1.TheSRmessageinTCPisasendingreport,whichdescribesthesendingandreceivingstatisticsofthe sendinggateway
A.TRUE
BFALSE
Answer:A
2Inmultimediaservices,RTPisusedforreal-timedatamessagetransmission,andRTCPisusedto detecttheservicequalityofRTPsessions
ATRUE
BFALSE
Answer:A
3ThevoiceenhancementtechnologyJitterBufferusesasignalwaveofhumaninterventiontoeliminate theechosignalgeneratedinthecommunicationprocess,whileretainingothernormalvoicesignalsto achievethenormaluseofcommunication
A.TRUE
BFALSE
Answer:B
4Voiceenhancementtechnology,automaticnoisesuppressionANRcansolvetheproblemoftheoverall loworhighcallvolumeintheline
ATRUE
BFALSE
Answer:B
5ImageformatreferstothesizeorresolutionoftheimageCommonlyusedimageformatsinclude SOCIF,QCIF,CIF,ACIF,16CIF,HDandFullHD
ATRUE
B.FALSE
Answer:A
6Thevideosignalstartsfromtheinputterminalequipment,encodesandcompressesitandsendsitto thenetwork,andfinallydisplaysit.Ithasundergonemanyimagesprocessinglinksinthemiddle,mainly including:IPcamera,preprocessing,compressionencoding,dataencapsulationandtransmission, decoding,Imageformatchanges,playback.
ATRUE
BFALSE
Answer:A
7FullHDimageresolutionis?
A1408X1152
B1920x1080
C1280x720
D704X576
DownloadHCIP-VideoConferenceH11-861V20dumpstopracticerealquestions
Answer:B
8.Illuminance,expressedbytheluminousfluxreceivedperunitarea,expressedinlux(Lux,lx).
ATRUE BFALSE
Answer:A
9Thearrangementoflampsandlanternsrequiresdirectilluminationtoavoiddiffusereflection
ATRUE
BFALSE
Answer:B
10Thecolorofthedesktopshouldbeadjacenttotheskincolororgray,andavoidthesamecolorasthe skincolor,thereflectivityofthedesktopshouldbehigherthantheskincolortohighlighttheskinimage.
ATRUE
B.FALSE
Answer:B
11Loudnessindicatesthestrengthofthesound,andwhichcandeterminetheloudness?
AThematerialofthesoundingbody
BSoundintensity
CAmplitudeofsoundwaves
Dsoundfrequency
Answer:C
12Thebasicconceptofwhitebalancetechnologyis"regardlessofanylightsource,whiteobjectscanbe restoredtowhite",andthecolorcastphenomenonthatoccurswhenshootingunderaspecificlight sourceiscompensatedbystrengtheningthecorrespondingcomplementarycolor
A.TRUE BFALSE
Answer:A
13.Thestretchingmodeisfull-screenstretchingaccordingtotheoutputratio,andpartoftheimagewill becaptured
A.TRUE BFALSE
Answer:B
14ThedesignpurposeoftheterminalauxiliaryIPistoallowuserstologintheterminaltoconfigureor debuginthelocalareanetwork,whichcanbeusedforthemainbusiness
ATRUE BFALSE
Answer:B
15.Terminalswithbuilt-inmini-MCUfunctioncanholdmultipointconferencesthroughthebuilt-in MiniMcU,buttheprocessingcapacitywillbelimited
A.TRUE
BFALSE
Answer:A
16TheIPaddressesofFE,GEOandGE1cannotbeinthesamenetworksegment,otherwise,network failurewilloccurAtthistime,theALMindicatoronthefrontpanelisalwayson
ATRUE
BFALSE
Answer:A
17MCUbuilt-inWEBincludesmulti-usermanagement,addressbookmanagement,conference managementandequipmentmanagement.
