O1. If IP routng s enabed, whch two commands set the gateway of ast resort to the defaut gateway?Choosetwo.a) Ip defaut-gateway 0.0.0.0b) Ip route 172.16.2.1.0.0.0.0.0.0.0.0c) Ip defaut - network 0.0.0.0d) Ip defaut - route 0.0.0.0.0.0.0.0 172.16.2.1e) Ip route 0.0.0.0.0.0.0.0 172.16.2.1Ans:-O2. What s known as "one-to-nearest" addressng n IPv6?a) Goba Uncastb) Any Castc) Mut Castd) Unspeced AddressO3. In an Ethernet network, under what two scenaros can devces transmt? Choose twoa) When they receve a speca token.b) When there s a carrer.c) When they detect no other devces are sendng.d) When the medum s de.e) When the server grants access.O4. Whch term descrbes a spannng - tree network that has a swtch ports n ether the bockng or forwardng state.a) Convergedb) Redundantc) Provsonedd) Spannede) None of the aboveO5. How many bts are contaned n each ed of an IPv6 address?a) 24b) 4c) 8d) 16O6. Whch port state s ntroduced by Rapd- PVST?a) Learnngb) Lstenngc) Dscardngd) ForwardngO7. Whch two soutons can reduce UDP atency? (Choose two)a) Fast retransmssonb) Fast Recoveryc) Fast Startd) Low- atency Oueunge) IP servce eve agreementf) Congeston-avodance agorthmO8. Whch two statements are correct wth regard to route dstngusheras dened n RC 4364 AKA IP-VPN (MPLS-VPN) ? Choose two.a) The conguraton to dene Route - Dstngusherspvrf CNT rd 1:1b) A route dstngusher can be mported & exported to & from a VRFc) Route - Dstngusher s an 8 byte BGP attrbuted vaue used n nuencng BGP best path agorthm.d) Route - Dstngusher s an 8 byte vaue used n creatng unque VPNv4 address.e) Data packets are tunneed through the backbone.O9. Whch opton descrbes the ncorrect usage of the Labe Dstrbuton method?a) MP-BGP s used for Labe dstrbuton for VPN customer routes.b) LDP s prmary used n nterna networks of MPLS-VPN provders.c) MP-BGP s used for abe dstrbutonn MPLS tramc Engneered networks.d) Drected LDP s used for Labe dstrbuton n L2-VPNattachment crcuts.O10. Opton 10A (back to back VRF) s an mpementaton of nter - AS MPLS VPN. Whch of four statements about opton 10A are not truea) MPLS s requred between the ASBRs.b) ASBR must hoda routng nformaton.c) It s a scaabe souton.d) It s a smpe souton.e) MP-EBGP s used to exchange routesbetween ASBRs.O11. In FM sgna wth a moduaton ndex mf s passed through a frequencytrper. The wave n the output of trperw have a moduaton ndex of?a) Mfb) 3mfc) Mf/3d) Mf/9O12. Rado Broadcasts are generay?a) Amptude moduatonb) Frequency moduatonc) Both amptude & frequency moduatond) Nether amptude nor frequency moduaton.O13. A new 3G ste s gong to be ntegrated nto an urban envronment wth a hgh tramc oad. What woud you do to optmze the area?a) Increase the CPICH power n the surroundng ces.b) Increase the soft handover wndow n the surroundng ces.c) Increase the down tt n the surroundng ces.d) Increase the admsson contro threshods n the surroundng ces.O14.Mcrowave sgnas transmtted towards the sky are.a) Strongy absorbed by the onosphere.b) Transmtted through the onosphere.c) Unabe to reach the onosphere.d) Strongy reected by the onosphere.O15. The devce used as optca detector s.a) PIN photododeb) LCDc) LED sourced) LASERO16. Whch one of the purposes of Snge Ste functona test.a) Leads to emcent use of the spectrum.b) Identfy potenta fauts n the network and resovng them before they ahect network performancec) Identfy any potenta faut n a ste before t aunched.d) A above.O17. What are the two purpose of the pagng procedure?a) To advcea UE that the system s ready for new orgnatng cab) For mobe termnatng cac) To advce a UEof a termnatng text