The PRODUCTS table has these columns: PRODUCT_ID NUMBER(4) PRODUCT_NAME VARCHAR2(45) PRICE NUMBER(8,2) Evaluate this SQL statement: SELECT * FROM PRODUCTS ORDER BY price, product _ name; What is true about the SQL statement? ()
A. The results are not sorted.
B. The results are sorted numerically.
C. The results are sorted alphabetically.
D. The results are sorted numerically and then alphabetically.
查看答案
Andriod手机如何安装在SD卡中的apk应用?
以下不属于电子商务环境中物流信息系统特征的是()
A. 集成性
B. 安全性
C. 不可重构性
D. 人性化与智能化
以下表示铅酸电瓶完成充电的特征是:().
A. 液面上升到规定值
B. 电解液密度保持不变
C. 温度达到电解液沸腾
D. 充电电流、电压变为零
如早餐券销售形式为挂账,则应通过()方式来退回。
A. 平账
B. 冲账
C. 报表修正