EMT Practice Test

1. Question Content...

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Question1: The central cloud platform uses the HaaweiC1oud stack solution. Which module provides persistent block storage?

Question2: 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?

Question3: The internal management plane and business plane of the IVS 3800 system are isolated, and the networking reliability is high. However, which of the following functions is required for the switch?

Question4: Which of the following descriptions of the relationship between virtualization and cloud computing is wrong?

Question5: Which of the following are not the challenges faced by data storage in the video industry?

Question6: A coastal road is 200m away from the coast. Now I need to install a batch of video sites, which of the following pole types should I choose?

Question7: Which of the following functions can be applied to the boundary walls of residences, campuses, airports, etc., to prevent intrusion by outsiders and prevent dangerous accidents?

Question8: The volume of video image retrieval business will affect the feature value and structured data volume, thereby affecting the number of single-check servers.

Question9: When the police bayonet camera is used with the radar, the distance for the radar speed measurement to capture is 15m-30m.

Question10: Huawei HoloSens IVS1800 stand-alone deployment network, what is the largest camera access scale?

Question11: In the following face capture image problem, which cannot be optimized by adjusting the parameters, which installation position must be changed?

Question12: Regarding the description of IVS3800s, which of the following statements is wrong?

Question13: In the process of target recognition, we need to align the target, and affine transformation is an important step of target alignment, the purpose is to accurately locate the key parts of the target and follow it accurately.

Question14: The installation requirements of the target recognition camera include (). (Multiple Choice)

Question15: GB/T28181 describes the technical requirements for information transmission, exchange, and control in the security and defense video security networking system.

Question16: You can view () alarms and () alarms through the CSPOM portal interface, and handle the alarm information according to the corresponding alarm suggestions.

Question17: What are the equipment upgrade operations? (Multiple choice)

Question18: Before designing the intelligent vision platform LL.D, what materials do engineers need to prepare in advance? (Multiple choice)

Question19: Which of the following functions can be achieved by intelligent analysis of the target intelligent vision platform? (Multiple Choice)

Question20: 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)

Question21: Which of the following functions can be achieved by two platforms interconnected by the GB/T28181 protocol?

Question22: By turning on the () function, you can monitor the abnormal jitter, noise and other phenomena of the video screen in a specific area, and at the same time, you can report an alarm to the platform.

Question23: 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)

Question24: Which of the following factors will affect the number of single-count servers? (Multiple Choice)

Question25: Which of the following descriptions about the view gallery application platform is correct?

Question26: A pan/tilt vibration camera is installed in a certain place, and the key position monitoring can be realized by setting ().

Question27: 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.

Question28: In the light edge three-level networking scenario, if the first-level domain adopts Huawei HoloSens IVS3800, what forms can the second-level domain adopt?

Question29: Which of the following logical network planes is used to provide access to business application interfaces and interaction with external business data?

Question30: Regarding the front-end camera access protocol, which of the following statements is wrong?

Question31: Target recognition is divided into 3 steps; target image acquisition and detection, target image preprocessing (correction alignment) and target image matching and recognition

Question32: About Huawei Ho1oSens lVS380os .
Which of the following descriptions is correct? (Multiple Choice)

Question33: Which of the following descriptions about chip functions are correct? (Multiple choice)

Question34: Which of the following descriptions about the video site network selection is wrong?

Question35: 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.

Question36: What links are included in the complete installation process of a multi-choice video site? (Multiple choice)

Question37: About IVS 3800 description and analysis platform monitoring platform system, which of the following is incorrect?

Question38: Regarding the access method of Huawei cameras, which of the following statements is wrong?

Question39: The micro edge is suitable for small surveillance scenarios such as supermarkets, schools, bank business halls, and parks.

Question40: What steps are involved in the installation of PowerCube 500 functional modules? (Multiple choice)

Question41: In daily maintenance work, which of the following operations can be used to check the quality of the video picture?

Question42: After the micro-mount camera is installed, the still objects in the picture are clear and the moving objects are blurred. Which of the following measures can solve the problem?

Question43: Common open forms of data centers include prismatic data centers and modular data centers.

Question44: Which of the following product forms of IVS3800 need to build RAID5 and RAID1 when configuring data disk RAID?

Question45: Which of the following statements about the clone camera (also known as the shadow camera) on the intelligent vision platform is correct? (Multiple choice)

Question46: Which of the following descriptions about the micro-edge IVS1800 is correct?

