阅读下面的代码 class student{ student(){}} 下列构造方法中，哪个构造方法可以存在上述student类中？（ ）
下列关于构造方法的描述中，错误的是（ ）。
在java语言中，string类型的成员变量的默认初始值是（ ）。
请阅读下面的程序，程序的运行结果是（ ）。 class student{ string name; int age; public student() {} public student(string n, int a) { name = n; age = a; } public void show() { system.out.print(name "---" age " "); } } public class test { public static void main(string[] args) { student s1 = new student(); s1.show(); student s2 = new student("关晓彤", 24); s2.show(); } }
autocad将尺寸分为了6个基本类型，下面哪一个不是属于6个基本类型之一? ( ) a. 半径型尺寸 b. 角度型尺寸 c. 直径型尺寸 d. 旋转型尺
用autocad软件绘制该图，并且标注尺寸。
用autocad软件绘制该图，并且标注尺寸。
讨论《厉害了，我的国》电影里的哪些成就和物流相关？对物流专业的发展，有什么样的影响？
give the examples to explain the economic utility of logistics, including the possession utility, form utility, place utility and time utility.
which of the following is not a benefit to utilizing information in logistics?
how do data and information differ?
___________ refers to the collection of large amounts of near-real-time data collected through a variety of sources such as sensors and art phones.
4. ___________ provide effective ways to process organizational business data, to perform calculations, and to create documents.
what has emerged as the measuring stock for logistics information technology in the twenty-first century?
which of the following refers to a network of satellites that tranits signals that pinpoint the exact location of an object?
electronic data interchange (edi) represents what general type of information management system?
the most popular automatic identification system currently in use is ___________.
___ is the actual, physical movement of goods and people between two points.
there are ___________ modes of transportation.
__________ are generally the fastest form of transportation for shipments exceeding 600 miles.
the primary advantage for motor carriers is ___________.
___________ is the most reliable form of transportation.
rail gauge refers to the thickness of rail track.
pipelines are a unique mode of transportation because they are the only one without vehicles.
with intermodal transportation, two or more modes work closely together in an attempt to utilize the advantages of each mode while at the same time minimizing their disadvantages.
holding high levels of inventory results in ___________ inventory carrying costs and ___________ stockout costs
___________ stock refers to inventory that is needed to satisfy normal demand during the course of an order cycle.
inventory costs in the united states in the twenty-first century represent approximately ___________ of total logistics costs.
___________ stock refers to inventory that is held in addition to cycle stock to guard against uncertainty in demand and/or lead time.
which of the following is not an assumption associated with the basic economic order quantity (eoq) model?
inventories are stocks of goods and materials that are maintained for many purposes.
safety stock refers to inventory that is held in addition to cycle stock to guard against uncertainty in demand and/or lead time.
the economy order quantity (eoq) is the point at which carrying costs equal ordering costs.
high inventory turnover indicates that a company is taking longer to sell its inventory.
请同学们任选一页自己的学习笔记提交即可
source, plan, make, and enable are processes associated with the ___________.
what is a perfect order?
what concept refers to the variability in demand orders among supply chain participants?
research on underperforming supply chains suggests that logistics can be crucial to achieving desired levels of supply chain performance.
the creation across the supply chain and its markets of a coordinated flow of demand is the definition of ___________.
__________ refers to finished goods that are produced after receiving a customer order.
surveys and og techniques are examples of ___________ forecasting.
___________ refers to the management of various activities associated with the order cycle.
__________ refers to the time from when the seller receives an order until an appropriate location is authorized to fill the order.
demand management is important because efficient and effective supply chains have learned to match both supply and demand.
simple moving averages and weighted moving averages are examples of judgmental forecasting.
in general terms, order management refers to management of the various activities associated with the order cycle.
there are four possible ways to tranit orders.
demand chain management is where supply chain partners share planning and forecasting data to better match up supply and demand.