【判断题】SQL语句insert into 学生成绩 (姓名,语文) values (“周青”,90)用于向学生成绩表中插入一条记录,该记录位于表的最后。
【简答题】学生表student包含sname、、age三个属性列,其中age的默认值是20,执行SQL语句INSERT INTO student(,sname,age)VALUES(’M’,’Lili’,); 的结果是()。A. 执行成功,sname,,age的值分别是Lili,M,20 B. 执行成功,sname,,age的值分别是M,Lili,NULL C. 执行成功,sname...
【简答题】Joe: , Jack. Jack: , Joe. ? Joe: , thanks. ? Jack: . Well, you see, I'm planning to take chemistry this semester. a professor? Joe: Dr. Smith, of course. They say he's a prominent professo...
【单选题】伤科临诊通过观察苔色,大体上可以反映出何变化( )
【单选题】学生表student包含sname、sex、age三个属性列,其中age 的默认值是20,执行SQL 语句 INSERT INTO student(sex, sname, age) VALUES('M', 'Lili',); 的结果是( )。
A.
执行成功,sname, sex, age的值分别是Lili, M, 20
B.
执行成功,sname, sex, age的值分别是M, Lili, NULL
C.
执行成功,sname, sex, age的值分别是M, Lili, 20
【单选题】选择划线部分的翻译方法: 原文: The volume of trade has increased tremendousl y to the advantages of both countries.The volume of trade has increased tremendously to the advantages of both countries. 译文:贸易额的剧增给两国带来了...
【简答题】听材料,回答问题。 1. Who will have dinner with the man? [ ] A. Jack. B. Jane. C. Joe. 2. What will they have for dinner? [ ] A. Sichuan food. B. Guangdong food. C. Hunan food. 3. When will they meet? ...