单项选择题
现有:
Public/project]class TestFoo {
int x;
String y;
int getX() { return x; } (4,5,6是方法)
String getY() { return y; }
void setX(int x) {
int z = 7;
this.x = x;
}
}
Private代表属性封装可以添加多少个修饰符来封装此类?()
A.2
B.3
C.4
D.5
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相关考题
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单项选择题
public class Pass{ public static void main(String[]args){ int x=5; Pass p=new Pass(); p.doStuff(x); System.out.print("mainx="+x); } void doStuff(intx){ System.out.print("doStuffx="+x++); } } What is the result?()
A.Compilation fails.
B.An exception is thrown at runtime.
C.doStuff x=6 main x=6
D.doStuff x=5 main x=5
E.doStuff x=5 main x=6
F.doStuff x=6 main x=5 -
单项选择题
Given the command line java Pass2 and: public class Pass2{ public void main(String[]args){ int x=6; Pass2 p=new Pass2(); p.doStuff(x); System.out.print("mainx="+x); } void doStuff(intx){ System.out.print("doStuffx="+x++); } } What is the result?()
A.Compilation fails.
B.An exception is thrown at runtime.
C.doStuffx=6 main x=6
D.doStuffx=6 mainx =7
E.doStuffx=7 mainx =6
F.doStuffx=7 mainx =7 -
单项选择题
1.public class Test{ 2.int x=12; 3.public void method(intx){ 4.x+=x; 5.System.out.println(x); 6.} 7.} Given: 34.Test t=new Test(); 35.t.method(5); What is the output from line 5 of the Test class?()
A.5
B.10
C.12
D.17
E.24