ATRUE
B.FALSE
Answer:A
18WhenusingtheMCUwallridingmode,thereisnoneedtoaddotherdevicesfortraversingthepublic andprivatenetworks
ATRUE
BFALSE
Answer:A
19ThenetworkportoftheswitchconnectedtotheMCUmustbe:LOOMhalf-duplex
ATRUE
BFALSE
Answer:B
20NetworkrecordingserviceDuringthemeeting,inadditiontorecordingthecontentofthemeeting,you canalsowatchitinrealtimethroughtheliveclient.
ATRUE
B.FALSE
Answer:A
21TheSMCplatform,asHuawei'svideoconferencingservicemanagementplatform,managesand schedulesvideoconferencesinaunifiedmanner,canrealizeallconferencecontroloperationsinvideo conferences,andprovidecustomerswithaconvenientandfastconferencemanagementexperience
ATRUE
BFALSE
Answer:A
22Forwarderrorcorrection(FEC),whenthetwopartiesestablishacallanddetectthatthemediastream packetlossexceeds01%within10s,thesupererrorcorrectionfunctionwillbeenabled,andthesuper
DownloadHCIP-VideoConferenceH11-861V20dumpstopracticerealquestions
borrowcorrectionfunctionwilldivideapartofthecallbandwidth.Itisusedtotransmitredundantcode streamsthatareresistanttopacketloss
A.TRUE
BFALSE
Answer:A
23Peer-to-peernetwork,diagnosisinthecaseofnetworkingwithoutpublicandprivatenetwork traversal
ATRUE
BFALSE
Answer:A
24TheHuaweiNLOGsoftwareispartoftheconferenceschedulingandmanagementsoftware,andis installedandusedtogetherwiththeSMCconferencemanagementsoftware.
ATRUE
B.FALSE
Answer:A
25InH460networking,theRTPkeep-alivecodestreamis?
ASentfromtheprivatenetworkterminaltothepublicnetworkterminal
BThedatasentbythepublicnetworkterminaltotheprivatenetworkterminal CSentbyprivatenetworkterminaltoTs
DSentbythepublicnetworkterminaltoTs
Answer:A
26UnderthestaticNATnetwork,whichiswrongaboutthesignalingdescriptionofthepublicnetwork terminalcallingtheprivatenetworkterminal?
ACalleeCsaddristheNATaddress
B.CallerCsaddristheNATaddress
CTheDSTaddressactuallyprocessedbythefirewallistheprivatenetworkterminaladdress
D.TheDSTaddressofthepublicnetworkterminalistheNATaddress
Answer:D
27Thebasicfunctionsofthefirewallinclude:contentfiltering,userauthentication,VPN,application proxy,NAT,packetfiltering&statedetection,IDsandalarms,logs,etc.
ATRUE
BFALSE
Answer:A
28AccordingtotheH323protocol,thesignalingrequiredtocompletetheprocessofcapability exchangeis?
ADRQ,DCP
BMSDR,KSDA
CTCSR,TCSA
DownloadHCIP-VideoConferenceH11-861V20dumpstopracticerealquestions
D.GRQ,GCF
Answer:C
29TheCall-IDheaderfieldisusedasauniqueidentifierforaseriesofmessagesInthedialog,inall requestsandresponsessentbyeachUA,theCall-idmustbethesame
ATRUE BFALSE
Answer:A
30ASIPmessageconsistsofastart-line,aheaderconsistingofoneormorefields(riold),ablankline (CRLF)thatmarkstheendoftheheader,andanoptionalmessagebody(messageboby)composition
A.TRUE BFALSE
Answer:A
31.FortheSDPprotocol,line0containsparametersrelatedtothesessionowner,wherethefirst parameterindicates?
A.NetworkType
BSessionidentifierofthecallingparty
CAddressType
DThenameofthesessioninitiator
Answer:D
32IntheContirmedstate,boththecallingandthecalledcanterminatetheDialogthroughByE
ATRUE BFALSE
Answer:A
33.ThebranchparameteroftheCANCELtransactionisthesameastheINVITE.
ATRUE B.FALSE
Answer:A
34RTPrunson(),andeachRTPmessageisencapsulatedina()datagram
A.OTCP,TCP
BOUDP,TCP
COTCP,UDP
DUDPUDP
Answer:D