EMT Practice Test

1. Question Content...

---

Question1: After the terminal initiates a call and sends an ARQ message to GK, it receives an ARJ message. The possible reason for the call rejection is () (multiple choice)

Question2: SMC2.0 does not support manually defining the number of channels for multi-channel cascading (). Right or Wrong

Question3: The lighting design of the telepresence meeting room includes three elements. () Multiple choice

Question4: The standard auxiliary stream token management protocol recommended by the SIP protocol is () (single choice)

Question5: Using the VPC620 camera, the OSD image interface image as shown in the figure appears on the display screen, the following description is correct () (multiple choice)

Question6: Which of the following backup methods is not supported by VP9660 MCU? ()

Question7: Which of the following signaling is included in a SIP call? () (multiple choice)

Question8: If AAC_LD uses a coding rate of 48kbps and a packing time of 20ms, what is the IP bandwidth occupied by the codec () kbps

Question9: The customer purchased two SCs, namely SC1 and SC2. Even if SC1 is configured with 1 service IP and SC2 is configured with 2 service IPs, it will not affect the configuration of SC1 and SC2. () Right or Wrong

Question10: The MTU board can support 4 E1/T1 interfaces. How to switch between E1 and T1 interfaces? Which statement is correct () (single choice)

Question11: The following are not part of the H.245 capability set ()

Question12: The public and private network traversal problems solved by the H.460 protocol mainly include () (multiple choice)

Question13: In the central networking mode of the converged conference MCU, what is correct about the traversal of public and private networks? () (Multiple selected)

Question14: How many pixels of a camera with 1080P image resolution equivalent ()

Question15: U1900 and the original traditional PBX can be connected through () to protect customers' early investment () (Multiple choice)

Question16: The human eye is more sensitive to brightness than to color. () Correct or Wrong

Question17: IAD supports configuration methods including (). (Multiple choice)

Question18: When the number of bills exceeds the limit of the number of bill pools of the U1900 unified gateway, which statement is correct? () (multiple choice)

Question19: In the converged conference MCU central networking mode, what method does the eSpace PC support to join the conference directly with the chairman authority? () (multiple choice)

Question20: The AR router provides SIP signaling tracking function, which needs to be checked in the diagnostic view. () Correct or Wrong

Question21: When performing a key-in operation, the meeting list displayed on the terminal is based on what is found ()

Question22: Which of the following methods can reset the web login password of the TE terminal? () Multiple choice

Question23: In the Converged Conference 3.0 solution, no matter whether the multimedia cascade mode or the MCU center mode is used, all the audio and video media streams of the Web client need to be forwarded by the USM/MS system as a proxy? Correct or Wrong

Question24: Which of the following conference control operations are not supported by the sub conferences of a multi-level conference? () Multiple choice

Question25: In the SMC2.0 service area configuration, each service area can only be configured with one server prefix. () Right or Wrong

Question26: Regarding the output strategy of TE series terminals, which of the following descriptions is correct () (multiple choice)

Question27: The SMC2.0 batch number allocation function supports the addition, modification and deletion of unmanageable sites, excluding ISDN sites () Correct or Wrong

Question28: Regarding Huawei Videoconferencing VME technology, which of the following descriptions is correct: () (multiple choice)

Question29: When other conditions are the same, the longer the reverberation time of the room, the clearer the sound heard Clarity. () Right or Wrong

Question30: The interconnection between two U1900 series unified gateways can only be achieved through SIP trunking. ()

Question31: In the H.460 public and private network traversal networking, one SC is deployed in the internal network and one SC is deployed in the DMZ area. What are the benefits of this networking? () Multiple choice

Question32: In the message classification of the RTCP protocol, which of the following messages describe the receiving statistics data of the receiving gateway? ()

Question33: In the VoIP system, what are the factors that affect the quality of voice calls () (multiple choice)

Question34: Which of the following is correct about backing up and restoring data on U1900 series unified gateways? () (multiple choice)

Question35: Regarding the advantages of MCU cascading networking, the following statement is wrong ()

Question36: All MCUs under the same service area must have the same prefix number. () Right or Wrong