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【多选题】
在重特大火灾现场的无线通信三级组网中,属地支队最高指挥员(现场指挥部)分别在什么网上?请列全。___(难)(应急通信)
A. 支队管区覆盖网、火场指挥网;
B. 火场备用指挥网、总队指挥网;
C. 第三级网、火场战斗网;
D. 短波网、卫星网。
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答案
AB
解析
暂无解析
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【多选题】
光纤的种类很多,按其种类可以分为___。(易)(应急通信)
A. 多模光纤;
B. 单模光纤;
C. 单芯光纤;
D. 多芯光纤;
【多选题】
以下哪些是我们常说的3G技术___?(中)(应急通信)
A. GPRS;
B. TD-LTE;
C. CDMA;
D. CDMA-2000;
E. WCDMA;
F. TD-SCDMA.
【多选题】
无线电波传播主要有几种途径?___(中)(应急通信)
A. 地波传播
B. 天波传播
C. 视距传播
D. 水面传播
【多选题】
影响视距传播距离的主要因素是什么?___(易)(应急通信)
A. 天线高度
B. 发射功率
C. 接收灵敏度
D. 天线的方向系数
E. 波长等。
【多选题】
消防一级网的固定台一般设在___。(易)(应急通信)
A. 消防支队
B. 消防大队
C. 消防站
D. 指挥中心
【多选题】
消防部队一体化业务信息系统中消防综合业务平台的三个组成部分?___(中)(消防业务信息系统)
A. 身份与授权管理子系统
B. 门户集成子系统
C. 办公支撑子系统。
D. 数据交换系统
【多选题】
消防综合业务平台中的身份与授权管理子系统有哪几个部分组成?___(易)(消防业务信息系统)
A. 身份与授权管理子系统由用户身份管理模块
B. 用户授权管理模块
C. 日志审计模块
D. 系统管理模块。
【多选题】
车辆动态管理子系统是对出动消防车辆和人员的___等信息进行实时动态管理,并在地理信息平台上显示消防车辆位置、移动轨迹和方向等信息。(易)(消防业务信息系统)
A. 工作单位;
B. 工作身份;
C. 位置;
D. 速度;
E. 方向;
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【多选题】
目前在地级市的灭火救援指挥系统中,接处警用电子地图一般采用两种比例尺电子地图,它们是___(难)(应急通信)
A. 1:10000;
B. 1:5000;
C. 1:2000;
D. 1:1000;
E. 1:500;
【多选题】
灭火救援指挥系统中的车辆动态管理子系统主要完成对出动车辆和人员的___等信息进行实时动态管理。(易)(应急通信)
A. 位置;
B. 速度;
C. 方向;
D. 状态;
E. 移动轨迹;
F. 在位情况;
【多选题】
指挥调度子系统能实现___,或者通过现场灾害评估、力量计算情况反馈,进行临机调度,为扑救重特大火灾和处置特种灾害事故,甚至实现跨区域、多兵种协同作战实施调度指挥。(难)(应急通信)
A. 灾害判断;
B. 预案检索;
C. 力量调度;
D. 预案制作;
E. 短波通信;
【多选题】
应急通信保障人员经常性战备应该做好哪些工作?___(易)(应急通信)
A. 合理调配值班人员
B. 认真检测装备器材
C. 遂行出动保障
D. 重点单位预案制作
【多选题】
无线电台通信组织的原则是什么?___(易)(应急通信)
A. 统一规划
B. 分级组织
C. 严格管理。
D. 遵守纪行
【多选题】
消防卫星通信系统主要由哪些系统设备组成?___(易)(应急通信)
A. 天线系统
B. 射频系统
C. 中频系统
D. 用户设备组成。
【多选题】
常用的浏览器有哪些?___(易)(基础知识)
A. IE浏览器
B. 360浏览器
C. 谷歌浏览器
D. 百度浏览器
E. 火狐浏览器
【多选题】
常见的下载软件有哪些?___(易)(基础知识)
A. 迅雷
B. QQ旋风
C. 快车
D. 电驴
E. IE
【多选题】
主板的常见故障有哪些?___(易)(基础知识)
A. BIOS芯片损坏或被病毒破坏;
B. 外部接口故障;
C. 各种接口、插槽接触不良或者故障;
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【多选题】
信息安全包括哪几个方面?___(易)(基础知识)
A. 保密性
B. 真实性
C. 完整性
D. 未授权拷贝
E. 系统的安全性。
【多选题】
计算机病毒的主要特点有哪些?___(易)(基础知识)
A. 繁殖性
B. 传染性
C. 潜伏性
D. 隐蔽性
E. 破坏性
F. 可触发性
【多选题】
公安网上禁用的违规软件包括哪些?___(易)(基础知识)
A. 各种游戏软件
B. 点对点(P2P)文件共享类下载软件
C. 各种聊天软件
D. 视频播放软件
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常见的数据恢复软件有哪些?___(易)(基础知识)
A. Easy Recovery
B. Final data
