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2024年国家开放大学答案
一般要求放大电路的( )(单选题)
.输入电阻小,输出电阻小
.输入电阻大,输出电阻小
.输入电阻小,输出电阻大
.输入电阻大,输出电阻大

以连接不同运输方式为主要职能的结点是( )。(单选题)
.转运型结点
.储存型结点
.流通型结点
.综合型结点

音乐的最基本要素是节奏和旋律。(判断题)
.对
.错

小孩子应有锤击的机会(判断题)
.对
.错

使用餐者在吃饭前( )而在用餐时又有正常的食欲。(单选题)
.产生强烈的饥饿感
.不产生饥饿感
.产生饥饿感
.不产生强烈的饥饿感

Y理论的内容之一是“为了经济上的目的,管理部门应该负责把生产企业的要素( )组织起来”。(多选题)
.人员.,.
设备.,.
材料.,.
资金

三阶行列式<img alt="" height="76" src="/api/uploads/884050/in-rich-contentcreated_at=1637146719" width="73">的余子式<em>M<sub>23</sub>=</em>(  ).(单选题)
.<img alt="" height="49" src="/api/uploads/884051/in-rich-contentcreated_at=1637146719" width="42">
.<img alt="" src="/api/uploads/884052/in-rich-contentcreated_at=1637146719">
.<img alt="" height="49" src="/api/uploads/884053/in-rich-contentcreated_at=1637146719" width="49">
.<img alt="" height="49" src="/api/uploads/884054/in-rich-contentcreated_at=1637146719" width="61">

老师想要了解学生有没有掌握一篇文章中人物之间的关系,最适合采用的评价方式是( )。(单选题)
.量规评价
.学习契约评价
.电子档案袋评价
.概念图评价

The Importance of Information in the Supply Chain
  Information is important because it provides the facts that supply chain managers use to make decisions. Without information, a manger will not know what customers want, how much inventory is in stock and when more products should be produced and shipped. In short, without information, a manager can only make decisions blindly.
  Managers must understand how information is gathered and analyzed. This is where information technology comes into play. Information technology serves as the eyes and ears of management in a supply chain, capturing and delivering the information necessary to make a good decision. For instance, an IT system at a personal computer manufacturer may help a manager analyze the information and recommend an action. The manager can use the remaining chips first, then look at demand forecast, and determine whether to order more chips.
  There are four reasons why timely and accurate information has become more important for effective logistics system design and operations. First, customers recognize information about order status, product availability, delivery schedule, and shipment tracking as necessary elements of total customer service. Then, managers realize that information can be used to reduce human resource requirements. What’s more, information increases flexibility with regard to how, when, and where resources may be used to gain strategic advantage. And finally, enhanced information transfer and exchange capability using the Internet is changing relationships between buyers and sellers and refining channel relationships.
Information is so important that.1
A. managerscan make decisions without it
B. managers can only make decisions blindly without it
C. managers will know nothing without it
22. Information technology.2
A. could be used to gather and deliver information fordecision-making
B. is necessary to make a good decision
C. can be used to determine whether to order more chips
23. Information can.3
A. help customers to know many things but not product availability.
B. not be used to reduce human resource requirements
C. help to refine channel relationships
24. If you are a manager, you will use information to.4
A. help improve customer service
B. order more chips
C. know which staff member is not on duty and should be laid off
25. The main point of this passage is about.5
A. how to use information
B. the importance of information
C. where to gather information__4__(完形填空)
.A
.B
.C

普通话的每个音节都有自己的声调,可是在语流中有些音节受前面音节的影响,失去原有声调,变成一种又轻又短的调子,这就是?(单选题)
.轻音
.变音
.轻声
.清音

下列哪个盐湖是我国最大的结晶盐湖(单选题)
.察尔汗盐湖
.茶卡盐湖
.柯柯盐湖
.乌兰乌拉湖

文案排版的方式包括( )。(多选题)
.左右排版
.中心对称排版
.中心围绕排版
.上下排版

轨道交通系统营业时间的安排主要考虑的因素有( )。
(多选题)
.商业活动的需要
.,.
经济发展的需要
.,.
增强竞争力的需要
.,.
方便乘客,满足城市生活的需要
.,.
满足轨道交通系统各项设备检修养护的需要

如何提高幸福感受力?
A-成就感和喜悦;B-积极地面对;C–快乐和意义;
幸福,应该是1 的结合,很多时候,真正的幸福是人在经过一次次的磨砺和挑战之后,心中产生的那种2 ,是跨越一切艰难困苦之后,体验到的有着深刻意义的快乐。快乐的人在遇到生活的坎坷时,总能够3 ,所以他们能够一直走在收获幸福的路上。(填空题)

2.梁的刚度用荷载作用下的挠度大小来度量,属于正常使用极限状态验算。( <em></em>)(判断题)
.对
.错