相关试题
【多选题】
下列属于代维单位需要向移动公司递交的资料的有（ ）___
A. 工作总结
B. 报表
C. 巡检记录
D. 维护原始资料
E.
F.
【多选题】
下列属于电源线敷设的质量标准的是（ ）___
A. 电源线外皮应完整无损伤
B. 电源线布放应自然顺直，无明显扭绞和交叉
C. 电源线应与信号线缆放在同一线束内
D.
E.
F.
【多选题】
下列属于线路设备维护工作内容的是（ ）___
A. 技术管理
B. 优化改造
C. 对外配合
D. 日常巡视
E.
F.
【多选题】
下列选项中哪些是数据链路层的主要功能（ ）___
A. 决定传输报文的最佳路由
B. 提供对物理层的控制
C. 流量控制
D. 差错控制
E.
F.
【多选题】
下列有关 MAC地址的说法中正确的是（ ）___
A. 通常只有终端主机才需要 MAC地址，路由器等网络设备不需要
B. 以太网用 MAC地址标识主机
C. MAC 地址是一种便于更改的逻辑地址
D. MAC 地址固化在ROM中，通常情况下无法改动
E.
F.
【多选题】
下列有关光纤的说法哪些是正确的.（ ）___
A. 采用多模光纤时，信号的最大传输距离比单模光纤长
B. 多模光纤可传输不同波长不同入射角度的光
C. 多模光纤的成本比单模光纤低
D. 多模光纤的纤芯较细
E.
F.
【多选题】
下面关于光纤连接器描述正确的是（ ）___
A. FC：圆形带螺纹光纤连接器
B. ST：卡接式圆形光纤连接器
C. LC：方型光纤连接器
D. MT-RJ:收发一体的方型光纤连接器
E.
F.
【多选题】
下面关于设备光接口灵敏度的说法，正确的是（ ）___
A. 设备光接口的接收灵敏度是在一定误码率的情况下测得的，在此情况下无法保证长期运行不产生误码
B. 在业务开通过程时，保证设备的光接口接收的最小光功率为光板的接收灵敏度就可以了
C. 光接收灵敏度只和设备光接口的收光模块有关，和发光模块无关
D. 业务开通中只有设备注册成功，与光衰门限值无关
E.
F.
【多选题】
下面有关NAT叙述正确的是（ ）___
A. 通过配置将地址列表与地址池或端口IP地址关联，把符合地址列表中的数据报文的源地址进行转换；
B. 地址转换又称地址翻译，用来实现私有地址与公用网络地址之间的转换；
C. 内部网络的主机攻击外部网络时，在外部网络分析调试变得更加困难，因为内部网络的主机IP地址被屏蔽了；
D. 地址转换的提出为解决IP 地址紧张的问题提供了了一个有效途径；
E.
F.
【多选题】
小区内光缆采用墙壁敷设方式时，应避开（ ）和有强烈振动的地区.如无法避免，应采取保护措施.___
A. 高压
B. 高温
C. 潮湿
D. 易腐蚀
E.
F.
【多选题】
巡检完成后填写《家庭有线宽带小区维护季度巡检表》，需要经过（ ）确认.___
A. 第三方
B. 移动方
C. 代维方
D. 不需要签字
E.
F.
【多选题】
巡线员应具备有的技术档案和资料（ ）___
A. 架空光缆与电力线交越、防护资料
B. 光缆线路杆路设备主要维护规格表
C. 安全操作规程
D. 巡线员考核表
E.
F.
【多选题】
业务开通中通常说的设备端口包括（ ）___
A. 用于专线业务的下行ETH口
B. 用户路由器的ETH端口
C. 下行PON口、E1口、ADSL/VDSL、POTS
D. 上行口GE或10GE端口
E.
F.
【多选题】
业主维系的具体工作至少包括（ ）___
A. 物业及业主资料管理
B. 特殊站点出入管理
C. 业主走访与关怀
D. 业主纠纷管理
E.
F.
【多选题】
以下（ ）地址是192.168.15.19/28子网内的主机可用地址.___
A. 192.168.15.16
B. 192.168.15.29
C. 192.168.15.14
D. 192.168.15.17
E.
F.
【多选题】
以下查看告警操作路径哪些是正确的.（ ）___
A. “对象树”选项卡盘快捷菜单“当前告警”
B. “对象树”选项卡模块快捷菜单“当前告警”
C. 主菜单“告警”→“当前告警”
D. “对象树”选项卡管理域快捷菜单“当前告警”
E.
F.
【多选题】
以下对于光接入产品功率损耗参考值，描述正确的是（ ）___
A. 连接器的平均衰减损耗大约是0.25dB；
B. 冷接点的平均衰减损耗大约是0.3dB；
C. 1:32的分光器，平均衰减损耗大约是13.5dB
D. G.652光纤，1310nm波长平均衰减损耗大约是0.35dB；
E.