C. R-Studio
D. Recovery My Files
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常用的杀毒安全防护软件有哪些?___(易)(基础知识)
A. 百度杀毒
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应如何选用程控交换机电源系统?___(难)(消防通信网络设备)
A. 应使用程控交换机专用通信电源。
B. 应配备后背电池组,能确保市电断电后继续满负荷供电2小时以上。
C. 市电网电压不稳的地区应使用UPS电源系统给程控交换机的电源供电。
D. 电源系统应有良好有效的防雷接地措施。
【多选题】
程控交换机的电源应如何维护?___(中)(消防通信网络设备)
A. 经常清扫机柜内卫生,防止异物引起漏电短路。
B. 经常检查电源各种信号指示是否正常。
C. 经常测试市电输入是否正常,稳压输出是否稳定。
D. 定期对电池作用常规放电,但要避免对电池作深度放电,使电池始终处于良好的工作状态,同时检查电源充放电是否正常。
E. 定期检测电源系统接地是否符合要求。
【多选题】
警灯警铃联动控制盒使用中应注意什么___(易)(消防通信网络设备)
A. 警灯警铃联动控制盒在接线时应确保控制盒和被控设备处于断电状态。
B. 必须按照控制回路端口的类型、使用方法正确连接外部设备。
C. 连接被控设备的电压和电流荷载不能超过控制端口的额定工作电压和工作电流。
【多选题】
卫星地面站的基本组成有哪几部分?___(易)(消防通信网络设备)
A. 天线及控制系统
B. 射频系统
C. 调制解调系统
D. 网管系统
【多选题】
卫星通信通常受什么因素影响?___(易) (消防通信网络设备)
A. 存在日凌中断和星蚀现象,天线受太阳噪声的影响较大;
B. 静止卫星通信在地球高纬度地区通信效果不好,两极地区为通信盲区;
C. Ku波段等10GHz以上频带受雨雪等降水的影响大。
D. 在山势陡峭的峡谷地带和城市高楼密集区,移动卫星站的对星信号容易被遮挡。
【多选题】
消防综合业务平台中的身份与授权管理子系统有哪几个部分组成?___(易)(消防通信网络设备)
A. 身份与授权管理子系统由用户身份管理模块
B. 用户授权管理模块
C. 日志审计模块
D. 系统管理模块
【多选题】
消防综合业务平台中的门户集成子系统包括哪几大模块?___(易)(消防通信网络设备)
A. 门户集成子系统主要包含用户身份统一认证
B. 待办提醒综合集成
C. 工作流管理
D. 资源统一发布。
【多选题】
消防综合业务平台中的办公支撑子系统包括哪些模块?___(难)(消防通信网络设备)
A. 公文处理
B. 个人文档
C. 事务管理
D. 在线邮件
E. 法律法规
F. 外事管理
【多选题】
一体化消防业务信息系统包括两大平台和五大业务信息系统,两大平台指的是哪两大?___(易)(消防通信网络设备)
A. 基础数据平台
B. 公共服务平台
C. 信息管理平台
D. 人员管理平台
【多选题】
一体化消防业务信息系统包括两大平台和五大业务信息系统,请问五大业务信息系统指的哪五大?___(难)(消防通信网络设备)
A. 灭火救援指挥系统
B. 消防监督管理系统
C. 部队管理系统
D. 社会公众服务平台
E. 综合统计分析信息系统
F. 火灾统计分析系统
【多选题】
消防业务信息系统中公共服务平台包括四个部分,也就是我们统称的四个平台,请问是哪四个?___(中)(消防通信网络设备)
A. 消防综合业务平台
B. 服务管理平台
C. 信息交换平台
D. 地理信息服务平台
E. 社会公众服务平台
【多选题】
无线电台每天检查的内容有哪些?___(易)(应急通信)
A. 噪音消失点变化是否大
B. 送话器的按键开关按下去后是否确定工作
C. 天线插座、电源插头连接是否良好
D. 外接话筒是否损坏、话筒接口是否按紧
E. 与总队联系是否保持电通
【多选题】
通信员发挥参谋和助手作用的基本活动领域有哪些?___(易)(应急通信)
A. 接警调度领域
B. 出动途中领域
C. 后勤领域
D. 火场领域
【多选题】
天线按制式的不同可分为:___(易)(应急通信)
A. 全向天线
B. 定向天线
C. 鞭状天线
D. T形天线
E. F形天线
【多选题】
无线电通信是指利用电磁波的___和( ),经过空间(地下、水下)传送信息的通信方式。(中)(应急通信)
A. 辐射
B. 传播
C. 专用频道
D. 图像
【多选题】
在个人计算机系统中,常见外存储器有___ (易)(基础知识)
A. 光盘存储系统
B. 随机存储器RAM
C. 磁盘存储系统
D. 只读存储器ROM
【多选题】
以下是个人计算机常用的输出设备___ (易)(基础知识)
A. 打印机
B. 扫描仪
C. 键盘
D. 显示器
【多选题】
在使用、维护计算机时应当注意:___ (易)(基础知识)
A. 在硬盘灯亮的时候不要切断电源
B. 不要让硬盘受到强的冲击、碰撞
C. 定期用酒精清洗
D. 如果染上病毒,应及时采用高温消毒
推荐试题
【单选题】
Q1: What happened when Stephen tried to remove a bottle of milk from the refrigerator?___
