【单选题】
根据控制信令中包含的信息种类,PUCCH支持( )种不同的格式。
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相关试题
【单选题】
一般城区的电子地图精度要求为( )
A. 5m
B. 20m
C. 10m
D. 50m
【单选题】
以下关于UpPTS描述不正确的是:( )
A. UpPTS可以发送短RACH(做随机接入用)和SRS(Sounding参考信号)
B. UpPTS不能传输上行信令或数据
C. 最多仅占两个OFDM符号
D. 承载Uppch,用来进行随机接入
【单选题】
Cell-specificReferenceSignalsPower参数通过( )广播方式通知UE。
A. MIB
B. SIB2
C. SIB1
D. SIB3
【单选题】
单站点验证的目标是( )
A. 确保站点安装和参数配置正确
B. 查看人流量是否足够
C. 查看UE是否正常
D. 查看是否影响周围环境
【单选题】
LTE能支持64QAM的最小的MCSIndex值是:( )。
【单选题】
( )作为 Srvcc 的过度解决方案。
A. CSFB
B. GSM
C. SvLTE
D. TDSCDMA-AMR
【单选题】
LTE系统中UE的切换方式采用( )。
A. 软切换
B. 硬切换
C. 软切换和硬切换其它
【单选题】
路测频谱扫描的主要目的是用于发现( )
A. 可能存在的干扰区域
B. 干扰位置
C. 干扰频点
D. 干扰强度
【单选题】
对于PRACH信道,Format 0格式可配的Configuration Index有( )个。
【单选题】
VoLTE较传统的4G架构新增网元为?( )
A. ICSCF
B. MME
C. PCRF
D. HSS
【单选题】
PCell是UE初始接入时的cell,负责与UE之间的RRC通信。SCell是通过( )建立。
A. RRC初始连接
B. RRC建立完成
C. RRC重配置
D. RRC连接请求
【单选题】
哪个模式为其他MIMO模式的回退模式( )
A. TM1
B. TM3
C. TM2
D. TM4
【单选题】
哪些不属于手机开机第一步流程?( )
A. PLMN选择
B. 位置登记
C. 小区驻留
D. 安全激活
【单选题】
中国电信LTE网络的PLMN是:( )。
A. 46003
B. 46011
C. 46006
D. 46016
【单选题】
天线端口是由( )来定义的。
A. 参考信号
B. RE
C. PCI
D. REG
【单选题】
在随机接入流程中,消息( )是用来解决竞争的。
A. Msg1
B. Msg3
C. Msg2
D. Msg4
【单选题】
下列哪个定时器超时意味着LTE FDD中的切换失败?( )
A. T303
B. T310
C. T304
D. T311
【单选题】
在UE执行TA update时,HSS通过哪条消息将用户签约数据下发给MME?( )
A. Insert Subscriber data
B. Modify bearer request
C. Update Location answer
D. Create session Request
【单选题】
CA使用后主要考虑对基于用户数和PRB利用率接纳功能的影响,基于用户数的接纳在( )进行,且考虑每个小区UE数。
A. PCell
B. PCell和SCell同时
C. SCell
D. 以上都不正确
【单选题】
下列选项哪个不是形成导频污染的主要原因?( )
A. 基站选址
B. 天线选型
C. 小区布局
D. 天线挂高
【单选题】
TTI绑定技术中捆绑在一起子帧采用( )个HARQ进程
【单选题】
关于SIP协议中响应消息描述错误的是?
A. 1XX 表示已经接收到请求消息,正在对其进行处理
B. 3XX 表示需要采取进一步动作,以完成该请求
C. 2XX 表示请求已经被成功接收、处理
D. 4XX 表示SIP服务器故障不能完成对正确消息的处理
【单选题】
进行VoLTE语音测试时,空口信令中我们可以在( )信令看到QCI=9和QCI=5被激活。
A. RRCConnectionRequest
B. RRCConnectionReconfiguration
C. S1 Initial Context Setup Request
D. RRCConnectionReconfigurationComplete
【单选题】
LTEANR的过程中,UE通过( )信道获得邻区的GCI信息。
A. BCH
B. SIB
C. MIB
D. CCH
【单选题】
LTE网络规划中,容量估算与( )互相影响。
A. 链路预算;
B. 建网成本;
C. PCI规划;
D. 网络优化
【单选题】
簇的数量应根据实际情况决定,不宜过多或过少。根据经验,( )个基站为一簇比较合适。
A. 小于10
B. 50个以上
C. 15-25
D. 100个左右
【单选题】
S1释放过程将使UE从( )。
A. ECM-CONNECTED到ECM-IDLE
B. ECM-CONNECTED到ECM-CONNECTED
C. ECM-IDLE到ECM-CONNECTED
D. ECM-IDLE到ECM-IDLE
【单选题】
eNodeB下发TA给UE是为了( )。
A. 使UE获得上行时间同步
B. 测试下行信道质量并反馈给基站
C. 是UE获得上行频率同步
D. 基站的准入技术
【单选题】
NB-IoT小区定点测试时好点Ping的时延要求是( )。
A. 小于1.5s
B. 小于10s
C. 小于3s
D. 小于15s
【单选题】
NB-IoT的优势及关键技术的广覆盖的增益是( )?
