类Test定义如下,将下列( )方法插入③行处是不合法的。 ①publicClass Test{ ②public float Method(floatA,float b){} ③ ④}
A.public float Method(floatA,float b,floatC){}
B.public float Method(noatC,float d) {}
C.public int Method(intA,int b){}
D.private float Method(intA,int b,intC){}
第1题:
类testl定义如下: public class test1 { public float amethod(float a,float b){ } }
A.public foat amethod(float a,float b,foat c){ }
B.public float amethod(float c,float d){ }
C.public int amethod(int a,int b){ }
D.private float amethod(int a,int b,int c){ }
第2题:
下列重载函数中,正确的是( )。
A.void fun(int a,float b);void fun(int C,float d)
B.void fun(int a,float b);void fun(float a,int b)
C.float fun(int a,float b);int fun(int b,float a)
D.int fun(int a,int b);float fun(int a,int b)
第3题:
Given: 1. public class Method Over { 2. public void set Var (int a, int b, float c) { 3. } 4. } Which two overload the set Var method()?
第4题:
下面的方法重载,正确的是()。
第5题:
判断下列语句在mel中正确的是()。
第6题:
类Test1定义如下:1.publicclassTest1{2.publicfloataMethod(floata,floatb){}3.4.}将以下()方法插入行3是不合法的。
第7题:
public class MethodOver { private int x, y; private float z; public void setVar(int a, int b, float c){ x = a; y = b; z = c; } } Which two overload the setVar method?()
第8题:
Private void setVar (int a, float c, int b) { }
Protected void setVar (int a, int b, float c) { }
Public int setVar (int a, float c, int b) (return a;)
Public int setVar (int a, int b, float c) (return a;)
Protected float setVar (int a, int b, float c) (return c;)
第9题:
public float aMethod(floata,floatb,floatc){}
public float aMethod(floatc,floatd){}
public int aMethod(inta,intb){}
private float aMethod(inta,intb,intc){}
第10题:
int fun(int a, float b) { } float fun(int a, float b) { }
float fun(int a, float b) { } float fun(int x, float y) { }
float fun(float a) { } float fun(float a, float b) { }
float fun1(int a, float b) { } float fun2(int a, float b) { }
第11题:
private void set Var(int a, float c, int b) {}
protected void set Var(int a, int b, float c) {}
public int set Var(int a, float c, int b) {return a:}
public int set Var(int a, int b, float c) {return a:}
protected float set Var(int a, int b, float c) {return c:}
第12题:
( 难度:中等)下面哪个函数是 public void example(){...} 的重载函数?
A.private void example( int m){...}
B.public int example(){...}
C.public void example2(){...}
D.public int example ( int m, float f){...}
E.public int example ( int m, float f, int cc){...}
答案:DE
第13题:
类Test定义如下,将下列哪个方法插入③行处是不合法的( )?
① public class Test{
② public float Method(float a,float B) { }
③ ______
④ }
A.public float Method(float a,float b,float C) { }
B.public float Method(float c,float d){ }
C.public int Method(int a,int B) { }private float Method(int a,int b,int C) { }
D.private float Method(int a,int b,int C) { }
第14题:
下面程序输出的结果是( )。 #include<iostream> using namespace std; int test(int n1,int n2) {return n1 +n2;} float test (int f1,float f2){return f1-f2;} float test(float x,float y){return(x+y)/2;} float test(float x,int y){return(x+y)*2;} void main(){ int a1=10; float a2=2.5f; cout<<test(a1,a2); }
A.12.5
B.7.5
C.6.25
D.25
第15题:
类Test1定义如下: 1.public class Test1{ 2. public float aMethod(float a,float b){ return 0;} 3. 4.} 将以下哪种方法插入行3是不合法的。()
第16题:
下列定义形式错误的是()
第17题:
整型指针变量定义正确的是()
第18题:
class BaseClass{ private float x= 1.0f; protected void setVar (float f) {x = f;} } class SubClass extends BaseClass { private float x = 2.0f; //insert code here } Which two are valid examples of method overriding?()
第19题:
public class MethodOver { public void setVar (int a, int b, float c) { } } Which two overload the setVar method?()
第20题:
void fun(int a,float b);void fun(int C,float d)
void fun(int a,float b);void fun(float a,int b)
float fun(int a,float b);int fun(int b,float a)
int fun(int a,int b);float fun(int a,int b)
第21题:
public float aMethod(float a, float b,float c){ return 0;}
public float aMethod(float c,float d){ return 0;}
public int aMethod(int a, int b){ return 0;}
private float aMethod(int a,int b,int c){ return 0;}
第22题:
void setVar (int a, int b, float c){ x = a; y = b; z = c; }
public void setVar(int a, float c, int b) { setVar(a, b, c); }
public void setVar(int a, float c, int b) { this(a, b, c); }
public void setVar(int a, float b){ x = a; z = b; }
public void setVar(int ax, int by, float cz) { x = ax; y = by; z = cz; }
第23题:
Void setVar(float f) {x = f;}
Public void setVar(int f) {x = f;}
Public void setVar(float f) {x = f;}
Public double setVar(float f) {x = f;}
Public final void setVar(float f) {x = f;}
Protected float setVar() {x=3.0f; return 3.0f; }