A. He broke the milk bottle .
B. He fell down on the floor .
C. He made a mess inside the refrigerator .
D. He spilled the milk over the kitchen floor .
【单选题】
Q2: What did Stephen’s mother do when she came into the kitchen?___
A. She gave him a long lecture .
B. She shouted at him in anger .
C. She enjoyed the wonderful mess .
D. She cleaned up the mess with him .
【单选题】
Q3: What did Stephen’s mother teach him later?___
A. How to do an experiment .
B. How to carry a milk bottle .
C. How to clean up spilled milk .
D. How to avoid making mistakes .
【单选题】
Q4: What did Stephen learn from this experience?___
A. Mistakes can become learning  opportunities .
B. Mistakes are just like scientific  experiments .
C. One should sometimes make mistakes .
D. One should try to avoid making mistakes .
【单选题】
Q1: Why is surfing the man’s favorite activity?___
A. Because he likes the sunny weather.
B. Because he wants to challenge himself .
C. Because it can help solve his sleeping problem .
D. Because it can help him forget all his  troubles .
【单选题】
Q2: What is the woman going to do this weekend?___
A. To go sailing .
B. To go surfing .
C. To go to the beach .
D. To go to her nephew's .
【单选题】
Q3: What does the woman love doing?___
A. Going to visit relatives.
B. Enjoying the warm sun on the beach .
C. Building sand castles with her niece and  nephew .
D. Playing in the sand and jumping in the  waves .
【单选题】
Q4: What does the man remember doing with his brothers?___
A. Surfing in the sea .
B. Collecting seashells .
C. Building sand castles .
D. Jumping in the waves .
【单选题】
Q1: According to the survey, what percentage of British adults watched TV in theirfree time?___
A. 89 percent .
B. 84 percent .
C. 76 percent .
D. 71 percent .
【单选题】
Q2: Which age group would be the most likely to visit their friends and relatives?___
A. People aged 16 to 24
B. People aged 25 to 34 .
C. People aged 16 and over .
D. People aged 55 and over .
【单选题】
Q3: What does the speaker say about listening to music as a leisure activity for British people?___
