EMT Practice Test

1. Question Content...

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Question1: If the two intelligent vision platforms are in a superior-subordinate relationship, and the subordinate platform actively initiates registration to the superior platform, this relationship is called cascading.

Question2: Which of the following is not under the core specification of the ONVIF protocol?

Question3: Video site survey is not a necessary part of the overall process of video site planning and design.

Question4: Which statement about intrusion detection is correct?

Question5: 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)

Question6: 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?

Question7: Regarding the wiring method, which of the following descriptions is correct? (Multiple choice)

Question8: Execute () operation, all parameters of the equipment (except the focus position of hemisphere and tube machine in manual / semi-automatic mode) are restored to the factory configuration.

Question9: Which of the following functions is not available in IVS1800?

Question10: What is included in camera commissioning? (Multiple Choice)

Question11: Which of the following are the reasons for the unsuccessful power-on of the camera (POE power supply mode)? (Multiple choice)

Question12: The principle of license plate recognition technology includes character segmentation, license plate location, character recognition, image acquisition, etc.

Question13: Which of the following types of video storage does the IVS3800S support? (Multiple choice)

Question14: Ball cameras can be powered by PoE.

Question15: Huawei's " software-defined camera SDC" is all based on professional AL cores, open operating systems, and a rich ecosystem to define security cameras in the smart era.

Question16: Regarding the business nodes of the IVS3800, which of the following statements is incorrect?

Question17: Regarding the face deployment control operation of the intelligent vision platform, which of the following statements is wrong?

Question18: Which of the following statements about camera access are correct? (Multiple choice)

Question19: The characteristics of vehicles captured by the bayonet camera include (). (Multiple choice)

Question20: 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.

Question21: Which of the following conditions will cause the function module fault indicator to be red and always on?

Question22: Regarding Huawei's camera access function, which of the following statements is wrong?

Question23: When selecting the main stream for the live stream type of the device, which of the following descriptions is correct?

Question24: In the basic construction stage of the video site, civil construction is an important link, which mainly includes site infrastructure construction, hand well construction, power and transmission introduction trench excavation and landfill.

Question25: Which of the following scenarios are suitable for installing target recognition cameras? (Multiple choice)

Question26: Which of the following scenarios are suitable for installing target recognition cameras? (Multiple choice)

Question27: Which one of the following configurations can solve the problem of blurring or jamming of the live screen? (Multiple choice)

Question28: About Huawei HoloSens IVS1800. Which of the following descriptions is correct? (Multiple choice)

Question29: As for the routine inspection of CSP, which of the following parts are mainly included? (Multiple choice)

Question30: Which of the following are not part of the ONVIF protocol standard?

Question31: Which of the following statements about camera access are correct? (Multiple choice)

Question32: Through which of the following features, IVS3800 provides flexible computing resources and intelligent task scheduling and management capabilities?

Question33: Before proceeding with the design of the intelligent vision platform LLD, what materials do engineers need to prepare in advance? (Multiple choice)

Question34: If a suspected vehicle needs to be intercepted and checked on a certain road section, control measures can be implemented on the vehicle on the video service platform.

Question35: Cross-line statistics refers to setting up a cordon in a designated area, counting the number of people entering and exiting, and alerting based on the difference in the number of people.

Question36: When the "Service Center and Service Communication Failure" alarm appears on the CSP interface, you will not be able to watch the video playback of the camera on the HoloSens iClient.

Question37: The requirements for camera image composition include (). (Multiple choice)

Question38: Common open forms of data centers include prismatic data centers and modular data centers.

Question39: The implementation process of video summarization technology is mainly divided into the following stages: video segmentation, target detection, background extraction, background deletion, and summary completion.

Question40: The target recognition camera is usually set up at a height of 3.5-5 meters to achieve the maximum coverage.

Question41: What are the following types of video sites that need to be surveyed? (Multiple choice)

Question42: Which of the following types of cameras do not usually have the function of license plate recognition?

