【单选题】
下列选项中哪个不属于网络规划?( )
A. PCI规划
B. 选址
C. 链路预算
D. 容量估算
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答案
B
解析
暂无解析
相关试题
【单选题】
LTE小区ID规划中,由eNBID和cellID构成的小区ID在全网中唯一,意思是( )。
A. 在同一TAL中唯一
B. 在同一PLMN中唯一
C. 在同一TA中唯一
D. 在同一MME下唯一
【单选题】
UU接口功能不包括( )。
A. 寻呼
B. 移动性管理
C. 系统消息广播
D. RRC连接管理
【单选题】
LTE中每个小区用于随机接入的码有多少个?( )
A. 45
B. 64
C. 30
D. 60
【单选题】
In-band 模式下,对于3M的LTE系统带宽,频域上可用于NB-IOT的PRB有( )个。
A. 3
B. 5
C. 2
D. 4
【单选题】
以下场景适用于非竞争随机接入的有( )。
A. UE重建
B. 切换
C. UE初始接入
D. UE有上行数据发送,但上行失步
【单选题】
关于GPS天线的正确说法是( )。
A. 接收、放大、发射GPS信号
B. 放大、发射GPS信号
C. 接收、发射GPS信号
D. 接收、放大GPS信号
【单选题】
下列说法错的是:( )
A. 在新的生态体系中,架构最底层的交换设备只需要提供最基本、最简单的功能
B. SDN 技术不能实现灵活的集中控制和云化的应用感知
C. SDN转发与控制分离的架构,可使得网络设备通用化、简单化
D. SDN适合于云计算供应商以及面对大幅扩展工作负载的企业
【单选题】
不考虑重传的情况下,单从1个TTI和4个TTI传输角度,HARQ进程为4,增益大约( )
A. 6dB
B. 4dB
C. 1dB
D. 2dB
E. 3dB
【单选题】
关于S1口数据流的传输,下列说法错误的是( )。
A. S1口用户面数据流中的传输层是基于IP传输的
B. S1口用户面传输协议栈中上层为GTP-U和SCTP协议
C. S1口用户面传输协议栈中下层有物理层和数据链路层
D. S1口用户面传输层同时支持IPV4和IPV6
【单选题】
RRCConnectionRequest触发以下( )计时器。
A. T300
B. T310
C. T304
D. T301
【单选题】
切换判决过程是由( )决定的。
A. Ue
B. MME
C. EPC
D. eNodeB
【单选题】
关于PCRF QoS控制描述错误的是:( )
A. QoS参数由PCRF下发
B. 可实现会话级的QoS控制
C. QoS不包括带宽控制
D. 可实现业务级的QoS控制
【单选题】
从路测数据分析,UE收到/发出下述哪条消息表明初始E-RAB连接建立成功?( )
A. ActivateDefaultEPSBearerContextRequest
B. rrcConnectionSetupComplete
C. rrcConnectionSetup
D. ActivateDefaultEPSBearerContextAccept
【单选题】
以下哪一点不是PCI规划需要重点关注的?( )
A. 频率
B. TA归属
C. 小区位置关系
D. RS位置
【单选题】
NB-IoT系统要求达到( )的覆盖提升,所以 NPDCCH 和 NPDSCH 都需要进行重复传输。
A. 5DB
B. 30DB
C. 20DB
D. 10DB
【单选题】
IP地址v4:192. 168. 12.72 ,子网掩码为:255. 255. 255. 192,该地址所在网段的网络地址和广播地址为( )。
A. 192. 168. 12. 43;255. 255. 255. 128
B. 192. 168. 12. 32; 192. 168. 12.127
C. 192. 168. 12. 64;192. 168. 12. 127
D. 192. 168.0.0;255.255.255.25
【单选题】
可大大降低头开销,提高 VoLTE 语音用户容量,提高数据业务吞吐量,增强边缘覆盖。( )
A. TTI bundling
B. SPS
C. RoHC
【单选题】
SCell的同频邻区比SCell高一定门限将触发( )事件。
A. A5
B. A3
C. A6
D. A4
【单选题】
eNodeB基本功能测试中,上下行灌包测试采用的是( )。
A. UDP灌包
B. IP灌包
C. TCP灌包
D. FTP灌包
【单选题】
RRC连接建立成功次数统计触发的信令是:( )。
A. RRCconnectionsetupcomplete;
B. RRCconnectionsetup;
C. RRCconnectionreconfigurationcomplete
D. RRCconnectionrequest;
【单选题】
哪些不是LTE网络优化特点?( )
A. 增加X2接口
B. 采用MIMO关键技术
C. 不采用同频组网
D. 采用ICIC算法
【单选题】
IMS 注册成功率指标统计指终端成功发送 IMS_SIP_REGISTER,并收到( )消息。
A. Mobility From Eutran Command
B. SIP 180 Ring
C. IMS_SIP_REGISTER
D. IMS_SIP_REGISTER-OK(200)
【单选题】
什么是成为运营商切入垂直行业应用的关键点?( )
A. 4G业务
B. 5G业务
C. 视频业务
D. 物联网联接
【单选题】
UE 在UL-SCH信道上传输上行调度信息,由RA响应中信息指定的传输块大小为多少?( )
A. 80bits
B. 12bits
C. 160kbps
D. 88bits
【单选题】
在5G中PDSCH最大调制是:( )
A. 256QAM
B. 64QAM
C. 512QAM
D. 128QAM
【单选题】
在密集城区,建筑物穿透损耗典型值是( )
A. 25db
B. 15db
C. 30db
D. 20db
【单选题】
局域网通信协议一般采用( )协议。
A. PPP
B. SIP
C. HTTP
D. TCP/IP
【单选题】
IPv6 中哪一个协议的功能与IPv4中的ARP类似? ( )
A. Duplicate Address Detection
B. 没有
C. Neighbor Unreachability Detection
D. Neighbour Discover