A. People aged 16 to 24 preferred listening to  music most .
B. It was getting more and more popular  among the British people .
C. It was the third most popular activity  among people aged 55 and over .
D. People aged 25 to 34 listened to music  more often than those aged 16 to 24 .
【单选题】
Q4: According to the survey, how are leisure activities related to age?___
A. Older people go out to pubs more often . frequently .
B. Younger people go to the cinema less frequently.
C. Older people spend more time reading and  gardening .
D. Younger people spend less time visiting  friends and family .
【单选题】
Q1: Why was the girl excited?___
A. She is going to have a lot of vanilla ice  cream .
B. She won the spelling competition at her  school .
C. She is going to the state capital for a  competition .
D. She "excellence"correctly,but others didn't .
【单选题】
Q2: What happened when the man was 13 years old?___
A. His family moved to Sacramento to settle  down .
B. His family bought him a new suit and a  new tie .
C. He went to Sacramento for a spelling  competition .
D. He won the first prize in the state spelling  competition .
【单选题】
Q3: Why did the man’s mom give him a big hug?___
A. To make him feel better after he lost the  first prize .
B. To apologize for not buying him some ice  cream .
C. To wish him good luck in the next  competition .
D. To congratulate him on winning the first  prize .
【单选题】
Q4: What color is the girl going to wear for her next competition?___
A. Red .
B. Blue .
C. Green .
D. Yellow .
【单选题】
Q1: What is this passage mainly about?___
A. Superstitions and science .
B. Tips on how to have good luck .
C. Superstitions in the United States .
D. Rational and superstitious societies .
【单选题】
Q2: According to the passage, what is considered as bad luck?___
A. Walking under a ladder .
B. Dreaming of a black cat .
C. Hanging a mirror in the house .
D. Stepping on one's own shadow .
【单选题】
Q3: Why is it considered bad luck to see a black cat crossing one’s path?___
A. Because black cats look like witches . e witches .
B. Because black cats were thought to be witches .
C. Because black cats bring seven years of bad luck .
D. Because black cats are hard to notice in darkness .
【单选题】
Q4: According to the passage, what will bring people good luck?___
A. Breaking a mirror on purpose .
B. Catching a falling leaf on one's birthday .
C. Finding a on the ground and picking it up .
D. Dreaming of blowing out the candles in one blow .
【单选题】
Q1: How long will the woman spend on her way to and from work by high-speed train?___
A. 4 hours .
B. 2 hours .
C. 1.5 hours .
D. 45 minutes .
【单选题】
Q2: When does the woman arrive back home by subway?___
A. At 8 .
B. At 7 .
C. At 6 .
D. At 5 .
【单选题】
Q3: According to the woman, in what way will the new high-speed train be a big help to her?___
A. She can either read or rest a little on the  train .
B. She can read and respond to emails onthe  train .
C. She can travel to many different parts of  the city .
D. She can go shopping on her way home  from work .
【单选题】
Q4: How will the new high-speed train affect the man?___
A. He can take the train to the old part of the  city .
B. He can save a lot of money when he takes  the train .
C. He can save 20 minutes to go to work with  the train .
D. He can take the train to the airport instead  of driving .
【单选题】
Q1: How much time on average do Americans spend on their way to work?___
A. About an hour .
B. More than an hour .
C. About half an hour .
D. More than one and a half hours .
【单选题】
Q2: What is the present situation about Americans’ commuting to work?___
A. More and more Americans spend over an  hour getting to work .
B. Over 10 percent of Americans spend less  than an hour getting to work .
C. Only New York people spend more than  90 minutes getting to work .
D. Over 10 percent of Americans spend more  than 90 minutes getting to work .
【单选题】
Q3: Why does Steven choose to have an extreme commute?___
A. Because gas prices are not high .
B. Because the commute is not tiring .
C. Because he can attend a better school .
D. Because he can have his favorite lifestyle .
【单选题】
Q4: Which of the following is the disadvantage of long commutes?___
A. Traffic jams .
B. Expensive housing .
C. Poorer life quality .
D. A tiring and boring trip .
【单选题】
Q1: What did Katy like about Jason’s last Halloween party?___
A. She liked playing an interesting game .
B. She enjoyed seeing many of her old friends .
C. She enjoyed wearing her Halloween costume .
D. She liked the decorations in Jason's front yard .
【单选题】
Q2: What is the actual reason that Katy doesn’t want to attend Jason’s party?___
A. None of her friends likes Jason .
B. None of Jason's guests is young .
C. She wants to go to Linda's party ..
D. She went to Jason's party last year .
【单选题】
Q3: What is special about Linda’s party?___
A. The party will last four hours .
B. Six people will attend the party .
C. They will have huge bags of candy .
D. They will play a new game called "GuessWho ".
【单选题】
Q4: What will Katy do to solve her problem?___
A. Go to Jason's party .
B. Go to Linda's party .
C. Attend both Jason's and Linda's parties .
D. Celebrate Halloween with her parents .
【单选题】
Q1: What is special about this year’s Black Friday shopping?___
A. Some stores offered bigger holiday discounts .
B. Some stores provided more choices of nightlife.
C. Some stores made efforts to attract young people .
D. Some stores opened much earlier than they used  to .
【单选题】
Q2: Why did some stores open at midnight on Thanksgiving night?___
A. To attract young customers .
B. To beat other stores for sale.
C. To let people sleep late the next day .
D. To keep people stay up for the night .
【单选题】
Q3: How many Black Friday shoppers were reported to go to the shops at midnight this year?___
A. 24 percent .
B. 37 percent .
C. 9.5 percent .
D. 23.5 percent .
【单选题】
Q4: What can we learn about the 15-year-old Jenny?___
A. She and her cousins went back home at midnight .
B. She liked the traditional 4 a.m. Black Friday.
C. She preferred midnight shopping to early  morning shopping .
D. She and her cousins got up very early to buy  discounted items .
【单选题】
Q1: Why did the woman decide to do a triathlon?___
A. Because she did it in college .
B. Because she wanted to be tough .
C. Because her sister did it and liked it .
D. Because her sister said it was good for her .
【单选题】
Q2: When did the man first do a triathlon?___
A. Last year .
B. In college .
C. Last week .
D. In high school .
【单选题】
Q3: How does the man feel about running?___
A. Boring.
B. Scaring .
C. Exciting .
D. Interesting .
【单选题】
Q4: Why doesn’t the woman like swimming in the triathlon?___
A. Because she fears that a big fish might eat  her .
B. Because she fears that she would get lost in  lakes .
C. Because she doesn't want to scare away  small fishes .
D. Because she doesn't like swimming with  many people .
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