messages.d) To advce a UE that the oad s reachng ts aowed maxmum vaue.O18. What can be estmated usng a Lnk- Budget anayss?a) RF Ouatyb) UE Tx Powerc) Ce Radusd) EMFO19. What happens when a UE that s attached to a LTE network, estabshes a data ca and then the Ca drops?a) The UE w attach agan to the network and contnue the data sesson.b) The UE w re- estabsh a RRC Connecton (wthout attach) and contnue the data sesson.c) The UE w detach from the network, attach agan and then estabsh a RRC connecton to contnue the data sesson.d) The UE w have to be power cyced before t can attach agan.O20. Regardng AMR, whch statement s correct?a) AMR extends the rado coverageb) AMR s Adaptve moduaton rate.c) Any bt rate beow 12.2kbps s avaabe for ca setup.d) Both fu rate & haf rate are aowed when usng AMRO21. What s the purpose of Shakedown?a) To ensure that the basc functons of the ce are norma, such as ca access, ca quaty & handover.b) To optmze RF Sgnas.c) To ensure that the KPIs are good n a ste.d) A above.O22. Vdeo Transmsson n TV broadcast s usuaya) PMb) SMc) AMd) FMO23. Feds are sad to be crcuary poarzed f ther magntudes are?a) Equa and they are n phaseb) Equa but they dher n phase +90*c) Unequa and dher n phase by+ 90*d) Unequa but are n phase.O24. What osses are consdered for a nk budget for a Downnk? (Choose 2)a) Cabe Lossb) Interference Margnc) A-Bs Lossd) A- Ter LossO25. What are the possbe causes of a dropped ca?a) Externa nterference ssues n the area.b) Mssng neghborc) Poor Coveraged) A of the aboveO26. Whch of the foowng can degrade the MOS score?a) Mssng term pont to ENB MO durng handover.b) Packet Loss & Packet deay.c) Mssng UtranFreq Reaton MOd) A of the abovee) A & Bf) A & EO27.Handover png pong may mpact MOS score because..a) OCI 1 bearer w have to be re-estabshed every tme.b) Handover nterrupt tme can nduce packet oss.c) It dependent of the UE senstvty.d) A & BO28. Vote requres an Enode Bto have X2 data forwardng enabed for optma performance.a) Trueb) FaseO29. SRVCC s enabed ony for OCI 1 tramc?a) Trueb) FaseO30. Whch of the foowng trggers cannot be congured per OCI?a) A2b) A5c) A3d) B2e) B1O31. RoHC features compressed whch part of the packet more ehectvey (amost aways) ?a) Statc Feds n the Header.b) Rarey Used Feds n the header.c) Dynamc Feds n the header - Used very oftend) Data Pay Loade) A & Bf) A & cO 32.A sector has poor UL RSSI of -104 dm whch s causng accessbty ssues on the sector. The source of the nterference cannot be turned oh due to other reasons. Whch of the foowng settngs can be used to ensure that the UE overcomes the noce oor whe ntatng a ca, and hence not resutng nto an access faure.a) pZero Nomna Punch = -103b) p Max servcng ce = 20c) Part of sector power = 95d) Both A & BO 33. S- TMSI s combnaton of whch of the two IDs?a) MMEC & M-TMSIb) MMEC & GUTIc) M-TMSI & GUTId) M-TMSI & MCCO 34. The nk between MME & MSC s known as ______ nterface?a) Sgb) S11c) Gxd) SGsO 35. A custer drve shows that around a ste the UE was unabe to camp o LTE. Whch of the foowng reasonscoud be vad for the UE to fa to camp on LTE.a) The ste dd not have UtranFreq Reaton MO dened for any UMTS frequency.b) A UtranFreq Reaton MO had ce reseecton prorty & connected mode prorty set hgher than the prortes for EutranFreqReaton MO that was dened on the ste.c) The ste dd not have a UMTS frequences dened under the MO UtranFreq Reaton and a other Utran Frequences that are dened have ce reseecton prorty and connected mode prorty set to 1, whch s the owest prorty.d) A of the above.O.36. GBR bearers are aways gven admsson for whch of the