下面程序的运行结果___ #include “stdio.h” int id=3; void main { int id=5; { int id; id=7; printf(“id=%d\n”, id ); } printf(“id=%d\n”, id ); }

查询student表中id字段值小于5,并且gender字段值为“女”的学生姓名的SQL语句是() A: SELECT name FROM student WHERE id<;5 OR gender='女'; B: SELECT name FROM student WHERE id<;5 AND gender='女'; C: SELECT name FROM student WHERE id<;5 ,gender='女'; D: SELECT name FROM student WHERE id<;5 AND WHERE gender='女';

下面选项中，查询student表中id值不在2和5之间的SQL语句是（ ）。 A: SELECT * FROM `student` WHERE `id`!=2,3,4,5 B: SELECT * FROM `student` WHERE `id` NOT BETWEEN 5 AND 2 C: SELECT * FROM `student` WHERE `id` NOT BETWEEN 2 AND 5 D: SELECT * FROM `student` WHERE `id` NOT IN 2,3,4,5

【判断题】在 WHERE 子句“ WHERE id BETWEEN 2 AND 5 ”中,查询结果不包括 id 等于 2 和 5 的数据

下面选项中,查询student表中id值不在2和5之间的学生的SQL语句是 A: SELECT * FROM student where id!=2,3,4,5; B: SELECT * FROM student where id not between 5 and 2; C: SELECT * FROM student where id not between 2 and 5; D: SELECT * FROM student where id not in 2,3,4,5;

下面选项中,查询stu表中id值不在2和5之间的学生的SQL语句是( )。 A: select * from stu where id != 2,3,4,5; B: select * from stu where id not betwen 5 and 2; C: select * from stu where id not betwen 2 and 5; D: select * from stu where id not in 2,3,4,5;

【单选题】查询student表中id字段值小于5,并且gender字段值为“女”的学生姓名的SQL语句是 A. SELECT name FROM student WHERE id<5 OR gender‘女’; B. SELECT name FROM student WHERE id<5 AND gender=‘女’; C. SELECT name FROM student WHERE id<5 ,gender=‘女’; D. SELECT name FROM student WHERE id<5 AND WHERE gender=‘女’;

下面选项中,查询student表中id值不在2和5之间的学生,其中正确的SQL语句是() A: SELECT * FROM student where id!=2,3,4,5; B: SELECT * FROM student where id not between 5 and 2; C: SELECT * FROM student where id not between 2 and 5; D: SELECT * FROM student where id not in 2,3,4,5;

每个物理层小区ID组内有多少个唯一的ID A: 3 B: 5 C: 168 D: 504

在WHERE子句“WHERE id BETWEEN 2 AND 5”中,查询结果不包括id等于2和5的数据。[br][/br]对[br][/br]错