Question43: Single selection in the scenario where a single IVS1800 local man- machine is deployed, basic service configuration can be completed through the display, mouse, keyboard and other equipment

Question44: Which of the following is a view library standard?

Question45: The intelligent vision platform can conduct intelligent vehicle analysis by subscribing to the passing metadata of the smart camera.

Question46: 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?

Question47: What is the wrong description of the installation of the face capture camera?

Question48: To determine whether construction vehicles are allowed at a site, which of the following site survey elements need to be paid attention to?

Question49: 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)

Question50: Which of the following does not belong to the basic business of intelligent vision platform interconnection?

Question51: Video structuring can extract feature information such as the type, brand, and color of the vehicle target in the video.

Question52: During video backup between platforms, it supports configuring the server backup download rate, for example, the video is backed up at 1 time, 2 times, 4, and 8 times the bit rate of the camera. Which of the following types of support set 2-speed backup? (Multiple choice)

Question53: Which of the following logical network planes is used to provide access to business application interfaces and interaction with external business data?

Question54: Regarding the source of the intelligent vision platform data, which of the following statements is incorrect?

Question55: Which of the following descriptions about the utility scheme is wrong?

Question56: During the capturing process of the target capture camera, the moving object moves too fast and the target capture is blurred. The focus can be adjusted to enhance the clarity of the capture.

Question57: The volume of video image retrieval business will affect the feature value and structured data volume, thereby affecting the number of single-check servers.

Question58: When setting up a picture backup plan, check " All " in the " Backup Type " to indicate:

Question59: Through the () function, the overall status of the system can be checked, including resource operating status, basic database information, etc.

Question60: Huawei HoloSens IVS1800 stand-alone deployment network, what is the largest camera access scale?

Question61: "COM" on the universal meter is a common port for all functions and is dedicated for red pens.

Question62: 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?

Question63: Which of the following are the development trends of data centers? (Multiple choice)

Question64: Which of the following functions are implemented based on the target intelligent analysis technology?

Question65: 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.

Question66: 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.

Question67: Which of the following descriptions about the road situation security scene and the camera selection is wrong?

Question68: The ONVIF protocol describes the network video model, interface, data type, and data interaction. The goal is to solve the interoperability between IP network-based security products (cameras, VMS, etc.).

Question69: The WIFI indicator of the Power Cube 500 function module shows a steady red light, indicating that the WIFI function () at this time.

Question70: Which of the following software interfaces can perform camera inspection operations?

Question71: Which of the following descriptions about indoor security selection is correct?

Question72: When the police bayonet camera is used with the radar, the distance for the radar speed measurement to capture is 15m-30m.

Question73: The transmission access methods provided by the integrated site include ().

Question74: What links are included in the complete installation process of a multi-choice video site? (Multiple choice)

Question75: After configuring () on the IVS3800, the camera will automatically synchronize the time with the connected node?

Question76: 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.

Question77: 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.

Question78: Which of the following functions can be achieved by intelligent analysis of the target intelligent vision platform? (Multiple Choice)

Question79: After the intelligent vision platform enters the stable operation period, maintenance engineers are also required to perform routine maintenance on the system, the purpose of which is to detect and eliminate the hidden faults in the platform and equipment in time.

Question80: Container and cloud computing technologies have been applied to light edge platforms and central cloud platforms respectively. Which of the following descriptions of the two technologies are correct? (Multiple choice)

Question81: The intelligent vision platform log mainly includes two categories: service log and system log.

Question82: Face recognition is divided into 3 steps in total: face image acquisition and detection, face image preprocessing (correction alignment) and face image matching and recognition

Question83: What are the intelligent analysis functions supported by MCS algorithms? (Multiple choice)

Question84: If a pedestrian is facing a strong light source such as sunlight or fill light, it may cause the face to be overexposed and cause the face to turn white. Which of the following solutions can be used? (Multiple choice)

Question85: By configuring the camera video quality diagnosis plan, which of the following screen abnormalities can be automatically identified? (Multiple choice)

Question86: When detecting a moving target with a relatively static video background, the optical flow method can be used to analyze the image.