foowng? (Irrespectve of the oad on ce) - If Dynamc GBR admsson contro feature s enabed?a) Durng Handoverb) Durng Inta Accessc) For Prveged Cassd) A of the abovee) A & CO 37. If TTI Bundng s used n good RF condtons whch of the foowng can happen?a) Resources coud be exhausted fasterb) UE TX power w ncrease for a Uesc) UL SINR w degrade.d) A of the above.O 38. Whch of the foowng statement s true?a) In de mode the UE can perform handover from one ce to anotherb) In de mode the UE cannot detach from the network.c) In de mode the UE can peform any TAUd) In de mode ony perodc TAUs aowed.O.39. If a voce cas requres a deay of not more than 250 ms for packet arrva, then whch of the foowng s an acceptabe packetbudget for E2E network?a) 260 msb) 220 msc) 310 msd) 150 msO 40. The customer s expectng frequent short data sessons on one of ther Enode - Bs due to the nature of tramc area. The resut s that there s an ncrease sgnang oad, whch was mpactng the reabty of contro sgnang. Whch of the foowng coud be a contrbutor to ncreased sgnang.a) Inactvty tmer set to be the mnmum possbe vaue.b) Defaut pagng cyce set to the maxmum possbe vauec) PRS perod set to the shortest perodd) None of the above.O. 41. Whch Network eement s used for messagng?a) SMSCb) GMSCc) HLRd) MGWO. 42. Ma|or IMS network eement are connected n IPa) Trueb) FaseO43. Whch s not a component of IMSa) P- CSCFb) I-CSCFc) S- CSCFd) MSCO44. What does response 5XX denote?a) Server Errorb) Successc) Cent Errord) Transacton ErrorO 45. Whch node s used or chargng n IMSa) INb) OCSc) PCRFd) TASO. 46. LTE s speced n 3gpp......document seresa) Reease 6b) Reease 7c) Reease 8d) Reease 9O. 47. What does LTE stand fora) Long Teecom Edgeb) Long term Evoutonc) Lstng Teecom Equpmentd) Length Teecom EvoutonO 48. LTE evoved archtecture comprses ... On the core sdea) CS Coreb) PS Corec) IMSd) EPCO. 49. Whch node s used for authentcaton of subscrbers n LTEa) AUCb) HSSc) MMEd) eNBO 50. What s understandng of EPC?a) Evoved Packet Channeb) Evoved Packet Corec) Essenta Packet Cored) NoneO. 51. DWDM stands fora) Dense Wave- Logc Dvson Mutpexngb) Dense Waveength Dvson Mutpexngc) Due Waveength Dvson Mutpexngd) Dstrbute Wave Keys dvson mutpexngO 52. The devce whch can convert wre- propagated waves nto space propagated wavesa) Antennab) Reectorc) Feeder Cabed) None of the aboveO. 53. How many bts are contaned n each ed of an IPv6 address?a) 24b) 4c) 8d) 16O. 54. TDMA s wdey used n whch of the foowng?a) Second Generatonb) 2.5 Generatonc) GSMd) A of the aboveO 55. In WCDMA spreadng factor of the DPCCH s a) 64b) 128c) 256d) 512O. 56. Tenet, FTP, SMTP, DNS, HTTP are exampes of protoco that are used n _______________?a) Appcaton ayer of OSI reference modeb) Presentaton ayer of OSI reference modec) Sesson ayer of OSI reference moded) Data nk ayer of OSI reference mode.O.57. Whch two vaues are used by Spannng Tree Protoco to eect a root brdge? (Choose two)a) amount of RAMb) brdge prortyc) IOS versond) IP addresse) speed of the nksO. 58. Whch command enhances the 802.1D convergence tme on ports that are connected to hosts?a) spannng-tree backbonefastb) spannng-tree upnkfastc) spannng-tree portfastd) spannng-tree cost512O. 59. Whch two of these are used by brdges and swtches to prevent oops n a ayer 2 network? (Choose two)a) 802.1Db) VTPc) 802.1Od) STPe) SAPO. 60. What s one benet of PVST+?a) PVST+ reduces the CPU cyces for a the swtches n the network.b) PVST+ automatcay seects the root brdge ocaton, to provde optmzatonc) PVST+ aows the root swtch ocaton to be optmzed per vanc) PVST+ supports Layer 3 oad baancng wthout oops