【单选题】
一个4口HUB，分别连接4台主机，那么这个网络结构中有几个冲突域.（ ）___
A. 1
B. 3
C. 2
D. 4
E.
F.
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相关试题
【单选题】
对于多点的SDH网络，网管是通过设备的__通道对网元进行管理？( )___
A. DCA
B. DC
C. DCC
D. DCD
E.
F.
【单选题】
依据《安全生产法》的规定，生产经营单位的建设项目的安全设施必须做到三同时，即生产经营单位新建、改建、扩建工程项目的安全设施，必须与主体工程（ ）___
A. 同时审批、同时设计、同时施工
B. 同时设计、同时施工、同时投入生产和使用
C. 同时勘察、同时设计、同时施工
D. 同时施工、同时投入生产和使用
E.
F.
【单选题】
移机是指旧址拆机和新址（ ）的相关工作.___
A. 室内布线
B. 开通
C. 接线
D. 打洞
E.
F.
【单选题】
以下ONT终端设备中，不属于GPON ONT范畴的是（ ）___
A. RG200O-BA
B. I-010G-T
C. O-080E-Q
D. O-16160E-A
E.
F.
【单选题】
以下哪个部分不属于FTTX的组成部分（ ）___
A. OLT
B. ONU
C. OMU
D. ODN
E.
F.
【单选题】
以下哪种情况可以不穿着有移动LOGO的服装开展服务工作（ ）___
A. 在已知服务对象存在排斥情绪的情况下
B. 在室外开展工作时
C. 少数民族代维人员
D.
E.
F.
【单选题】
以下有关OSPF网络中BDR的说法正确的是（ ）___
A. 一个OSPF区域（AREA）中只能有一个BDR
B. 某一网段中的BDR必须是经过手工配置产生
C. 只有网络中priority第二大的路由器才能成为DR
D. 只有NBMA或广播网络中才会选举BDR
E.
F.
【单选题】
用后向法测试光纤线路损耗所用仪表为（ ）___
A. 光时域反射仪OTDR
B. 衰耗器
C. 电平表
D. 光源、光功率计
E.
F.
【单选题】
用户的PC出现故障（包括网卡，拨号软件出现问题）用户MODEM出现故障拨号提示什么错误代码.（ ）___
A. 691
B. 678
C. 674
D. 676
E.
F.
【单选题】
用户帐号欠费拨号提示什么错误代码.（ ）___
A. 651
B. 691
C. 678
D. 676
E.
F.
【单选题】
Dtbackup中导出用户日志应该选择的是（ ）___
A. commandlog
B. emucommandlog
C. uesrlog
D. user
E.
F.
【单选题】
C300查看CPU占用率的指令为（ ）___
A. show CPU
B. show system
C. show running
D. show processor
E.
F.
【单选题】
对于多个小区业务中断或局端设备宕机引起大面积故障或引发大面积投诉的，应立即上报（ ）同时做好客户解释工作.___
A. 市场管理部门
B. 维护管理部门
C. 工程施工部门
D. 营销人员
E.
F.
【单选题】
有线业务耗材集采供应商的选择由（ ）___
A. 双方共同
B. 双方随意
C. 移动公司
D. 代维公司
E.
F.
【单选题】
远程登录网络设备的命令是（ ）___
A. IPCONFIG
B. TELNET
C. PING
D. TRACERT
E.
F.
【单选题】
在 IE 浏览器中，采用（ ）可将Web 网页中的图片保存到指定文件夹.___
A. 选择编辑菜单下的粘贴图片
B. 在图片上单击右键，选择弹出菜单中的图片另存为…
C. 选择文件菜单下的图片另存为…
D. 选择收藏菜单下的添加到收藏夹
E.
F.
【单选题】
在FTTX业务出现退出服务、业务中断故障后，现场工程师应通常首先采用以下那种方法来进行故障定位.（ ）___
A. 在上层各级设备依据不同业务的VLAN起三层接口互ping测试
B. 测试ONU光功率
C. 拔插单板
D. 重启设备
E.
F.
