【简答题】
试分析空调预冷模式：（摘自维修手册）
答：如果系统一开机即检测到温度Ti>27℃，则执行预冷模式。新风阀关闭，回风阀打开，机组执行全回风模式。当接收到MVB 网络预冷结束命令，或者当室内温度达到目标温度时，或者预冷持续15 分钟后，预冷状态结束，此时系统新风阀，回风阀均打开。
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相关试题
【单选题】
项目治理框架为项目相关方提供管理项目的结构、过程、角色、职责、终责和决策模型。项目治理框架的内容包括以下各项，除了：
A. 阶段关口或阶段审查
B. 识别、上报和解决风险及问题
C. 超出项目经理职权的决策制定、问题解决和需上报议题
D. 执行关于项目的范围、时间、成本管理方面的决策
【单选题】
项目经理负责管理一个项目，该项目将实施一项新技术。若要识别与项目相关的风险，项目经理可以使用如下各项作为工具，除了：
A. 头脑风暴
B. 项目管理计划
C. 专家判断
D. 引导
【单选题】
公司的新产品系列将在两个月内发布，95%的项目任务均已完成。但是，管理层却决定终止产品发布并取消项目。 项目经理下一步该怎么做？
A. 立即停止所有项目任务
B. 按原计划完成项目
C. 释放资源并记录项目状态
D. 收尾项目并更新经验教训
【单选题】
在团队会议期间，三名项目相关方对项目管理计划的意见不一致。其中一名相关方告诉其他相关方项目流程拥有授权序列。另外两名相关方感到困惑，因为在他们参加的上一次会议中并未提到该信息。
A. 为每次会议制作会议纪要
B. 向每个团队成员发送电子邮件提醒，详细说明会议讨论
C. 检查当前沟通方法
D. 更新沟通管理计划
【单选题】
一名项目相关方对一些项目可交付成果的验收标准提出异议，该异议将在下一次项目指导会议期间解决。项目经理必须在会议前向委员会主席介绍详情。
A. 更新风险登记册
B. 审查工作绩效数据
C. 查看质量管理计划
D. 确定项目相关方所提出问题的根本原因
【单选题】
为了估算项目，项目经理希望知道一项没有历史数据的关键活动持续时间。这项活动的专家位于不同国家，项目经理需要收集他们的反馈。
A. 德尔菲技术
B. 根本原因分析
C. 焦点小组会议
D. 头脑风暴
【单选题】
一个新项目的可交付成果拟通过英语和西班牙语发送电子邮件。但西班牙语的电子邮件被错发成英语，项目团队纠正了这个问题。
A. 沟通管理计划
B. 历史信息
C. 问题日志
D. 经验教训文件
【单选题】
项目团队成员将因杰出工作和满足项目成本目标而获得奖励，高级经理向项目经理询问团队成员可用性和旅行偏好，项目经理可以在哪里获得此奖励的定义标准和频率？
A. 责任分配矩阵（ram）
B. 项目管理计划
C. 人员解散计划
D. 资源管理计划
【单选题】
项目已接近完工。董事总经理坚定地认为，该产品可令公司效率提高30%。然而，许多最终用户抱怨产品难以使用。项目经理应该怎么做？
A. 请求其他最终用户提供意见
B. 说服董事总经理重新考虑一些产品功能
C. 收集负面用户反馈，并签发变更请求
D. 收集用户反馈并审查商业论证
【单选题】
项目经理加入一个项目，但项目团队缺乏必要的技能，来产生一个关键可交付成果。项目经理应该怎么做?
