相关试题
【单选题】
下面不属于华为Metro 1000设备的通信告警的是___
A. 上路总线时钟丢失
B. B.保护倒换失败指示
C. C.保护倒换指示
D. D.AU告警指示
E.
F.
【单选题】
下面的哪个OSPF术语代表了一个相连的(或邻接的)路由器启动了OSPF进程,而且接口也被放入同一个域内? ___
A. Link
B. Neighbor
C. LSA
D. STP
E.
F.
【单选题】
下面对数通设备故障现象说法错误的是___
A. 板卡端口无法使用,华为AR 28-31 LAN灯或AR 18-18 100M ETH灯常亮
B. B.线路连接故障会导致客户公网IP无法访问
C. C.交换机配置错误会导致交换机上不同端口间的无法通信
D. D.电源故障会导致电源指示灯POWER不亮
E.
F.
【单选题】
下面对维护网管而言不算重要的工作是( )___
A. 每周对网管配置进行备份。
B. 安装不会影响网管的计算机杀毒软件。
C. 修改账号密码,增强安全性
D. 备份网管安装包
E.
F.
【单选题】
PPPOE流程中一个或者多个BAS发送的给予分组的信令为( )___
A. PADI
B. PADO
C. PADS
D. PADT
E.
F.
【单选题】
不适用于密集波分复用系统的光纤类型有()___
A. G.652
B. G.653
C. G.654
D. G.655
E.
F.
【单选题】
下面告警中哪个是表示LOS告警含义的___
A. 信号远端失效指示
B. 帧同步丢失指示
C. 时钟丢失指示
D. 信号丢失告警
E.
F.
【单选题】
VTP的作用是( )___
A. 在整个网络中保持 VLAN 配置一致
B. 从一个 VLAN 向另一个 VLAN 路由帧
C. 沿交换机之间的最佳路径路由帧
D. 向用户数据帧添加 VLAN 成员资格信息标记
E.
F.
【单选题】
通过Q接口与上一级管理层互通的网元称为()___
A. 网桥
B. 网卡
C. 网关
D. 路由器
E.
F.
【单选题】
下面关于SDH管理网结构的说法错误的是: ___
A. SDH网络管理网中,不会出现多个可寻址的SDH NE。
B. 不同站局之间的SDH NE之间的通信链路通常由SDH ECC构成。
C. ECC用于SDH NE间传递管理信息。
D. 在同一个站局内,SDH NE可以通过站内的ECC或者是用LCN提供通信。
E.
F.
【单选题】
下面关于STM-4帧结构的描述不正确的()___
A. 以字节为基础的矩形块状帧结构
B. 帧结构中字节的传输满足由左至右,而后自上向下的顺序
C. 每帧中共包含77760比特,传输一帧的时间为500微妙
D. 包含段开销、管理单元指针和净负荷三个主要区域
E.
F.
【单选题】
下面关于UPS的说法不正确的是( )___
A. 在线互动式和后备式UPS停电后均有切换时间
B. 同种条件下,在线互动式UPS比后备式供电质量要高
C. 同容量来讲,在线式UPS比后备式和在线互动式成本都高
D. 后备式和在线互动式UPS的切换时间在秒级
E.
F.
【单选题】
下面哪个电压不属于我国目前采用的输电标准电压.( )___
A. 35KV
B. 110KV
C. 330KV
D. 10KV
E.
F.
【单选题】
下面哪个可以使访问控制列表真正生效___
A. 将访问控制列表应用到接口上
B. 使用扩展访问控制列表
C. 使用多条访问控制列表的组合
D. 用access-list命令配置访问控制列表
E.
F.
【单选题】
下面哪个是正确的默认路由(default route)()___
A. route ip 172.0.0.0 255.0.0.0 s0
B. ip route 0.0.0.0 0.0.0.0 172.16.20.1
C. ip route 0.0.0.0 255.255.255.255 172.16.20.1
D. route ip 0.0.0.0 255.255.255.0 172.16.10.11 50
E.
F.
【单选题】
下面哪些操作系统默认支持PPPoE拨号客户端( )___
A. windows xp
B. windows 95
C. windows 98
D. windows 2000
E.
F.
【单选题】
下面哪一个设备最适合工作于两个信任程度不同的网络之间,并对两个网络之间的通信进行控制,通过强制实施统一的安全策略,防止对重要信息资源的非法存取和访问以达到保护系统安全的目的?___
A. 防火墙
B. 网关
C. 路由器
D. 入侵检测系统
E.
F.
【单选题】
下面哪种不是互联网专线的接入实现方式___
A. 窄带PBX
B. 协转
C. 光纤收发器
D. GPON
E.
F.
【单选题】
不属于TMN的管理功能模块的是:___
A. QAF
B. NLF
C. WSF
D. OSF
E.
F.
【单选题】
通过show reg onu link 1查看5506-07的类型为( )___
A. 340
B. 341
C. 345
D.
E.
F.