【单选题】
在GPON的网络结构中，介于OLT和用户侧ONU设备之间的设备是（ ）___
A. CMNET设备
B. 分光器
C. PBX设备
D. 交换机
E.
F.
【单选题】
在OSPF同一区域（区域A）内，下列说法正确的是（ ）___
A. 每台路由器生成的LSA都是相同的
B. 每台路由器根据该最短路径树计算出的路由都是相同的
C. 每台路由器根据该LSDB计算出的最短路径树都是相同的
D. 每台路由器的区域A的LSDB(链路状态数据库)都是相同的
E.
F.
【单选题】
在OTDR曲线上的尖峰，有时是由于离入射端较近且强的反射引起的回音，这种尖峰被称之为（ ）___
A. 鬼影
B. 盲区
C. 拖尾
D. 峰值
E.
F.
【单选题】
在PON的国际标准中，GPON提供上行（ ）bps传输速率.___
A. 2.5G
B. 0.5G
C. 2.488G
D. 1.244G
E.
F.
【单选题】
在PTN的同步网络中，同步以太网的可以实现什么同步：( )___
A. 相位
B. 频率
C. 时间
D. 震幅
E.
F.
【单选题】
在敷设蝶形光缆时，主要牵引力应加在光缆的（ ）___
A. 加强构件
B. 组成构件
C. 合成构件
D. 护套构件
E.
F.
【单选题】
对于非结构化的ces业务，端口类型应该设置为（ ）___
A. crc4-复帧
B. double帧
C. 非成帧
D. 不设置帧格式
E.
F.
【单选题】
DWDM系统中，以下哪项是无源器件（ ）___
A. OMU、ODU
B. 光波长转换器OUT
C. OA
D. 中继器使用OUT
E.
F.
【单选题】
在服务工作中，遇用户多次提出或改变要求时，正确的做法是（ ）___
A. 不接受客户任何改变要求
B. 对用户提出的个性化要求在符合规定、条件允许的情况下应予满足
C. 对于客户提出一些非工作范围内的需求，表示不耐烦
D. 用户的不当要求，搪塞敷衍用户
E.
F.
【单选题】
在服务中对客户提出的要求不清楚或没有把握时，应如何应对（ ）___
A. 应满足客户任何要求
B. 应给予耐心解释并婉言拒绝
C. 详细记录，请示上级后尽快将解决方案或处理结果反馈给客户
D. 当做没听到
E.
F.
【单选题】
在光通信中，若光纤上承载的是波长为1490nm的光信号，每公里的损耗大概是（ ）___
A. 0.72dB
B. 0.36dB
C. 0.18dB
D. 0.90dB
E.
F.
【单选题】
在光纤接头中，LC和SC型连接器都属于（ ）___
A. 椭圆
B. 矩形
C. 圆锥形
D. 圆形
E.
F.
【单选题】
在华为FTTB ONU新开局时，哪个Tcont索引类型不能用于业务开通.（ ）___
A. Tcont 2
B. Tcont 0
C. Tcont 127
D. Tcont 1
E.
F.
【单选题】
在架空光缆的架挂中，光缆挂钩卡挂间距要求为（ ）cm,允许偏差不大于3cm.___
A. 60
B. 50
C. 70
D. 80
E.
F.
【单选题】
在配置ONT模板时，那种类型ONU可以选择SNMP管理模式.（ ）___
A. A类
B. B类
C. C类
D. A、B、C类
E.
F.
【单选题】
在通信线路设备障碍段落划分中，用户光缆线路障碍是指（ ）___
A. 用户复用设备
B. 用户终端设备
C. 交换传输局ODF外侧与用户终端设备之间的光缆线路
D. 两交换传输局ODF外侧之间的光缆线路
E.
F.
【单选题】
在完成家庭宽带小区预覆盖建设后，由哪个部门在资源管理系统进行相关数据录入.（ ）___
A. 财务部门
B. 维护部门
C. 市场部门
D. 工程建设部门
E.
F.
【单选题】
对于复用段保护环，设置环路时应按如下方向___
A. 东收东发
B. 东发西收
C. 西收西发
D. 东收西发
E.
F.