F.
【多选题】
以下关于 IP地址的说法正确的是（ ）___
A. IP 地址通常用点分十六进制来表示，例如：10.110.192.111
B. IP 地址是由 32 个二进制位组成的
C. IP 地址分为 A、C、D、E 五类
D. IP 地址可以固化在硬件中，是独一无二的
E.
F.
【多选题】
以下关于Trunk 端口、链路的描述正确的是（ ）___
A. Trunk 端口接收到数据帧时，当检查到数据帧不带有VLAN ID 时，数据帧在端口加上相应的PVID值作为VLAN ID
B. Trunk 链路可以承载带有不同 VLAN ID的数据帧
C. Trunk 端口的PVID 值不可以修改
D. 在 Trunk 链路上传送的数据帧都是带VLAN ID 的
E.
F.
【多选题】
以下关于分光器衰减说法正确的是（ ）___
A. 1:2分光器的衰减约为3dB
B. 1:16分光器的衰减约为15dB
C. 1:8分光器的衰减约为9dB
D. 1:4分光器的衰减约为6dB
E.
F.
【多选题】
以下哪几项属于电话服务注意事项.（ ）___
A. 代听电话，一定要主动地询问服务对象是否需要留言
B. 服务对象若多次不接听电话，也要保持心态平衡，改时再次拔打
C. 与服务对象通话的声音不要过大
D. 拔打预约电话时，应详细记录服务对象情况并与其确认预约时间、地点及相关的上门服务事项
E.
F.
【多选题】
以下哪些GPON LT板适用于ISAM 7360 FX.（ ）___
A. FGLT-A
B. NGLT-A
C. GLT4-A
D. NGLT-C
E.
F.
【多选题】
以下哪些不是IMS业务的重点客户.（ ）___
A. 家庭客户
B. 集团客户
C. 个人客户
D.
E.
F.
【多选题】
以下哪些是家庭宽带故障处理常用的.（ ）___
A. 笔记本电脑、ONU设备
B. 皮线光缆、光纤跳线、网线、水晶头
C. 螺丝刀、斜口钳、米勒钳、网线钳
D. 光功率计、热熔机或冷接工具、网线测试仪或寻线器
E.
F.
【多选题】
以下哪些因素会导致光路的衰减.（ ）___
A. 光纤衰耗
B. 分光器
C. 转接头
D. 溶接点
E.
F.
【多选题】
以下哪些原因会导致用户上网时，出现PPPOE用户拨号失败.（ ）___
A. 线路不通
B. 用户名/密码错误
C. 用户欠费
D. 拨号软件异常
E.
F.
【多选题】
以下属于代维单位职责的有（ ）___
A. 严格遵守保密协议
B. 严格遵守安全生产条例
C. 配合移动公司进行抢险救灾和应急保障工作
D. 配合进行工程竣工验收交接
E.
F.
【多选题】
以下属于检查光纤状况的方法的是（ ）___
A. 光纤是否插好
B. 光纤是否弯曲严重或有断线
C. 平均发送光功率是否正常
D. 接收光灵敏度是否正常
E.
F.
【多选题】
以下属于上门服务规范的是（ ）___
A. 如上门时用户不在家，下次直接上门。
B. 身穿干净、统一、整齐的标准工作服，佩戴统一格式的工作牌，注意仪容仪表
C. 经用户同意后进门，需换上鞋套，注意进门后不要东张西望
D. 主动自我介绍并出示工作牌，与用户效谈时态度亲切，注意言行举止
E.
F.
【多选题】
以下正确的是（ ）___
A. 夜间作业须有两人以上联合作业，方可实施
B. 发电机严禁在室内使用，，以免发生安全事故
C. 拔出插头时，应该紧握插头，严禁拉扯插头的软线
D. 无电工证人员禁止从事强电力工种的作业
E.
F.
【多选题】
用户网速慢有可能是自身局域网故障原因，常见有（ ）___
A. 网络环路
B. 电脑问题
C. 用户从网上大量下载P2P资源
D. 病毒攻击
E.
F.
【多选题】
用于OptiX 155/622子架的2M接口板是（ ）___
A. E75S
B. D12
C.
D. 75 D.
E. 75 E.
F.
【多选题】
有关VLAN，说法正确的是（ ）___
A. VLAN可以限制广播包的发送范围。
B. VLAN可以提高网络的安全性
C. VLAN技术是交换机的专用技术
D. IEEE802.3Q协议，介绍了支持标准虚拟网的基本原理
E.
F.
【多选题】
与SDH相比，DWDM在扩容时（ ）。 ___
A. 更容易中断原来的业务
B. 更容易保护原来的业务
C. 比较方便
D. 以上都错
E.
F.
