考虑到电子文件技术环境条件等因素，电子商务档案的归档时间一般不超过______
A．1个月 B．1～2个月 C．2～3个月 D．2个月
参考答案：C
利用3B代码编程加工斜线OA，设起点O在切割坐标原点，终点坐标A（17，5），其加工程序为（）
A、B17 B5 B17 Gx L1
B、B17000 B5000 B17000 Gx L1
C、B17000 B5000 B17000 Gy L1
D、B17000 B5000 B5000 Gy L1
An analyst does research about liquidity ratios. An analyst compares a company that uses the first-in, first-out (LIFO) method of inventory valuation with other companies in the same industry that mostly uses the last-in, first-out (LIFO) method of inventory valuation. Which of the following least likely needs an adjustment in order to compare the company with its competitors
A. Quick ratio.B. Current ratio.C. Cash conversion cycle.