Question47: Which of the following descriptions about the low-level design (LLD) of the site is wrong?

Question48: IVS3800 uses SafeVideo+ technology to ensure safe and reliable video recording.
Which statement about SafeVideo+ is correct? (Multiple choice)

Question49: Which of the following camera access protocols does IVS1800 support? (Multiple choice)

Question50: When the license plate captured in the license plate recognition is blurred, what is not the reason in the following description?

Question51: The os log of the intelligent vision platform means that when the service fails, the user can locate the problem by collecting the service operation log.

Question52: Regarding the method of adjusting the aperture size of the motorized lens camera, which of the following descriptions is correct?

Question53: To determine whether construction vehicles are allowed at a site, which of the following site survey elements need to be paid attention to?

Question54: The external supporting equipment of the electronic police camera includes (). (Multiple choice)

Question55: Which of the following is not a survey element of the surrounding environment of the video site?

Question56: In the license plate recognition, the binarized license plate image is horizontally projected to the Y axis, and the longest continuous projection segment is obtained as the character area, and the continuous black lines in the horizontal direction are filtered out.
What is this method called?

Question57: Which of the following is not a prerequisite for the smart vision platform to perform face capture statistics?

Question58: When selecting the main stream for the live stream type of the device, which of the following descriptions is correct?

Question59: Which of the following descriptions about indoor monitoring selection is correct?

Question60: For areas where wired networks are inconvenient to deploy such as mountainous areas, which of the following methods can be used for network access to video sites?

Question61: Which of the following descriptions about the characteristics of the view library system are correct?

Question62: Which of the following descriptions about indoor security selection is correct?

Question63: 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:

Question64: Which of the following are image retrieval services? (Multiple choice)

Question65: When outdoor security equipment is connected via optical fiber, there is no need to add lightning protectors.

Question66: The device can be restarted remotely on the camera web surface.

Question67: When the bayonet camera is used in conjunction with the radar, the distance for the radar speed measurement to capture is 15m-30m.

Question68: Which one of the following configurations can solve the problem of blurring or jamming of the live screen? (Multiple choice)

Question69: Which of the following operations can adjust the color cast of the screen? (Multiple choice)

Question70: The face recognition scene has requirements for pedestrian speed, but no requirements for pedestrian walking direction.

Question71: If you need to install a third-party vendor's smart algorithm plug-in on the smart vision platform, you need to import the corresponding license in the " Third Party License Management " interface of the platform.

Question72: "COM" on the universal meter is a common port for all functions and is dedicated for red pens.

Question73: When choosing the installation method of the camera, you can consider from the two dimensions of the installation environment and the camera type.

Question74: By supporting the use of PowerCube 500 and the intelligent network management system, fault alarms and real-time monitoring data can be reported to the upper-level network management.

Question75: When checking the license operating status of the intelligent vision platform, what needs to be focused on is whether the license status is activated and the license utilization rate.

Question76: Which of the following functions can be achieved by the intelligent face analysis of the intelligent vision platform? (Multiple choice)

Question77: Which of the following types of prevention and control scenarios fall in areas such as urban bridge floors and crossroads?

Question78: In the process of installing IVS applications, which of the following materials are needed? (Multiple choice)

Question79: Which of the following symptoms may be caused by network abnormalities?

Question80: A park intends to add a dome camera to the existing integrated video site, which uses PoE to supply power. Which interface of PowerCube 500 should be accessed?

Question81: After the upper-level domain is connected, what operations can the upper-level domain do to the lower-level domain? (Multiple choice)

Question82: Which of the following applications does not belong to the face recognition category?

Question83: Which of the following are the reasons for the dark or bright live images? (Multiple choice)

Question84: Which of the following are typical scenarios of "prevention and control points"? (Multiple choice)

Question85: The chip of the Huawei HoloSens IVS3800 server adopts the ARM architecture and is based on the container cloud platform. It uses the highly optimized high-performance distributed computing and storage framework to provide users with a high-density, dynamic and flexible shared resource pool, and supports multi-level video management across platforms. Networking and intelligent cross-domain collaboration capabilities, unified management and operation and maintenance, the entire network is a cloud.

