若NAME是一个三行四列的矩阵,则 A: A=NAME(6)表示把NAME中第三行第二列的元素赋值给A B: A=NAME(6)表示把NAME中第二行第三列的元素赋值给A C: NAME(2,3)=5表示把NAME中第二行第三列的元素修改为5 D: NAME(3,2)=5表示把NAME中第二行第三列的元素修改为5
若NAME是一个三行四列的矩阵,则 A: A=NAME(6)表示把NAME中第三行第二列的元素赋值给A B: A=NAME(6)表示把NAME中第二行第三列的元素赋值给A C: NAME(2,3)=5表示把NAME中第二行第三列的元素修改为5 D: NAME(3,2)=5表示把NAME中第二行第三列的元素修改为5
下列语句错误的是()。 A: char*p=“John”;p[2]=‘a’; B: charname[5]=“John”;name[2]=’a’; C: charname[5]=“John”,*p=name;p[2]=‘a’; D: charname[5]=“John”,*p=&name[1];p[2]=‘a’;
下列语句错误的是()。 A: char*p=“John”;p[2]=‘a’; B: charname[5]=“John”;name[2]=’a’; C: charname[5]=“John”,*p=name;p[2]=‘a’; D: charname[5]=“John”,*p=&name[1];p[2]=‘a’;
在如下结构体中,不正确的是( )。 A: struct student {char name[10]; float score; }; B: struct stu[5] {char name[10]; float score; }; C: struct student {char name[10]; float score; } stu[5]; D: struct {char name[10]; float score; }stu[5];
在如下结构体中,不正确的是( )。 A: struct student {char name[10]; float score; }; B: struct stu[5] {char name[10]; float score; }; C: struct student {char name[10]; float score; } stu[5]; D: struct {char name[10]; float score; }stu[5];
以下程序代码实现的功能是( )$conn = mysqli_connect('localhost','root','root','test');$result = mysqli_query($conn,'select id,name from user');$data = mysqli_fetch_all($result,MYSQLI_ASSOC);foreach ($data as $v){ if($v['id'] == 5){ echo $v['name']; }} A: 输出所用用户的name B: 输出第一位用户的name C: 输出id=5的用户的name D: 输出id不为5的用户的name
以下程序代码实现的功能是( )$conn = mysqli_connect('localhost','root','root','test');$result = mysqli_query($conn,'select id,name from user');$data = mysqli_fetch_all($result,MYSQLI_ASSOC);foreach ($data as $v){ if($v['id'] == 5){ echo $v['name']; }} A: 输出所用用户的name B: 输出第一位用户的name C: 输出id=5的用户的name D: 输出id不为5的用户的name
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';
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';
char name[10]=“Mary”;char*pName=name;int i=5;对上面语句描述错误的是()。
char name[10]=“Mary”;char*pName=name;int i=5;对上面语句描述错误的是()。
【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’;
【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’;
19. How does the band the Rolling Stones get its name? Lesson 5 A: . The name is from a Delta blues song called Rollin' Stone. B: . The name was give by Muddy Waters. C: . The name is from the famous magazine Rolling Stones. D: . The name is from a famous book.
19. How does the band the Rolling Stones get its name? Lesson 5 A: . The name is from a Delta blues song called Rollin' Stone. B: . The name was give by Muddy Waters. C: . The name is from the famous magazine Rolling Stones. D: . The name is from a famous book.
This is ______ (I ,my) brother. 2、How ______ ( is ,are) you? 3、My ______ (name ,name’s) Zhu Xiaoqing. 4、______ __( What, What‘s) your name,please? 5、Nice to meet ______ ( you, your) .
This is ______ (I ,my) brother. 2、How ______ ( is ,are) you? 3、My ______ (name ,name’s) Zhu Xiaoqing. 4、______ __( What, What‘s) your name,please? 5、Nice to meet ______ ( you, your) .
在 IIS 服务器中设置 URL 静态化,将动态 URL“item.html?id=5&name=tom&age=33”转化为静态 URL“item____5____tom____33.html”。
在 IIS 服务器中设置 URL 静态化,将动态 URL“item.html?id=5&name=tom&age=33”转化为静态 URL“item____5____tom____33.html”。