Question87: Regarding the access platform docking analysis platform, which of the following statements is incorrect?

Question88: Regarding the description of IVS380OS and IVS3800SH, which of the following statements is wrong?

Question89: 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.

Question90: Which of the following is suitable for the conditions that meet the requirements for the connection between the upper and lower domains of the intelligent vision platform?

Question91: How to verify that the camera's vehicle recognition function can be used normally?

Question92: What can effectively compensate for the dark defect of the main body of the picture when the camera is shooting in a backlight environment.

Question93: Which of the following are image management services? (Multiple choice)

Question94: 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?

Question95: Fault information is an important basis for fault handling. Collect as much original fault information as possible, such as log information, networking information, etc. This information can speed up the location accuracy of the fault cause location speed.

Question96: 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.

Question97: The light edge network platform uses Kubernetes as the container scheduling engine.

Question98: If the rod is deformed, it needs to be () in time; if the rod is tilted, it needs to be () in time.

Question99: What links are included in the complete installation process of the video site (Multiple choice)

Question100: Which of the following situations will cause the alarm indicator of the lithium battery module to show red and stay on?

Question101: The following description of the human intelligence analysis of the intelligent vision platform, which is wrong? (Multiple choice)

Question102: At night, the brightness of the camera screen is too high. Which of the following methods can solve the problem?

Question103: If a suspected vehicle needs to be intercepted and checked on a certain road section, control measures can be implemented on the vehicle on the video service platform.

Question104: The goal of analyzing video data is to " let the machine understand the video image "

Question105: As for the routine inspection of CSP, which of the following parts are mainly included? (Multiple choice)

Question106: When the upper and lower domains of the intelligent vision platform collide, which of the following network planes should be used for connection between the servers?

Question107: SDC os is based on the characteristics of the container, ensuring that the camera can be started normally only after the integrity and legality of the system software package is verified during the startup phase, avoiding the malicious flashing of the outdoor deployment camera, and intruding into the user network.

Question108: Which two subsystem functions does Huawei's smart vision platform have?

Question109: 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?

Question110: Which of the following conditions will cause the lithium battery module alarm indicator to turn red and stay on?

Question111: 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.

Question112: Which of the following descriptions of the video site planning and design process steps are correct?

Question113: Which of the following methods can be used to check the camera screen abnormalities (such as splash screen, jitter, etc.)?

Question114: Which of the following product forms of IVS3800 need to build RAID5 and RAID1 when configuring data disk RAID? (Multiple Choice)

Question115: Before configuring the vehicle deployment control task, you must create a vehicle bayonet group, otherwise the deployment control task cannot be performed.

Question116: 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?

Question117: 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.

Question118: 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.

Question119: For the power supply of video sites in the main urban area, which of the following power supply methods is generally considered?

Question120: 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?

Question121: Which of the following is not a technical process for face detection?

Question122: For the two-way single-lane scene where vehicles pass, which of the following camera selection methods is most suitable for?

Question123: The Huawei video platform widely supports the ARM architecture. What are the characteristics of the ARM architecture?

Question124: Which of the following descriptions about the layered decoupling mechanism of SDC OS are correct? (Multiple choice)

Question125: When the bayonet camera is used in conjunction with the radar, the distance for the radar speed measurement to capture is 15m-30m.

Question126: Which of the following is not a part of the view library standard GA/T1400?

Question127: 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.

Question128: Regarding the management node of the IVS 3800, which of the following statements is incorrect?

Question129: Which of the following are the reasons why the video cannot be played after logging in to the live page? (Multiple choice)

Question130: In the IVS3800 management node cluster deployment scenario, which of the following statements are correct? (Multiple choice)

Question131: What are the functions of PowerCube 500? (Multiple choice)