Question86: It is necessary to add some video sites to the urban roads, and the wired transmission pipelines have already covered this area. Considering the project cost and construction difficulty, which network access method is appropriate? (Multiple choice)

Question87: In the light edge second-level networking scenario, if the second-level domain adopts Huawei HoloSens IVS3800, what forms can the first-level domain adopt? (Multiple choice)

Question88: Which of the following descriptions about the H.265 encoding protocol is wrong?

Question89: In sunny weather, the pictures captured by the camera appear white, which of the following methods cannot solve the problem?

Question90: Which of the following tools can engineers use to obtain project LLD?

Question91: What are the categories of storage virtualization? (Multiple choice)

Question92: The "Floating IP" set when installing the IVS 3800 to manage the master node is the IP address used when logging in to the CSP OM Portal.

Question93: Regarding UPS equipment, which of the following description is wrong? (Multiple choice)

Question94: When routine inspection cameras surrounding environment, on which of the following areas need to focus? (Multiple choice)

Question95: Under normal circumstances, the video site adopts the wired network access method for better stability, and the wireless transmission method is usually used as a supplement to the wired method.

Question96: Manually rotate the aperture knob on the lens to adjust the aperture size.

Question97: The original video can be directly used in big data retrieval applications without parsing and processing.

Question98: Which of the following types of cameras do not usually have the function of license plate recognition?

Question99: In the process of cross-line detection, which feature value of the moving object does not need to be obtained?

Question100: installing CSP before, you need to Blos settings configuration "UTc time ", the current time is known as the 2020 Nian 4 Yue 17 Ri 18: 30: 00, time zone is UTC + 8, so what should be the date and time of the server?

Question101: What is the north-south traffic in the video cloud data center? (Multiple choice)

Question102: The electric zoom camera cannot adjust the focal length and focus on the camera Teb preview page.

Question103: Regarding the face deployment control operation of the intelligent vision platform, which of the following statements is wrong?

Question104: In order to improve the brightness of the camera screen, what is the priority to adjust?

Question105: There are two types of lightning protection devices for video sites: power surge protectors and signal surge protectors.

Question106: At night, the brightness of the camera screen is too high. Which of the following methods can solve the problem?

Question107: Which of the following descriptions of the design concept of Huawei HoloSens SDC os is correct? (Multiple choice)

Question108: Huawei HiSilicon's old film 3519 supports both H265 and H264 encoding protocols.

Question109: If the camera appears inconsistent or stuck, the user can try to adjust which of the following parameters?

Question110: Which of the following descriptions about the H.265 encoding protocol is wrong?

Question111: What are the functions of PowerCube 500? (Multiple choice)

Question112: When checking the power supply of the camera, for the ball camera without power supply instructions, you can judge whether the power supply of the camera is normal by checking whether it can automatically rotate after power-on.

Question113: 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?

Question114: Regarding the light edge logic network architecture, which of the following description is wrong? (Multiple Choice)

Question115: The requirements for camera image composition include (). (Multiple choice)

Question116: Which of the following description of the installation of the target capture camera is wrong?

Question117: Huawei SDC os in the APP manager responsible for smart APP install, activate, monitor, upgrade, but 12-521 intelligent party APP management.

Question118: Which of the following descriptions about the relevant parameters of face recognition camera selection is correct?

Question119: The equipment selection of the video site refers to the selection of (). (Multiple choice)

Question120: Before proceeding with the design of the intelligent vision platform LLD, what materials do engineers need to prepare in advance? (Multiple choice)

Question121: Which of the following product forms of IVS3800 need to build RAID5 and RAID1 when configuring data disk RAID? (Multiple Choice)

Question122: Which of the following descriptions about the deployment requirements of license plate recognition cameras is incorrect?

Question123: Which of the following statements about intelligent analysis is wrong?

Question124: If the IVS3800 adopts the management node cluster deployment method, then during deployment, you need to deploy the management master node first, and then deploy the management slave node.

Question125: 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.

Question126: 200 channels of cameras are stored for 1 day according to 1080P4Mbps stream, and the storage space occupied by recording is about () TB.

Question127: Regarding the clone camera (also known as the shadow camera) on the intelligent vision platform, which of the following statement is correct? (Multiple Choice)

Question128: 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?

Question129: Huawei's integrated site provides power supply, energy storage, and photovoltaic modules for video sites, which can be adapted to various power supply scenarios such as pure mains, pure light, and optical hybrid.

Question130: Resource collaboration means that when the analysis resources of the upper-level domain IVS platform are tight, according to the business scenario, you can apply for the analysis resources of the lower-level domain or cross-level domain to perform intelligent analysis tasks based on video files.