A. 将该可交付成果分配给一名拥有学习新技能能力的团队成员
B. 与项目发起人协商，聘请拥有必要技能的外部资源
C. 终止执行项目，直到必要的资源出现
D. 将培训作为项目管理计划中项目工作的组成部分
【单选题】
一个严苛的项目相关方坚持要增加项目需求。项目经理希望满足该请求，但是许多需求超出预算并与商业要求不一致。
A. 仅批准符合预算并与商业需求一致的请求
B. 将请求提交给变更控制委员会（ccb）
C. 与项目发起人开会，根据项目范围说明书评审并批准请求
D. 拒绝请求，并通知项目相关方
【单选题】
项目经理正与一名承认未使用章程的同事讨论项目章程。为了向同事说明项目章程的重要性，项目经理表明项目章程很重要，因为项目章程的批准即意味着下列哪一项？
A. 启动阶段可以开始
B. 执行阶段正式开始
C. 详细需求清单的正式批准
D. 项目的正式授权
【单选题】
某个新项目将使用特定软件发布，在项目启动大会上，一名团队成员记起在之前的一个项目他们已经使用了该软件工具的第一版，但该软件造成许多问题，该项目经理接下来应该怎么做？
A. 项目团队成员解释说，自上一个项目后，技术已经发生了很大变化，以后不会发生问题
B. 查看过往项目的经验教训说明，识别新项目中的类似风险
C. 立即将潜在风险上报给项目发起人，以便能够获得额外的资金
D. 结束项目并收集经验教训，让未来的项目可以从该经验教训中获益
【单选题】
项目经理加入一个设计阶段接近完成的项目。虽然客户已经批准所有设计图纸，但项目经理发现包含在最终设计中的多项客户变更。这些变更尚未经过审核和批准。
A. 让客户提交变更请求记录这些变更
B. 提交ccb进行变更审批
C. 与相关方修改变更管理流程
D. 停止所有工作，减轻这些变更对成本、时间和质量的影响
【单选题】
关于项目相关方，如下说法都是正确的，除了：
A. 相关方可能影响项目决策、活动或结果的个人、群体或组织
B. 相关方可能会受或自认为会受项目决策、活动或结果影响
C. 项目相关方来自项目内部
D. 相关方可能主动或被动参与项目，甚至完全不了解项目
【单选题】
风险管理的一个常见错误是：关注形式上的记录，而忽略执行风险应对计划。实施风险应对计划的目的有很多，包括如下各项，除了：
A. 管理整体项目风险敞口
B. 最小化单个项目威胁
C. 最大化单个项目机会
D. 量化统计项目整体风险的基本情况
【单选题】
在项目过程中，遇到供应商缺货的问题。项目经理需要跟相关方进行问题处理。常见的问题解决步骤包括如下各项，其中问题识别之后的步骤是：
A. 定义问题
B. 调查问题
C. 解决问题
D. 分析问题
【单选题】
项目经理需要具备多种能力才能让项目成功。其中一点很重要的技能是战略和商务管理技能。以下各项都属于项目经理需要具备的战略和商务管理技能，除了：
A. 向其他人解释关于项目的必要商业信息
B. 针对每个项目裁剪传统和敏捷工具、技术和方法
C. 与项目发起人、团队和主题专家合作制定合适的项目交付策略
D. 以实现项目商业价值最大化的方式执行策略
【单选题】
风险管理计划和风险登记册不同，又有一些关系。如下关于两者的说法都是正确的，除了：
A. 风险登记册是对风险的详细记录
B. 风险管理计划包含风险登记册
C. 风险管理计划是记录了如何管理风险的一些宏观方法
D. 风险管理计划中包含风险分解结构
【单选题】
一家公司计划推出一个新的数字银行解决方案。在项目启动时，识别到一个关键依赖关系，需要在产品推出前获得监管部门的批准。这被添加到风险登记册，并由项目经理积极监控。目前，仍未得到监管部门的批准，这可能会导致产品推出延期。
A. 准备风险应对措施
B. 在风险登记册中更新并跟踪该风险
C. 调整项目进度计划，包含应急应对措施
D. 评估被拒绝监管批准的可能性
【单选题】
项目经理观察到项目团队成员在项目开始时感觉没什么信心。在项目启动会议(kick-off meeting)上，项目经理与团队成员进行头脑风暴的好处是：
A. 让消极者离开
B. 为团队成员灌输信心
C. 从一开始就识别风险
D. 帮助沟通
推荐试题
【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 .
