What’s the Chinese meaning for "business class"? A: 直达航班 B: 商务舱 C: 经济舱 D: 头等舱
What’s the Chinese meaning for "business class"? A: 直达航班 B: 商务舱 C: 经济舱 D: 头等舱
若有以下定义,则能打印出字母M的语句是( )。struct person{ char name[12]; int num;};struct person class[8]={"Linan",20,"zhanghai",18,"Maming",23,"wanghua",25,"chenqi",17};? printf("%c",class[2].name[1]);|printf("%c",class[3].name[1]);|printf("%c",class[2].name[0]);|printf("%c",class[3].name);
若有以下定义,则能打印出字母M的语句是( )。struct person{ char name[12]; int num;};struct person class[8]={"Linan",20,"zhanghai",18,"Maming",23,"wanghua",25,"chenqi",17};? printf("%c",class[2].name[1]);|printf("%c",class[3].name[1]);|printf("%c",class[2].name[0]);|printf("%c",class[3].name);
在JSP页面中,正确引入JavaBean的是()。 A: <%jsp: useBean id ="myBean” scope ="page” class="pkg.MyBean" %> B: <jsp: useBean name ="myBean” scope ="page” class="pkg.MyBean"> C: <jsp: useBean id ="myBean” scope ="page” class="pkg.MyBean”/> D: <jsp: useBean name ="myBean” scope ="page” class="pkg.MyBean”/>
在JSP页面中,正确引入JavaBean的是()。 A: <%jsp: useBean id ="myBean” scope ="page” class="pkg.MyBean" %> B: <jsp: useBean name ="myBean” scope ="page” class="pkg.MyBean"> C: <jsp: useBean id ="myBean” scope ="page” class="pkg.MyBean”/> D: <jsp: useBean name ="myBean” scope ="page” class="pkg.MyBean”/>
以下类方法定义正确的是() A: class Student: fav=("唱歌","跳舞","绘画") def showFav(cls): for item in cls.fav: print(item) B: class Student: fav=("唱歌","跳舞","绘画") @classmethod def showFav(cls): for item in fav: print(item) C: class Student: fav=("唱歌","跳舞","绘画") @classmethod def showFav(cls): for item in cls.fav: print(item) D: class Student: fav=("唱歌","跳舞","绘画") @classmethod def showFav(): for item in fav: print(item)
以下类方法定义正确的是() A: class Student: fav=("唱歌","跳舞","绘画") def showFav(cls): for item in cls.fav: print(item) B: class Student: fav=("唱歌","跳舞","绘画") @classmethod def showFav(cls): for item in fav: print(item) C: class Student: fav=("唱歌","跳舞","绘画") @classmethod def showFav(cls): for item in cls.fav: print(item) D: class Student: fav=("唱歌","跳舞","绘画") @classmethod def showFav(): for item in fav: print(item)
通过 jQuery,$("div.intro") 能够选取的元素是( )。 A: class="intro" 的首个 div 元素 B: id="intro" 的首个 div 元素 C: class="intro" 的所有 div 元素 D: id="intro" 的所有 div 元素
通过 jQuery,$("div.intro") 能够选取的元素是( )。 A: class="intro" 的首个 div 元素 B: id="intro" 的首个 div 元素 C: class="intro" 的所有 div 元素 D: id="intro" 的所有 div 元素
在JSP中想要使用JavaBean,其存放位置mypackage.mybean,哪项是写法正确的? A: <jsp:usebean id="mybean" name="mypackage.mybean"> B: <jsp:useBeanclass="mypackage.mybean.class"/> C: <jsp:usebean name="mybean" class=" mypackage.mybean"> D: <jsp:useBean id="mybean" class="mypackage.mybean"/>
在JSP中想要使用JavaBean,其存放位置mypackage.mybean,哪项是写法正确的? A: <jsp:usebean id="mybean" name="mypackage.mybean"> B: <jsp:useBeanclass="mypackage.mybean.class"/> C: <jsp:usebean name="mybean" class=" mypackage.mybean"> D: <jsp:useBean id="mybean" class="mypackage.mybean"/>
Python语句a=121+1.21;print(type(a))的输出结果是【 】。 A: <class 'int'> B: <class 'float> C: <class 'double'> D: <class "long'>
Python语句a=121+1.21;print(type(a))的输出结果是【 】。 A: <class 'int'> B: <class 'float> C: <class 'double'> D: <class "long'>
以下抽象类的定义中,错误的是?() A: abstract class Demo1{ } B: abstract class Demo2{ public abstract String fun(String a); } C: abstract class Demo3{ public String fun(){ return "abc"; } } D: abstract class Demo4{ public static final String str = "abcde"; abstract void fun(){} }
以下抽象类的定义中,错误的是?() A: abstract class Demo1{ } B: abstract class Demo2{ public abstract String fun(String a); } C: abstract class Demo3{ public String fun(){ return "abc"; } } D: abstract class Demo4{ public static final String str = "abcde"; abstract void fun(){} }
程序Helloworld.java编译错误。( )public class HelloWorld { public static void main(String[] args){ system.out.println("Hello World!"); } }
程序Helloworld.java编译错误。( )public class HelloWorld { public static void main(String[] args){ system.out.println("Hello World!"); } }
给定TheBean类,假设还没有创建TheBean类的实例,以下哪些JSP动作语句能创建这个bean的一个新实例,并把它存储在请求作用域( ) A: <jsp :useBean name="myBean" type="com.example.TheBean"/> B: <jsp :takeBean name="myBean" type="com.example.TheBean"/> C: <jsp :useBean id="myBean" class="com.example.TheBean" scope="request"/> D: <jsp :takeBean id="myBean" class="com.example.TheBean" scope="request"/>
给定TheBean类,假设还没有创建TheBean类的实例,以下哪些JSP动作语句能创建这个bean的一个新实例,并把它存储在请求作用域( ) A: <jsp :useBean name="myBean" type="com.example.TheBean"/> B: <jsp :takeBean name="myBean" type="com.example.TheBean"/> C: <jsp :useBean id="myBean" class="com.example.TheBean" scope="request"/> D: <jsp :takeBean id="myBean" class="com.example.TheBean" scope="request"/>