【多选题】
员工在施工及维护作业时必须穿戴和使用劳动防护用品，应做到“三会”，“三会”是指（ ）___
A. 会选用性能合格的防护品
B. 会正确使用防护品
C. 会检查防护品的可靠性
D. 会维护保养防护品
E.
F.
【多选题】
在故障检测中，哪些工具可以帮助用来检测连通性.（ ）___
A. PING
B. TRACEROUTE
C. IPCONFIG
D. SHOW VERSION
E.
F.
【多选题】
在光缆敷设过程中，应严格注意光纤（ ），避免光纤被缠绕、扭转、损伤和踩踏.___
A. 拉伸长度
B. 光纤半径
C. 弯曲半径
D. 拉伸强度
E.
F.
【多选题】
在接维时必须核对的竣工文件包括（ ）___
A. 已安装的器材清单
B. 竣工测试记录
C. 建筑安装工程量总表
D. 已安装设备明细表
E.
F.
【多选题】
在接维时必须核对的协议合同包括（ ）___
A. 场地租用协议
B. 驻地网合同
C. 用电协议
D. 房租协议
E.
F.
【多选题】
在接维时必须核对的资源信息包括（ ）___
A. 钥匙
B. 标签（尾纤、设备、驻地网）
C. ODN资料表、PON局数据信息表等
D. 业务资源系统录入情况
E.
F.
推荐试题
【单选题】
The purpose of doing the experiment is _________.___
A. to train dogs for their owners
B. to help dogs find companion
C. to help people choose their pet dogs
D. to help people judge the mood of dogs
【单选题】
The underlined word "they" in the last sentence refers to __________.___
A. the trainers
B. the systems
C. the researchers
D. the dogs
【单选题】
The new law passed in Rome will ________.___
A. help improve fishing environment
B. stop people from catching goldfish
C. guarantee better conditions for goldfish
D. discourage keeping goldfish at home
【单选题】
People in Rome believe that the civilization of a city can be judged by _________.___
A. awareness of animal protection
B. exchanges with other cities
C. protection of ancient ruins
D. recognition of animal lovers
【单选题】
The underlined word "compassion" in Para 2 is the closest in meaning to __________.___
A. support
B. pity
C. help
D. love
【单选题】
People may break the law in Turin if they ________.___
A. keep their dogs or cats in cars
B. shut their dogs home all day long
C. raise their cats near ancient ruins
D. feed homeless animals in car parks
【单选题】
We can infer from the passage that _________.___
A. the owners can leave their dogs in hot cars
B. the cat only lives in modern life
C. the new law can prevent cruelty to animals
D. the new law gives recognition to the
people who feed homeless cat
【单选题】
If a person finds getting up early a problem, most probably ________.___
A. he is a lazy person
B. he refuses to follow his own energy cycle
C. he is not sure when his energy is low
D. he is at his peak in the afternoon or evening
【单选题】
Which of the following may lead to family quarrels according to the passage?___
A. Unawareness of energy cycles.
B. Familiar monologues.
C. A change in a family member's energy cycle.
D. Attempts to control the energy cycle of other family members.
【单选题】
If one wants to work efficiently at his low point in the morning, he should __________.___