【单选题】
Q1: What is the ratio of positive to negative emotions that can make a person happier?___
A. 1:3.
B. 3 :1.
C. 1 :10 .
D. 10 :1.
【单选题】
Q2: What is the most exciting finding about increasing positive emotions?___
A. It improves relationships .
B. It leads to greater success .
C. It helps develop creativity .
D. It contributes to good health .
【单选题】
Q3: What does the speaker say about negative feelings?___
A. People should turn every negative feeling around .
B. Negative feelings can sometimes have positive effects .
C. Negative feelings often cause people to make mistakes .
D. People should never show negative feelings in public places .
【单选题】
Q4: What is the main idea of the passage?___
A. People should learn to manage their emotions .
B. People should be patient with their negative feelings .
C. People should learn to analyze causes of unhappiness .
D. People should identify as many positive feelings as possible .
【单选题】
Q1: What are the man and woman talking about?___
A. Whether nature is magical and kind .
B. Whether nature is powerful and full of risks .
C. Whether Christopher was well prepared for the trip .
D. Whether Christopher's trip to Alaska was worthwhile .
【单选题】
Q2: What can we learn about Christopher?___
A. He made a film about his trip to Alaska .
B. He wrote a story about his trip to Alaska .
C. He died while having an adventure in Alaska .
D. He learned how powerful and risky Alaska was .
【单选题】
Q3: What does the woman think about Christopher taking the trip to Alaska?___
A. He was too foolish .
B. He was really romantic .
C. He had a very kind heart .
D. He had a spirit for trying things .
【单选题】
Q4: Which of the following is NOT mentioned as something that would have saved Christopher’s life?___
A. A gun to hunt .
B. The map of the area .
C. Emergency food supplies .
D.
E. mergency communication equipment .
【单选题】
Q1: What speed can an avalanche reach within five seconds of taking off?___
A. At 8 miles an hour .
B. At 18 miles an hour .
C. At 80 miles an hour .
D. At 88 miles an hour .
【单选题】
Q2: According to the passage, under what circumstances may an avalanche occur?___
A. There are too many layers of snow on the .
B. There is a layer of snow covering an entire area .
C. The top layer of snow slides off the layer below it .
D. The layer of snow below the surface becomes unstable .
【单选题】
Q3: What are skiers advised to do to avoid being caught in an avalanche?___
A. Ski only in the official ski areas .
B. Look for solid snow to walk on .
C. Look out for each other while skiing .
D. Learn to control themselves in an avalanche .
【单选题】
Q4: Why does the ski patrol use explosives?___
A. To dig holes in the snow .
B. To close the area for skiing .
C. To make an avalanche move on purpose .
D. To' check how different layers are holding up .
【单选题】
Q1:What is conversation mainly about?___
A. The woman's happy college life the man's doubt .
B. The woman's spending habits and the man's concerns .
C. The man's reminding the woman of the exam this Thursday .
D. The man's support for the woman over the past 15 years .
【单选题】
Q2:What did the woman do last night?___
A. She bought a new leather coat .
B. She studied very hard for an exam .
C. She treated all her friends to dinner .
D. She went to a concert with her friends .
【单选题】
Q3:Where did the woman get the money?___
A. She just received her student loan .
B. She saved some money for herself .
C. She borrowed the money from her friends .
D. She asked her mom to send her the money .
【单选题】
Q4:What is the man?___
A. A teacher of biology .
B. An undergraduate student .
C. A freshman in biology class .
D. A graduate teaching assistant .
【单选题】
Q1: What is this passage mainly about?___
A. How businesses can compete with each other .
B. How small businesses operate during holidays .
C. How small businesses manage holiday workers .
D. How can earn more money during holidays .
【单选题】
Q2: According to Rubin, what can small companies do to thank holiday workers?___
A. Have talks with their families .
B. Give them good extra benefits .
C. Offer them expensive holiday tokens .
D. Show appreciation to them face to face .
【单选题】
Q3: What can small business owners do to help holiday workers get into the holiday spirit?___
A. Entertain them with big meals .
B. Let them enjoy some holiday games .
C. Give them handmade thank-you cards .
D. Send their families some holiday gift cards .
【单选题】
Q4: Who are supposed to benefit most from this passage?___
A. Workers who have to work during holidays .
B. Employees who intend to earn extra money .
C. Big companies that usually close on holidays .
D. Small businesses that try to be more competitive .
