the video cloud data center in China? (Multiple Choice)

Question76: Which of the following descriptions about the H.265 encoding protocol is wrong?

Question77: A country park hopes to use video to prevent forest fires and illegal logging. It understands that the area is sunny but not covered by the power grid. Which power supply method is appropriate?

Question78: What is wrong about the upper and lower domains?

Question79: In the IVS3800 system, it is necessary to configure "IPC HTP synchronization ". The reason does not include which of the following options?

Question80: The number of video analysis channels will affect the number of single-check servers.

Question81: In the process of deploying IVS3800, if there are business nodes, the business nodes need to be managed on the CSP platform. What is the purpose of this? (Multiple choice)

Question82: Which of the following types of prevention and control scenarios fall in areas such as urban bridge floors and crossroads?

Question83: Commonly used camera access protocols include ONVIF, SDK, GB/T28181, etc.

Question84: The goal of analyzing video data is to " let the machine understand the video image "

Question85: In daily maintenance work, which of the following operations can be used to check the quality of the video picture?

Question86: If the RAID failure and writable function is enabled when configuring the RAID group of the IVS3800, what effect will happen when multiple hard drives fail? (Multiple choice)

Question87: The central cloud platform uses cloud computing solutions. Which of the following descriptions of cloud computing is correct?

Question88: Which of the following are the characteristics of Huawei HoloSens SDC camera? (Multiple choice)

Question89: When installing the light edge IVS3800, some verification tools are required to verify the integrity of the installation package and algorithm package to prevent malicious tampering of the package during delivery or storage.

Question90: Huawei HoloSens IVS1800 multi-machine networking deployment, including multiple IVS1800 device, configure the PC to install iClient client, an iClient client maximum support management of 16 sets of VS1800 supports up access to 256 cameras.

Question91: Through statistical analysis of the time and frequency of the target person's appearance in a specific area, the person's residence, activity trajectory, companions and other information can be analyzed.

Question92: If the rod is deformed, it needs to be () in time; if the rod is tilted, it needs to be () in time.

Question93: Which of the following descriptions of the video site planning and design process steps are correct?

Question94: When installing the Light Edge IVS3800, some verification tools are required to verify the integrity of the installation package and algorithm package to prevent the package from being maliciously tampered with during delivery or storage.

Question95: The standard installation procedures and procedures of the video site include four stages, site survey, material prefabrication, foundation construction and installation and deployment.

Question96: Which of the following situations will cause the alarm indicator of the lithium battery module to show red and stay on?

Question97: Which of the following descriptions about the utility scheme is wrong?

Question98: Which of the following statements about video recording is correct? (Multiple Choice)

Question99: The Shengteng chip supports both training and reasoning functions. The camera equipped with this chip has the ability to actively evolve the algorithm.

Question100: The transmission access methods provided by the integrated site include () (Multiple Choice)

Question101: What can effectively compensate for the dark defect of the main body of the picture when the camera is shooting in a backlight environment.

Question102: Which of the following descriptions about the layered decoupling mechanism of SDC OS are correct? (Multiple choice)

Question103: When routine inspection cameras surrounding environment, on which of the following areas need to focus? (Multiple choice)

Question104: When the application of IVS3800 is redeployed, the ESN of the server will change, but the license does not need to be re-applied.

Question105: IVS3800 realizes the entire network fortification and retrieval of key targets through the task coordination function, and improves the efficiency of inter-city collaboration. Which of the following statements about task coordination is correct? (Multiple choice)

Question106: There are many ways to configure the camera's IP address, including (). (Multiple choice)

Question107: The Shengteng chip supports both training and reasoning functions. The camera equipped with this chip has the ability to actively evolve the body.

Question108: Which of the following descriptions about indoor security selection is correct?

Question109: The external supporting equipment of the electronic police camera includes (). (Multiple choice)

Question110: If the user created on iClient has exceeded the " valid time period ", which of the following operations need to be performed to ensure that the user can log in to the iClient client again?

Question111: Through the "Business Statistics" interface on HoloSens iClient, you can export "Device Online Rate Report" and "Device Offline Rate Report" to analyze the platform's access to cameras.

Question112: The chip of the intelligent vision platform widely uses the ARM architecture. ARM is characterized by a multi-core architecture and a simplified instruction set, but it is not as good as the x86 architecture in terms of achieving computational efficiency optimization.

Question113: Regardless of whether the product selected for the intelligent vision platform is IVS3800 or IVS1800, before performing platform intelligent behavior analysis. All need engineers to install and configure the corresponding algorithm plug-in.

Question114: The WIFI indicator of the Power Cube 500 function module shows a steady red light, indicating that the WIFI function () at this time.

Question115: Light edge is suitable for processing complex, multi-dimensional, and cross-domain businesses, such as provincial monitoring and cross-regional city collaboration.

Question116: IVS1800 supports two configuration modes: local man-machine and iClient.

Question117: Regarding the description of the MPUT and MPUR nodes of the intelligent vision platform, which of the following statements is correct?

Question118: In the process of face recognition, we need to align the face, and affine transformation is an important step in face alignment, the purpose is to accurately locate the key parts of the face and follow it accurately.

Question119: Which of the following methods can be used to check the camera screen abnormalities (such as splash screen, jitter, etc.)?

Question120: Which of the following descriptions of the SDC OS lightweight microservice governance framework is correct?

Question121: The information needed to establish a vehicle information file comes from vehicle video data.

Question122: The function of the camera gimbal is to adjust the tilt angle and re-straight angle of the camera.

Question123: The video image analysis business volume will affect the number of accelerator cards, and thus the number of single-count servers.