A. 10db
B. 30db
C. 20db
D. 40db
【单选题】
NB-IoT系统中,信道带宽 (channel bandwidth) 为( )。
A. 3.75KHz
B. 180KHz
C. 15KHz
D. 1.4MHz
【单选题】
NB-IoT基于竞争的随机接入过程中,UE如何获取NPRACH的信息( )。
A. 监听SIB2-NB获取NPRACH资源信息
B. 通过eNB随机下发
C. 通过preamble获取
【单选题】
5G的愿景是( )。
A. 信息随心至,万物触手及
B. 高速率,高可靠
C. 一切皆有可能
D. 万物互联
【单选题】
以下哪个是用于SRS传输的PHR?( )
A. Type1
B. Type3
C. Type2
D. Type4
【单选题】
未来的车联网不仅包括车与网络之间的远程通信,还包括车车.车路.车人的频繁交互的短程通信,这些短程通信统称为?( )
A. V2A
B. V2E
C. V2N
D. V2X
【单选题】
LTE测量NR,测量的基本单位是:( )
A. 小区
B. 载波
C. Beam
D. PLMN
【单选题】
每个RO上可用的Preamble个数是:( )
A. 16个
B. 64个
C. 32个
D. 128个
【单选题】
AperiodicCSI Reporting可以由什么配置触发和激活?( )
A. DCI0-1
B. RRC高层配置
C. 没有动态触发
D. DCI_0-0
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【单选题】
Tom is a book lover. ______ likes reading very much.
A. He B. She C. You D. It
【单选题】
—May I listen to the music here, Mr. White?
—Sorry, you’d better it like that.
A. not to do B. not do to
C. dont do D. not do
【单选题】
3.—Did you have a good time at Lauras birthday party?
— Yes, indeed. Its several years ________ I enjoyed myself so much.
A. when B. before C. since D. that
【单选题】
4. —___________ is the Summer Palace from here?
About three kilometers away. You can take the No. 35 bus.
A. How long B. How far C. How often D. How much
【单选题】
5. I was looking for a birthday gift for my mother, but I couldnt find ______ suitable.
A. anything B. something C. nothing D. everything
【单选题】
6. A friend of my ____ and I are going to visit_______ next week.
A. father; Browns B. father's; Browns
C. father; the Browns D. father's; the Browns
【单选题】
7. She ______ very hard since she came to our school.
A. studies B. has studied C. is studying D. studied
【单选题】
8. — Who will send you to the new school, your mom or your dad?
— _______. Ill go there by myself.
A. Both B. Either C. Neither D. None
【单选题】
9.—Well do what we can ____English well this term.
—It’s high time for you to work hard.
A. study B.to study C. be studied D. be studying
【单选题】
10. —I’m going to Flower Bookstore. Could you tell me ______?
— Sorry, I don’t know. I’m new here.
A. where it is B. where was it C. where is it D. where it was
【单选题】
11. How do you like the dishes, Eric?
— Fantastic! Nothing tastes ________.
A. nice B. better C. terrible D. worse
【单选题】
12. ______ Lin Feng has to work late, she always wears a smile on her face.
A. Because B. If C. Until D. Though
【单选题】
13.You can save money _______ you buy cheaper things.
A. before B. unless C. if D. until
【单选题】
14. We will have a _________ holiday after the exam.
A. two-month B. two month’s C. two month D. two-months
【单选题】
15. —We will build an underground in Xuzhou before 2015.
— Wow, _______! Will it pass our place?
A. what an excited news B. how excited the news is
C. what exciting news D. how exciting
【单选题】
16. — Emily, here’s a dictionary.I hope it will help you in some way.
— Thank you.It’s ________ what I need.
A. almost B. still C. only D. just
【单选题】
17. —Oh.I’m hungry.Mum, can I have the hamburger on the plate?
—No.It tastes .
A. terribly B. terrible C. good D. well
【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
【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
【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
【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
【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
【单选题】
23. It was dark, ______ I couldnt see what was happening.
A. or B. though C. but D. so
【单选题】
24.—You can use MSN to talk with Vivien on the Internet.
—I know. But can you tell me ________?
A. what I can use it B. when I can use it
C. why can I use it D. how can I use it
【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
【单选题】
( ) 26. Where does the writer of "The little Prince" come from?
A.England. B.France. C.America. D.China.
【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
【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
【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.
【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.
【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.
【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
【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.
【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
【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.
【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.
【单选题】
( ) 37.The greatest river for navigation is ___________.
A. the Nile B. the Amazon C. the Mekong D. the Mississippi
【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
【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
【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