【单选题】
经过2进2出的合路器信号强度损耗为:( )
A. 3dB
B. 6dB
C. 1dB
D. 5dB
【单选题】
空口消息中有很多Paging消息,我们可以通过( )确定此Paging就是属于被叫的寻呼消息。
A. randomValue
B. IMSI
C. m-TMSI
D. CRNTI
【单选题】
从信道中测量干扰条件确,定初始发射功率属于哪种功控?( )
A. 内环功控
B. 快速功控
C. 外环功控
D. 开环功控
【单选题】
LTE的RLC层对数据进行( )。
A. 调制
B. 映射
C. 压缩和加密
D. 分段
【单选题】
核心网在( )承载上,给被叫用户发送INVITE消息
A. QCI2
B. QCI9
C. QCI1
D. QCI5
【单选题】
下列(? )过程不是NB-IoT连接挂起过程中的步骤。
A. RRC连接挂起
B. 释放接入承载响应
C. S1-AP:UE上下文挂起响应
D. 初始向下文响应
【单选题】
在A3事件中,要加快服务小区向目标小区切换,以下说法正确的是( )。
A. 增加服务小区的cellIndividualOffset的同时,增加邻区的cellIndividualOffset.
B. 减小服务小区的cellIndividualOffset的同时,减小邻区的cellIndividualOffset.
C. 增加服务小区的cellIndividualOffset的同时,减小邻区的cellIndividualOffset.
D. 减小服务小区的cellIndividualOffset的同时,增加邻区的cellIndividualOffset.
【单选题】
E-UTRAN支持在多个小区间的移动和切换,系统在的高速场景下能够实现较高的性能。
A. 0~15km/h
B. 15~120km/h
C. 500Km/h
D. 120~350km/h
【单选题】
测试时,当设备连接不上( )
A. 不测了
B. 多次拔插不行重启电脑查看
C. 直接回去换新的
D. 让别人送一套过来
【单选题】
路测时通过观察CDS路测工具上的哪个参数可以判断只有单流下行?( )
A. PCI;
B. RSRP
C. Rank;
D. MCS;
【单选题】
PA=-3,PB=( )时的功率利用率为100%。
A. 2
B. 1
C. 3
D. 0
【单选题】
NB-IoT终端的上行带宽为( )。
A. 50KHz
B. 200KHz
C. 100KHz
D. 180KHz
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【单选题】
18. —We can invite our teachers to the farewell party next Saturday. —Yes, ______? I’ll call them at once. A. what for B. what C. why not D. why
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【单选题】
19.You can ________ ask the old man to move away to any other place because he has lived ________ here for at least sixty years. A. hardly; alone B. hard; alone C. hardly; lonely D. hardly; lonely
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【单选题】
20.—I’m going back to see my grandparents this weekend. —________. A. It’s very nice of you B. You’d better hurry C. Say goodbye to them D. Give my best wishes to them
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【单选题】
21.—Why not take ____ umbrella with the sign “Made in China”? It is useful. —What _______ good advice it is!    A. an; a B. a; a C. an; \ D. \; a
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【单选题】
22. —Do you know the boy________ is sitting next to Peter? — Yes. He is Peter’s friend. They are celebrating his ________ birthday. A. who; ninth B. that; ninth C. /; ninth D. which; ninth
A. A
B. B
C. C
D. D
【单选题】
23. It was dark, ______ I couldnt see what was happening. A. or B. though C. but D. so
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【单选题】
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【单选题】
25. _______ are you going to the School Uniform Exhibition, Amy ? To learn about different styles of school uniform. A. What B. Where C. Which D. Why
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【单选题】
( ) 26. Where does the writer of "The little Prince" come from? A.England. B.France. C.America. D.China.