Question124: Which of the following scenarios are suitable for installing target recognition cameras? (Multiple choice)

Question125: Regardless of whether the product selected by the intelligent vision platform is IVS 3800 or IVS1800, engineers need to install and configure the corresponding algorithm plug-in before performing platform intelligent behavior analysis.

Question126: After the camera performs the restoration of the default configuration, all the parameters except () are restored to the factory configuration, which should be used with caution. (Multiple choice)

Question127: Which of the following does not belong to the light edge configuration scenario?

Question128: Which of the following descriptions about the online video information collection equipment / system of the visual library system is correct? (Multiple choice)

Question129: Which of the following are the development trends of data centers? (Multiple choice)

Question130: About IVS 3800 description and analysis platform monitoring platform system, which of the following is incorrect?

Question131: Which of the following descriptions of Super color technology is correct?

Question132: The architecture of Huawei SDC Os is a set of embedded microservice management architecture developed based on the Linux kernel.

Question133: Algorithm collaboration does not support two intelligent vision platforms as upper and lower algorithm warehouses for each other. For example the configuration A docking platform superior B Algorithm Storage platform cannot then B internet subordinate algorithm as warehouses, docking A method warehouse platform.

Question134: When configuring the bayonet camera, the smart properties of the bayonet camera configured on the platform must be consistent with the actual smart properties of the camera.
The reason is:

Question135: Camera log types include (). (Multiple Choice)

Question136: Which of the following tools can engineers use to obtain project LLD?

Question137: The original video can be directly used in big data retrieval applications without parsing and processing.

Question138: Regarding the relationship between smart vision platform equipment and business requirements, which of the following description is correct?

Question139: Which of the following is not a prerequisite for the smart vision platform to perform face capture statistics?

Question140: If the backup destination server has a network problem during the execution of the backup task and the backup is interrupted, then the real-time video of the camera of the backup source server will not be backed up during the time period when the network problem occurs.

Question141: The light edge network platform uses Kubernetes as the container scheduling engine.

Question142: When the police bayonet camera is used with the radar, the distance for the radar speed measurement to capture is 15m-30m.

Question143: What type of recordings can be backed up by the smart vision platform?

Question144: The principle of license plate recognition technology includes character segmentation, license plate location, character recognition, image acquisition, etc.

Question145: Front-end intelligence refers to that the smart vision platform subscribes to the metadata of the front-end smart camera for analysis, retrieval and fortification. The front-end intelligence is used to reduce the analysis pressure of the platform itself.

Question146: The face recognition scene has requirements for pedestrian speed, but no requirements for pedestrian walking direction.

Question147: Huawei HiSilicon's old film 3519 supports both H265 and H264 encoding protocols.

Question148: Which of the following functions are implemented based on the target intelligent analysis technology?

Question149: Which of the following statements about camera access are correct? (Multiple choice)

Question150: Single selection If you need to uniformly manage the access platform and analysis platform in the HoloSens iClient, you need to configure the access platform correlation analysis platform in the CsP OM portal where the access platform is located

Question151: Which of the following video encoding has the highest quality level?

Question152: If each Huawei HoloSens IVS1800 is connected to 64 cameras, how many IVS1800 can one iClient support at most?

Question153: About Huawei Ho1oSens lVS380os .
Which of the following descriptions is correct? (Multiple Choice)

Question154: The intelligent vision platform log mainly includes two categories: service log and system log.

Question155: Which of the following are not the challenges faced by data storage in the video industry?

Question156: Which of the following camera access protocols does IVS1800 support? (Multiple choice)

Question157: An old park needs to install a batch of new cameras. There are already a large number of old monitoring poles in the park. In order to save construction costs, which of the following pole methods can be considered?

Question158: In the light-edge three-level networking scenario, if the first-level domain adopts Huawei HoloSens IVS3800, which form can the second-level domain adopt?

Question159: Which of the following descriptions about the deployment requirements of license plate recognition cameras is incorrect?

Question160: In the process of installing IVS applications, which of the following materials are needed? (Multiple choice)

Question161: Which of the following is not a survey element of the surrounding environment of the video site?

Question162: What are the intelligent analysis functions supported by MCS algorithms? (Multiple choice)

Question163: Which of the following descriptions about the low-level design (LLD) of the site is wrong?

Question164: Which of the following are the reasons for the local PC cannot find the snapshot and video files? (Multiple Choice)

Question165: The equipment selection of the video site refers to the selection of (). (Multiple choice)

Question166: Before configuring camera access on the smart vision platform, you need to check whether the platform has a front-end access plug-in that supports the corresponding camera model. The reason is to ensure that the platform can smoothly access the camera of this model.

Question167: In the scenario of external domain connection, the purpose of configuring external domain sharing equipment is to share the equipment of this domain to the other domain, for example, share the local cameras to the other domain, so that the other domain can view the live video and recording of these cameras.

Question168: Which of the following descriptions about the relationship between virtualization and cloud computing is wrong?

Question169: In order to save site operation time and ensure site delivery quality, some site equipment is pre-integrated before going to the site. And preliminary test of electrical performance to ensure the reliability of the electrical performance of the equipment on the station.

Question170: "V" on the universal meter is a jack used to measure voltage, resistance, diodes, and triodes, and is dedicated for red pens.

Question171: Regarding Huawei HoloSens IVS3800F, which of the following descriptions is correct? (Multiple choice)

Question172: In light edge networking, the management TOR and business TOR need to be stacked.

Question173: Regarding the description of IVS380OS and IVS3800SH, which of the following statements is wrong?

Question174: Which of the following descriptions about the characteristics of the view library system are correct?

Question175: In the planning and design of IVS3800, the specific server model and quantity are determined according to business needs. Which of the following options are the main factors affecting the number of servers? (Multiple choice)