定义名为“国籍”的元素，其在XML中的默认内容为“中国”，正确的选项为（ ）。 A: <;!element name="国籍" default="中国" />; B: <;element name="国籍" default="中国" />; C: <;attribute name="国籍" default="中国" />; D: <;element name="国籍" default="中国" >;

Python中类的定义正确的是 A: class Phone: name = "" call(self, name) print(name, "打电话") B: class Phone: name = "" call(self, name) print(name, "打电话") C: class Phone: name = "" def call(self, name): print(name, "打电话") D: class Phone name = "" def call(self, name): print(name, "打电话")

以下代码中，实例方法定义正确的是（） A: class Student: def setName(self,name): self.name=name B: class Student: def setName(name): self.name=name C: class Student: def setName(self): self.name=name D: class Student: def setName(name,self): self.name=name

定义名为“姓名”元素，该元素的内容不允许为空，下面正确的选项是（ ）。 A: &lt;element name=&quot;姓名&quot; required=&quot;true&quot;/&gt; B: &lt;element name=&quot;姓名&quot; required=&quot;false&quot;/&gt; C: &lt;element name=&quot;姓名&quot; nillable=&quot;true&quot;/&gt; D: &lt;element name=&quot;姓名&quot; nillable=&quot;false&quot;/&gt;

以下有关类的声明，正确的是 A: class Student(object) def __init__(self, name, score): self.name = name self.score = score B: class Student(object) def __init__(self, name, score) self.name = name self.score = score C: class Student(object)： def __init__(self, name, score): self.name = name self.score = score D: class Student(object)： def __int__(self, name, score): self.name = name self.score = score

有如下定义‏struct person{char name［9］;int age;};‏struct person class［10］={"John",17,"paul",19,"Mary",18,"Adam",16,};‏则能输出字母M的语句是（ ）。‏​‏ A: cout<<class［3］.name; B: cout<<class［3］.name［1］; C: cout<<class［2］.name［1］; D: cout<<class［2］.name［0];

关于操作元素的class属性，正确的是： A: A，element.setAttribute('className', 'active'); B: B，element.class = 'active'; C: C，element.className = 'active'; D: D，element.class-name = 'active';

Which of the following is an Element of a definition? A: Name B: Components C: Functions D: Process

根据下述定义，能输出字母M的语句是：strcut person{char name&#91;9&#93;;int age;};struct person class&#91;10&#93;={"John",17,"Paul",19,"Mary",18,"Adam",16}; A: class[3].name B: class[2].name[0] C: class[3].name[1] D: class[2].name[1]

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]={&quot;Linan&quot;,20,&quot;zhanghai&quot;,18,&quot;Maming&quot;,23,&quot;wanghua&quot;,25,&quot;chenqi&quot;,17};? printf(&quot;%c&quot;,class[2].name[1]);|printf(&quot;%c&quot;,class[3].name[1]);|printf(&quot;%c&quot;,class[2].name[0]);|printf(&quot;%c&quot;,class[3].name);