【单选题】
宁溧线安防摄像机用光端机上插入的光纤接头型号是____。
查看试卷，进入试卷练习
微信扫一扫，开始刷题
相关试题
【单选题】
当电子围栏发生打火时，首先应进行的操作是____。
A. 断开电子脉冲主机的空开
B. 联系分管技术员及厂家
C. 更换该段电线
D. 试触检查漏电情况
【单选题】
宁溧线脉冲电子围栏上有____根合金线。
【单选题】
宁溧线安防系统可以做到的事情包括____。
A. 触发电子围栏后直接联动公安报警
B. 监测入侵人员并释放电流攻击
C. 对监控范围内进行录像并保存一定时间内的录像
D. 识别摄像机拍摄的人员是否为公司员工
【单选题】
以下位置中没有安防设备的是____。
A. 车辆段
B. 空港新城江宁-柘塘
C. 中山湖-幸庄
D. 卧龙湖-溧水
【单选题】
宁溧线车载PIS中，以下不属于本专业维护的是____。
A. 车载PIS服务器
B. 车载扬声器
C. 车载摄像机
D. 车载硬盘存储
【单选题】
宁溧线单节客室车厢内有____个摄像机。
【单选题】
宁溧线单个司机室内有____个摄像机。
【单选题】
MDS屏可以做到____。
A. 实时调看本列车任一个摄像机
B. 可轮询本列车全部摄像机图像
C. 可调看摄像机在TDVR存储的录像
D. 以上全部
【单选题】
NVR存储的存储时间为____左右，根据列车断电情况略有不同。
A. 30天
B. 14天
C. 90天
D. 3天
【单选题】
列车每台NVR内配置____的硬盘。
A. 1块2TB容量
B. 1块1TB容量
C. 2块2TB容量
D. 2块4TB容量
【单选题】
客室摄像机采用____。
A. 普通半球
B. 红外半球
C. 普通球机
D. 红外球机
【单选题】
司机室摄像机采用____。
A. 普通半球
B. 红外半球
C. 普通球机
D. 红外球机
【单选题】
NMS服务器安装位置在____。
A. 各司机室设备柜
B. 各A客室设备柜
C. 各B客室设备柜
D. 各客室设备柜
【单选题】
CNS服务器安装位置在____。
A. 各司机室设备柜
B. 各A客室设备柜
C. 各B客室设备柜
D. 各客室设备柜
【单选题】
NVR安装位置在____。
A. 各司机室设备柜
B. 各A客室设备柜
C. 各B客室设备柜
D. 各客室设备柜
【单选题】
存储车载监控视频的存储的设备是____。
A. MDS
B. NMS
C. NVR
D. CNS
【单选题】
可供司机直接操作的车载视频设备是____。
A. MDS
B. NMS
C. NVR
D. CNS
【单选题】
NMS服务器的额定输入电压是____。
A. DC12V
B. DC24V
C. DC110V
D. AC220V
【单选题】
CNS服务器的额定输入电压是____。
A. DC12V
B. DC24V
C. DC110V
D. AC220V
【单选题】
NVR的额定输入电压是____。
A. DC12V
B. DC24V
C. DC110V
D. AC220V
【单选题】
客室/司机室摄像机的额定输入电压是____。
A. DC12V
B. DC24V
C. DC110V
D. AC220V
【单选题】
MDS可进行的操作不包括____。
A. 格式化NVR硬盘
B. 切换客室LCD直播/录播
C. 更改摄像机分辨率
D. 切换至九分屏
【单选题】
MDS位置在____。
A. 司机室
B. A客室
C. B客室
D. C客室
【单选题】
NMS服务器的电源接口为____。
A. 3针WAGO插座
B. 6针WAGO插座
C. 15针WAGO插座
D. 9针SubD9插座
【单选题】
NMS服务器指的是____。
A. 车厢网络服务器
B. 司机语音控制单元
C. 乘客紧急对讲装置
D. 网络媒体服务器
【单选题】
如果只有一节车厢的LCD屏均无视频，则可能出现故障的点包括____。
A. 该节车厢的CNS服务器
B. 一端的NMS服务器
C. 一端的MDS
D. 一端的NVR
【单选题】
以下车载PIS音量问题属于本方管理范畴的是____。
A. 车辆报站声音过大
B. 司机语音提示声音过大
C. 关门提示音过大
D. LCD显示屏声音过大
【单选题】
宁溧线每节客室车厢中的LCD显示屏为____块。
【判断题】
OTN可通过抑制计时器实现以太网防环。
【判断题】
OTN-X3M中是把四个OTN的帧封装成一个SDH的帧在光环中传送。
【判断题】
OTN-X3M中有两个时钟一个OTN本身的帧时钟一个是SDH帧时钟。
【判断题】
OTN-X3M中Rescoure Domain的带宽不可以通过OMS设置。
【判断题】
跳站回环通过配线架上的光纤接头的跳接实现
【判断题】
N42支持BORA卡的冗余，备用卡处于热备份状态
【判断题】
N42节点箱中配置两块BORA卡时，BORA卡是支持热插拔的
【判断题】
NSM板中的开关宁溧线是用来设置硬件版本的
【判断题】
N42节点箱的节点号是在BORA-X3M上设置的
推荐试题
【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
【单选题】
Why were cracks in old houses not a big concern?___
A. Because environmental protection was given top priority.
B. Because indoor cleanness was not emphasized.
C. Because they were technically unavoidable.
D. Because energy used to be inexpensive.
【单选题】
This passage is most probably taken from an article entitled "_________".___
A. Energy Conservation
B. Air Pollution Indoors
C. House Building Crisis
D. Traps in Building Construction
【单选题】
We need to plan ahead in order to ___________.___
A. keep a record of all the events
B. better organize our activities
C. store everything in our head
D. pile up little tasks neatly
【单选题】
Strategic times are best for us to ___________.___
A. save energy
B. check e-mails
C. study efficiently
D. organize activities
【单选题】
Which of the following could be used as a motivation to do our assignments?___
A. Remembering our urgent tasks.
B. Any activities we're eager to do.
C. Taking a break in the afternoon.
D. The promise to study efficiently.
【单选题】
What can help us to keep refreshed throughout the day?___
A. Doing some physical exercise.
B. Taking a short nap in the afternoon.
C. Rushing through some assignments.
D. Playing a game of chess with a friend.