Question131: For the routine inspection of CSP, which of the following parts are mainly included? (Multiple choice)

Question132: 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.

Question133: Which of the following scenarios are suitable for installing target recognition cameras? (Multiple choice)

Question134: Which of the following types does cloud-side collaboration include? (Multiple choice)

Question135: 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?

Question136: The functions of Power Cube 500 include (). (Multiple choice)

Question137: In the central cloud platform solution, the data disk on Ocean Stor9000 is used to store structured and semi-structured data.

Question138: Which of the following types of data cannot be used when the intelligent vision drier performs the intelligent analysis task of face detection?

Question139: Camera log types include (). (Multiple Choice)

Question140: Which of the following descriptions about the relationship between virtualization and cloud computing is wrong?

Question141: Which of the following functions is not available in IVS 1800?

Question142: Which of the following cannot be checked when the patrol function is running on the CSP?

Question143: Which of the following statements about IVS 3800 are correct? (Multiple choice)

Question144: The OS log of the intelligent vision platform means that when the service fails, the user can locate the problem by collecting the service log.

Question145: The commissioning of the video site includes: 1. Energy module commissioning; 2. Function module commissioning, 3. Camera commissioning. Which is the correct debugging sequence?

Question146: What are the intelligent analysis functions supported by MCS algorithms? (Multiple choice)

Question147: The power supply mode of the camera only supports the power supply mode of the power cord.

Question148: If you need to uniformly manage the access platform and analysis platform on the HoLoSens iClient client, you need to configure the access platform correlation analysis platform in the CSPOM portal where the access platform is located.

Question149: When the lower-level domain needs to update the local algorithm bin to the upper-level domain, the system will uninstall the installed algorithm plug-in first, and then install the new version of the plug-in.

Question150: Upon completion of tasks across platforms / resources / after data collaboration configuration, which can be made of the following? (Multiple choice)

Question151: Which of the following descriptions about the utility scheme is wrong?

Question152: Which of the following situations will cause the alarm indicator of the lithium battery module to show red and stay on?

Question153: The points of face recognition include both indoor scenes and outdoor scenes.

Question154: 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.

Question155: () refers to the detection of whether the flow of people in the designated area exceeds the set threshold, and when the threshold is exceeded, an alarm is generated.

Question156: To determine whether a site's network transmission supports microwave mode, which of the following site survey elements should be paid attention to?

Question157: Regarding UPS equipment, is the following description wrong? (Multiple Choice)

Question158: In order to ensure the night shooting effect, the camera must be equipped with an external white light fill light.

Question159: Which of the following is not a typical scenario of "prevention and control grid"?

Question160: The central cloud platform uses cloud computing solutions. Which of the following descriptions of cloud computing is correct?

Question161: Regarding the classification of the target list library, which of the following statements is incorrect?

Question162: 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?

Question163: "V" on the universal meter is a jack used to measure voltage, resistance, diodes, and triodes, and is dedicated for red pens.

Question164: When detecting a moving target with a relatively static video background, the optical flow method can be used to analyze the image.

Question165: The light edge network platform uses Kubernetes as the container scheduling engine.

Question166: After the camera performs the restoration of the default configuration, all parameters except () are restored to the factory configuration, which must be used with caution.

Question167: 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?

Question168: Which of the following systems is used to connect the data cascade interface of the visual library?

Question169: The information needed to establish a vehicle information file comes from vehicle video data.

Question170: What are the components of the video site? (Multiple choice)

Question171: Machine vision uses cameras and computers instead of human eyes to identify, track, and measure targets. Computers are used for further graphic processing to finally obtain the data and results we need.

Question172: The single-choice SDK protocol can be used for real-time preview, voice intercom, voice broadcast, cloud mirror control, arming and disarming, parameter configuration, equipment management, intelligent analysis, etc.

Question173: 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.

Question174: When performing facial image retrieval tasks on the intelligent vision platform, it can only be performed through the "Face Retrieval" interface. It is not possible to directly intercept and search for faces during the video preview.

Question175: The basic construction of the video site includes nine parts: positioning and laying out, excavation of foundation pit, construction materials entering the site, foundation pit bottoming, grounding parts production and grounding, formwork fixing, concrete construction, exit maintenance, and muck backfilling.

Question176: About IVS3800 description and analysis platform monitoring platform system, which of the following?