A. A
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【单选题】
( ) 27. What does the prince do after the fox tells him a secret? A.He cares more about a flower and a sheep. B.He meets many more strange adults on other planets. C.He realizes his love for the rose and he goes back to his planet.   D.He discovers interesting things such as a snake, other roses and a fox
A. A
B. B
C. C
D. D
【单选题】
( ) 28. What does "The little Prince" mainly talk about? It' s about _________. A.the adult world B.the planet B -612 C.a rose and a fox D.the adventure of a young prince
A. A
B. B
C. C
D. D
【单选题】
( ) 29. What is the writer's main purpose(目的)in writing this passage?    A.To tell the readers his life story.    B.To tell people what kind of person his father was.    C.To tell the readers what present he got from his father.    D. To let people know how poor he was.
A. A
B. B
C. C
D. D
【单选题】
( ) 30. Why did the father not ask his son not to do this and do that?    A.Because he felt quite confident of his son.    B.Because he was born from a poor family.    C.Because he was a man of few words.    D.Because he didn't want to be much too strict with his son.
A. A
B. B
C. C
D. D
【单选题】
( ) 31. What would someone learn from this passage?    A.How to live by oneself. B.How to stand on one's own feet.    C.What a good father should do. D.What the self-important is like.
A. A
B. B
C. C
D. D
【单选题】
( ) 32. What may be the proper Chinese for the underlined part in the passage?    A.闲暇时光 B.学费 C.精神空虚 D.经济不足
A. A
B. B
C. C
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【单选题】
( ) 33. Why did Natalie Smith pay for the six cars behind her? A. She had seven tickets. B. She hoped to please others. C. She knew the car drivers well. D. She wanted to show kindness.
A. A
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【单选题】
( ) 34. Judy Foreman copied down the phrase because she ___ . A. thought it was beautifully written B. wanted to know what it really meant C. decided to write it on a warehouse wall D. wanted her husband to put it up in the classroom
A. A
B. B
C. C
D. D
【单选题】
( ) 35. Who came up with the phrase according to the passage? A. Judy Foreman. B. Natalie Smith. C. Anne Herbert D. Alice Johnson.
A. A
B. B
C. C
D. S
【单选题】
( ) 36. What can we infer from the last paragraph? A. People should practice random kindness to those in need. B. People who receive kindness are likely to offer it to others. C. People should practice random kindness to strangers they meet. D. People who receive kindness are likely to pay it back to the giver.
A. A
B. B
C. C
D. D
【单选题】
( ) 37.The greatest river for navigation is ___________. A. the Nile B. the Amazon C. the Mekong D. the Mississippi
A. A
B. B
C. C
D. D
【单选题】
( ) 38. From a dam, people can use the water for ___________. A. keeping the rivers clean B. only making electricity C. irrigation and making electricity D. washing clothes
A. A
B. B
C. C
D. D
【单选题】
( ) 39. The water in the river is polluted because of _____________. A. people's drinking water too much B. people's swimming in the river too much C. chemicals and other materials D. people's building a dam across a river
A. A
B. B
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D. D
【单选题】
( ) 40. The best title of the passage is ___________. A. Rivers in Cities B. The importance of Rivers C. Transportation D. Natural Resources
A. A
B. B
C. C
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【单选题】
) 1. Even Tony’s six-year-old son asked him ______ smoking. A. stops B. stopped C. to stop D. stopping
A. A
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C. C
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【单选题】
2.—What do you think of the lecture of Li Yang’s Crazy English? — I think it’s _______ , but someone thinks it’s much too ________. A. wonderful enough; bored B. enough wonderful; boring C. enough wonderful; bored D. wonderful enough; boring
A. A
B. B
C. C
D. D
【单选题】
3.—He didn’t go to the lecture this morning, did he?    — _____ .Though he was not feeling very well. A. No, he didnt B. Yes; he did C. No, he did D. Yes, he didnt
A. A
B. B
C. C
D. D
【单选题】
4. If you read a lot, your life ______ full of pleasure. A. will be B. is C. be D. was
A. A
B. B
C. C
D. D
【单选题】
5. The black bag _________ be Annas. She has a blue one. A. should B. cant C. wouldnt D. could
A. A
B. B
C. C
D. D
【单选题】
6. Susan, why are you still here? They are all ready to start. Im sorry, but I _________ when to start. A. dont tell B. wasnt told C. didnt tell D. havent told
A. A
B. B
C. C
D. D
【单选题】
7.—Why dont you choose the red tie?    —For me, it doesn’t _____ my shirt very well. A. fix B. accept C. compare D. match
A. A
B. B
C. C
D. D
【单选题】
8. — Could you tell me ______? I must find him. — Sorry.I don’t know.But he was here just now. A. where Tom was B. where Tom is C. where has Tom gone D. where can I find Tom
A. A
B. B
C. C
D. D