【单选题】
在网络诊断测试中，用于显示当前的TCP/IP配置的设置值的指令为（ ）___
A. tracert
B. ipconfig
C. ping
D. nslookup
E.
F.
【单选题】
EMU的MAC地址就是( )___
A. 0xac 0xe0 +IP地址
B. 0xac 0xe0 +IP地址的前两位
C. 0xac 0xe0 +IP地址中间两位
D. 0xac 0xe0 +IP地址后两位
E.
F.
【单选题】
在业务保障分级要求中AAA级服务投诉渠道有（）___
A. 统一信息平台
B. 绿色通道
C. 10086-8
D.
E.
F.
【单选题】
在以太网中，双绞线使用（ ）与其他设备连接起来.___
A. RJ-11接口
B. BNC接口
C. AUI接口
D. RJ-45接口
E.
F.
【单选题】
在装机服务工作中，对客户提出的要求，在符合规定、条件允许的情况下，应（ ）___
A. 给予耐心解释并婉言拒绝
B. 予以满足
C. 当场承诺
D. 请示上级后尽快将解决方案或处理结果反馈给客户
E.
F.
推荐试题
【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
【单选题】
10. I often see Tom on the playground．When I passed the playground yesterday, I saw him ．
A. play; playing B. to play; play C. playing; to play D. playing; play
【单选题】
11. — Mum, could I have ____________ to drink?
— Oh, dear．You can only drink some water．There is _________ in the kitchen．
A. anything; else something B. anything; something else
C. something; else nothing D. something; nothing else
【单选题】
12. We all know that learning a foreign language _______ time and effort.
A. requires B. reduces C. removes D. repeats
【单选题】
13. Her son __________ Coke, but now he __________ milk．
A. is used to drinking; used to drink B. used to drink; uses to drink
C. used to drink; is used to drinking D. is used to drink; is drinking
【单选题】
14. I don’t know the teacher is talking with Miss Wang．
A. what B. whom C. who D. which
【单选题】
15.Millie does __________ that many people are thankful to her．
A. such an important and helpful job B. so important and helpful work
C. a very important and helpful job D. such an important and helpful work
【单选题】
16. I think eating more vegetables is good _______ our health.
—Yes, I agree _______ you.
A. at, to B. for, with C. to, to D. for, to
【单选题】
17. I often go on holiday with my parents _____ summer.
A. in B. at C. on D. of
【单选题】
18. I called you at 4:00 yesterday afternoon, but nobody answered.
Sorry, I ______ with my friends at that time.
A. had swum B. swam C. would swim D. was swimming
【单选题】
19.––Who is on the playground? ---__________．
A. Never B. None C. No one D. A lot
【单选题】
20. The schoolboy ______ a blind man cross the street yesterday.
A. helps B. helped C. will help D. has helped
【单选题】
21. —The 2010 World Expo which will last 184 days will be held in Shanghai on May 1st.
—________exciting news! We shall try our best to support it.
A. How B. How an C. What D. What an
【单选题】
22. They preferred ______ in bed rather than _____ horses．
A. to lie; to ride B. lying; riding C. lying; ride D. to lie; ride
【单选题】
23. —What was Jim wearing at the party?
— Nothing _______. He was in his usual shirt and jeans.
A. special B. simple C. important D. interesting
【单选题】
24. The 2016 Olympic Games ________ in Brazil. Would you like to go there?
Maybe, if possible.
A. are held B. will be held C. were held D. have been held
【单选题】
25. — David, look at the man in white over there．Can you tell me _______ ?
—He is a doctor．
A. who is he B. who he is C．what does he do D. what he does
【单选题】
( ) 26.With help from a Mr. H, you can__________.
A. stop wearing your watch B. get new books and objects
C. finish your homework on time D. know when parents or teachers are near
【单选题】
( ) 27. A PENGO WATCH CONTROL can help you to ______________.
A. repair your TV B. put away your books and objects
C. become a James Bond D. get a daily weather report
【单选题】
( ) 28. You can get your Mr. H for___________.
A. $299 B. $499 C. $199 D. $99
【单选题】
( ) 29. When was canned food invented?
A. In 1870. B. In 1810. C. In 1902. D. In 1926.