A. change his energy cycle
B. overcome his laziness
C. get up earlier than usual
D. go to bed earlier
【单选题】
You are advised to rise with a yawn and stretch because it will __________.___
A. help to keep your energy for the day's work
B. help you to control your temper early in the day
C. enable you to concentrate on your routine work
D. keep your energy cycle under control all day
【单选题】
Which of the following statements is NOT true?___
A. Getting off to work with a minimum effort helps save one's energy.
B. Dr. Kletman explains why people reach their peaks at different hours of day.
C. Habit helps a person adapt to his own energy cycle.
D. Children have energy cycles, too.
【单选题】
An effective way to prevent the burnout of young athletes is __________.___
A. to increase their sense of success
B. to make sports less competitive
C. to reduce their mental stress
D. to make sports more challenging
【单选题】
According to the passage sport is positive for young people in that __________.___
A. it can help them learn more about society
B. it enables them to find flaws in themselves
C. it teaches them how to set realistic goals for themselves
D. it can provide them with valuable experiences
【单选题】
Many coaches and parents are in the habit of criticizing young athletes __________.___
A. without realizing criticism may destroy their self-confidence
B. in order to make them remember life's lessons
C. believing that criticism is beneficial for their early development
D. so as to put more pressure on them
【单选题】
According to the passage parents and coaches should __________.___
A. help children to win every game
B. pay more attention to letting children enjoy sports
C. train children to cope with stress
D. enable children to understand the positive aspect of sports
【单选题】
The author's purpose in writing the passage is _________.___
A. to persuade young children not to worry about criticism
B. to stress the importance of positive reinforcement to children
C. to discuss the skill of combining criticism with encouragement
D. to teach young athletes how to avoid burnout
【单选题】
As pointed out at the beginning of the passage, people used to think that air pollution _______.___
A. cause widespread damage in the countryside
B. affected the entire eastern half of the United States
C. had damaged effect on health
D. existed merely in urban and industries areas
【单选题】
As to the greenhouse effect, the author ________.___
A. share the same view with the scientist
B. is uncertain of its occurrence
C. rejects it as being ungrounded
D. thinks that it will destroy the world soon
【单选题】
The underlined word "offset" in the second paragraph could be replaced by _________.___
A. slip into
B. make up for
C. set up
D. catch up with
【单选题】
It can be concluded that ____________.___
A. raising the world's temperature only a few degrees would not do much harm to life on earth
B. lowering the world's temperature merely a few degrees would lead major farming areas to disaster
C. almost no temperature variations have occurred over the past decade
D. the world's temperature will remain constant in the years to come
【单选题】
This passage is primarily about __________.___
A. the greenhouse effect
B. the burning of fossil fuels
C. the potential effect of air pollution
D. the likelihood of a new ice age
【单选题】
What is the major function of paragraph 1?___
A. To arouse the reader's concern.
B. To introduce the theme of the whole passage.
C. To summarize the whole passage.
D. To state the primary uses of TV.
【单选题】
Television, as a source of entertainment, is ________.___
A. not very convenient
B. very expensive
C. quite dangerous
D. relatively cheap
【单选题】
Why are some people against TV?___
A. Because TV programs are not interesting.
B. Because TV viewers are totally passive.
C. Because TV prices are very high.
D. Because TV has both advantages and disadvantages.
【单选题】
One of the most obvious advantages of TV is that _________.___
A. it keeps us informed
B. it is very cheap
C. it enables us to have a rest
D. it controls our lives
【单选题】
According to the passage, whether TV is good or not depends on ___________.___
A. its quality
B. people's attitude towards it
C. how we use it
D. when we use it
【单选题】
What regulation was issued by New York State concerning beverage containers?___
A. A fee should be charged on used containers for recycling.
B. Throwaways should be collected by the state for recycling.
C. Consumers had to pay for beverage containers and could get their money back on returning them.
D. Beverage companies should be responsible for collecting and reusing discarded plastic soda bottles.
【单选题】
The returned plastic bottles in New York used to _____________.___
A. be turned into raw materials
B. be separated from other rubbish
C. have a second-life value
D. end up somewhere underground
【单选题】
The key problem in dealing with returned plastic beverage containers is ______________.___
A. how to reduce their recycling costs
B. to sell them at a profitable price
C. how to turn them into useful things
D. to lower the prices for used materials
【单选题】
Recycling has become the first choice for the disposal of rubbish because ______________.___
A. recycling causes little pollution
B. other methods are more expensive
C. recycling has great appeal for the jobless
D. local governments find it easy to manage
【单选题】
It can be concluded from the passage that ____________.___
A. recycling is to be recommended both economically and environmentally
B. local governments in the U.S. can expect big profits from recycling
C. rubbish is a potential remedy for the shortage of raw materials
D. landfills will still be widely used for waste disposal
【单选题】
The author chose to study engineering at a small liberal-arts university because he ________.___
A. intended to be a sensible student with noble ideals
B. wanted to be an example of practicality and rationality
C. intended to be a combination of engineer and humanist
D. wanted to coordinate engineering with liberal-arts courses in college
【单选题】
According to the author, by interacting with people who study liberal arts, engineering students can __________.___
A. broaden their horizons
B. receive guidance in their careers
C. become noble idealists
D. balance engineering and the liberal arts
【单选题】
In the eyes of the author, a successful engineering student is expected ______________.___
A. to be imaginative with a value system to guide him
B. to be a technical genius with a wide vision
C. to have an excellent academic record
D. to be wise and mature
【单选题】
The author's experience shows that he was ________.___
A. creative
B. ambitious
C. irrational
D. unrealistic
【单选题】
The underlined word "they" in "... together they threaten to confuse." (Para.5) refers to ____________.___
A. practicality and rationality
B. engineering and the liberal arts
C. reality and noble ideals
D. flexibility and a value system
【单选题】
It can be learned from the passage that the Ouchidas' house __________.___
A. failed to meet energy conservation standards
B. was designed and constructed in a scientific way
C. is well worth the money spent on its construction
D. is almost faultless from the point of energy conservation
【单选题】
What made the Ouchidas' new house a horrible dream?___
A. Lack of fresh air.
B. Gas leakage in the kitchen.
C. The newly painted walls.
D. Poor quality of building materials.
【单选题】
The underlined word "accentuate" (Para. 3) most probably means "________".___
A. worsen
B. accelerate
C. relieve
D. improve
