A. Export polices can evaluate only active routes
B. Export polices can evaluate all routes
C. Export polices can be applied to the forwarding table
D. Export polices can be applied to interfaces
第1题:
下列复选框构造方法,错误的是()。
A.setLayout(newGridLayout(3,1));
B.add(newCheckbox("one",null,true));
C.add(newCheckbox("tWO");
D.add(newCheckbox("one",true);
第2题:
About ________ of the workers in the factory were born in the ________.
A.two-thirds, 1970 B.two-thirds, 1970s C.two-third,1970 D.two-third, 1970s
第3题:
给定如下Java代码片段,编译运行时的结果是() int i=2; switch(i) { default: System.out.println(“default”); case 0: System.out.println(“zero”); break; case 1: System.out.println(“one”); case 2: System.out.println(“two”); }
A.输出:default
B.输出:default zero
C.编译出错,default 语句位置不符合switch结构的语法结构
D.输出two
第4题:
有如下代码段:
switch ( x ){
case 1:System.out.println("One");break;
case 2:
case 3:System.out.println("Two");break;
default:System.out.println("end");
}
变量x的取值下列哪些情形时,能使程序输出"Two" 。
A. 1
B. 2
C. 3
D. default
第5题:
12. About_______ of the workers in the factory were born in the __________.
A. two- thirds;1970
B. two- thirds ; 1970s
C. two-third ; 1970
D. two-third ; 1970s
第6题:
下列描述正确的是:
A.表示m>n为false或m<n为true的表达式为(m>n&&m<n)
B.switch语句结构中必须有default语句
C.if语句结构中必须有default语句
D.如果至少有一个操作数为true,则包含||运算符的表达式为true