【单选题】
下面哪种情况下,ONU设备的业务全部中断 ___
A. POWER灯常亮
B. RUN灯闪烁
C. AUTH灯闪烁
D. LINK灯常亮
E.
F.
【单选题】
下面哪种专线不是移动公司为集团客户提供的专用服务___
A. VPN专线
B. 互联网专线
C. 无线DDN
D. 客户端内网线路
E.
F.
【单选题】
下面那个命令是创建数据库的命令( )___
A. createandb -s -t
B. createsapces -s -t
C. onstat -s
D.
E.
F.
【单选题】
下面那些告警会引发MS-AIS告警 ___
A. AU-LOP
B. RS-LOS
C. B1超限
D. B3超限
E.
F.
【单选题】
下面属于线路故障类型的是( )___
A. 停电
B. 法兰头
C. 单板故障
D. 纤芯中断
E.
F.
【单选题】
下面属于支路板告警的是( )___
A. TU_AIS
B. OOF
C. R_LOS
D. ETH_LOS
E.
F.
【单选题】
下面协议中那一个是工作在传输层并且是面向无连接的。( )___
A. IP
B. B、ARP
C. C、TCP
D. D、UDP
E.
F.
【单选题】
纤芯在光分纤盒.光分路器盒内的盘留不低于( )米.___
A. 0.2
B. 0.4
C. 0.5
D. 0.6
E.
F.
【单选题】
现场服务书不满意工单的判断标准为:用户对服务态度、服务质量、服务水平和处理历时四个选项中评价为 时,将判为不满意工单。___
A. 服务态度、服务质量、服务水平
B. 服务质量、服务水平、处理历时
C. 服务水平、处理历时、服务态度
D. 服务态度、服务质量、服务水平、处理历时
E.
F.
【单选题】
现场施工时,应先征求客户意见,按照客户选择的位置安装,布局要合理,室内尽量最大限度做到暗线;若需走线,应隐蔽卡钉并间隔( )cm钉一个;施工确需要挪动物品时,必须得到客户许可,搬动物品时,应小心避免任何损坏.___
A. 30-40
B. 50-60
C. 70-80
D. 90-100
E.
F.
【单选题】
退出client当前用户的操作是什么( )___
A. -1
B. -2
C. -3
D. -4
E.
F.
【单选题】
采用TP4协议栈时,一台UNIX最多能管理的网块数为( )___
A. 8
B. 16
C. 24
D. 32
E.
F.
【单选题】
现场用电脑认证上网正常,但远程无法PING通AP管理地址,也无法远程登陆管理,可能是由于下列哪种原因导致___
A. AP网关配置错误
B. AP在线用户数过多
C. AP被配置为802.11g/b 模式
D. 现场存在非法AP
E.
F.
【单选题】
现阶段TDM语音专线PRI链路D通道使用的数字通道速率是()。___
A. A.128Kbps
B. B.32Kbps
C. C.64Kbps
D. D.256Kbps
E.
F.
【单选题】
现在广泛使用的光纤接口类型是:( )___
A. ST卡接式方形接口
B. SC方形光纤接口
C. LC窄体方形光纤
D. FC带螺纹圆形形接口
E.
F.
【单选题】
限制光信号传送距离的条件,下面说法错误的是 :( )___
A. 激光器发模块发送功
B. 激光器收模块接收灵敏度
C. 发光模块的色散容限
D. 收光模块色散容限
E.
F.
【单选题】
线路板红灯常亮是何种故障?( ) ___
A. 本板硬件故障
B. B1误码越限
C. 发端时钟丢失
D. LOS
E.
F.
【单选题】
线性保护的倒换优先级为 ( )___
A. 保护闭锁>保护通道信号失效>强制倒换>工作信道信号失效>工作信道信号劣化>人工倒换
B. 保护闭锁>强制倒换>保护通道信号失效>工作信道信号失效>工作信道信号劣化>人工倒换
C. 强制倒换>保护闭锁>保护通道信号失效>工作信道信号失效>工作信道信号劣化>人工倒换
D. 强制倒换>保护通道信号失效>保护闭锁>工作信道信号失效>工作信道信号劣化>人工倒换
E.
F.
【单选题】
相对而言,下列几种电流中对人体的电击伤害程度最重的是( )___
A. 工频电流
B. 直流电流
C. 高频电流
D. 交流电流
E.
F.
【单选题】
相邻两个指针调整事件的间隔至少为多少帧?( )___
A. 无要求
B. 2帧
C. 5帧
D. 3帧
E.
F.
推荐试题
【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
【单选题】
) 1. Even Tony’s six-year-old son asked him ______ smoking.
A. stops B. stopped C. to stop D. stopping
【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
【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
【单选题】
4. If you read a lot, your life ______ full of pleasure.
A. will be B. is C. be D. was
【单选题】
5. The black bag _________ be Annas. She has a blue one.
A. should B. cant C. wouldnt D. could
【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
【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
【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
【单选题】
9. —What did Mr Green say to you?
— What a heavy rain! How did you come here? He asked________.
A. at all B. in fact C. in surprise D. as a result