【单选题】表达式 select ((6%(7-5))+8)*9-2+(5%2) 的运算结果是多少?
【判断题】电子表格又称电子数据表,是指由特定软件制作而成的,用于模拟纸上计算的由横竖线条交叉组成的表格。
【简答题】电子表格又称电子数据表,是指由特定软件制作而成的,用于模拟纸上计算的由横竖线条交叉组成的表格。( )
【单选题】What concept refers to the variability in demand orders among supply chain participants?
【单选题】3 What is a supply chain? (2.1)
A.
A supply chain is everything that delivers a product to a buyer, from personnel to machines to technology.
B.
A supply chain is the fleet of vehicles that deliver product from factories to retail locations.
C.
A supply chain is all the elements of a manufacturing process, from machine design to transportation.
D.
A supply chain is the hierarchy of personnel in charge of producing products for a company.
E.
A supply chain is the detailed diagram of the sales process.
【简答题】执行如下SQL运算符代码,并分析结果。 (1)SELECT a,a+5,a*2 FROM t1; (2) SELECT a,a/3,a DIV 3,a%5,MOD(a,5) FROM t1; (3) SELECT a,a=24,a40,a>=24,a24,a24 FROM t1; (4) SELECT a,a='24','ha''ha','xa'='xa','b'!='b' FROM t1; (...
【简答题】电子表格,又称电子数据表,是指由特定软件制作而成的,用于模拟纸上计算的由横竖线条交叉组成的表格。( )
【简答题】select 7/2= select 9%2= select 7 div 3= select 3.14 = 3.1,'C'='c'
【简答题】select 7 in(1,2,5,6,7,8,9); 语句输出结果是多少?
【单选题】Supply chain surplus involves what two parts?
A.
Manufacturing cost and selling price
B.
Customer value and supply chain cost
C.
Customer value and high quality products
D.
Reliable transportation and supply chain cost