网友您好, 请在下方输入框内输入要搜索的题目:
题目内容
(请给出正确答案)
多选题
现有: public class TestDemo{ private int X-2; static int y=3; public void method(){ final int i=100; int j =10; class Cinner { public void mymethod(){ //Here } } } } 在Here处可以访问的变量是哪些?()
A
X
B
y
C
j
D
i
参考答案
参考解析
解析:
暂无解析
更多 “多选题现有: public class TestDemo{ private int X-2; static int y=3; public void method(){ final int i=100; int j =10; class Cinner { public void mymethod(){ //Here } } } } 在Here处可以访问的变量是哪些?()AXByCjDi” 相关考题
考题
请在mian函数中填空使下面程序的输出结果为1 1。 include class A { private:
请在mian函数中填空使下面程序的输出结果为1 1。include<iostream.h>class A{ private:int a;int b;public:A( ):a(0) ,b(1) { }void show( ) { cout < < a < < " " < < b;} };class B{ private:int a;int c;public:B( ):a(1),
考题
有以下程序:includeusing namespace std;class A{private:int a;public:A(int i){a=i
有以下程序: #include<iostream> using namespace std; class A {private: int a; public: A(int i) {a=i;} void disp() {cout<<a<<“,”;}}; class B {private: int b; public: B(int j) {b=j;} void disp() {cout<<b<<“,”;A.10,10,10B.10,12,14C.8,10,12D.8,12,10
考题
若有如下程序:includeusing namespace std;Class TestClass1{private:int a;public:T
若有如下程序: #include<iostream> using namespace std; Class TestClass1 { private: int a; public: TestClassl(int i) { a=i; } void disp() { cout<<a<<“,”; } }; Class TestClass2 { private: int b; publicA.10,10,10B.10,12,14C.8,10,12D.8,12,10
考题
下列类的定义中,有( ) 处语法错误。 class Base { public: Base(){} Base(int i) { data=i; } private: int data; }; class Derive: public Base { public: Derive(): Base(O) { } Derive(int x) { d=x; } void setvalue(int i) { data=i; } private: d; };A.1B.2C.3D.4
考题
下面这个程序的结果是includeclass A{private:int a;public:void seta();int geta(
下面这个程序的结果是 #include<iostream.h> class A { private: int a; public: void seta();int geta();}; void A∷seta() {a=1;} int A∷geta() {return a;} class B { pnvate: int a; publiC: void sera();int geta();}; void B∷seta() {a = 2;} int B∷geta() {return a;} class C:public A,public B { private: int b; public: void display();}; void C∷display() { int b=geta(); cout<<b;} void main() { C c; c.seta(); c.display();}A.1B.2C.随机输出1或2D.程序有错
考题
有如下类定义:class Point{public:Point(int xx=0,int yy=0):x(xx),y(yy) { }private:int x,y;};class Circle:public Point{public:Circle(int r):radius(r) { }private:int radius;};派生类Circle中数据成员的个数是( )。A、3B、1C、5D、2
考题
给出下列代码,如何使成员变量m被方法fun( )直接访问?Class Test{private int m;public static void fun( ){} }A.将private int m改为protected int mB.将private int m改为public int mC.将private int m改为static int mD.将private int m改为int m
考题
若有以下程序 include using namespace std; class A {private:int a; public: A(in
若有以下程序 #include <iostream> using namespace std; class A { private: int a; public: A(int i) { a=i; } void disp() { cout<<a<<","; } }; class B { private: int b; public: B(int j) { b=j; } void disp() { cout<<b<<","; } }; class C: public B,public A { private: int c; public: C(int k):A(k-2),B(k+2) { c=k; } void disp() { A::disp(); B::disp(); cout<<c<<end1; } }; int main() { C obj(10); obj.disp(); return 0; } 程序执行后的输出结果是A.10,10,10B.10,12,14C.8,10,12D.8,12,10
考题
给出下列代码,如何使成员变量m被方法fun( )直接访问? class Test{ private int m; public static void fun( ){ … } }A.将private int m改为protected int mB.将private int m改为public int mC.将private int m改为static iD.将private int m改为int m
考题
下面这个程序的结果是 include class A { private: int a; public: void seta( ) ;
下面这个程序的结果是#include<iostream.h>class A{private:int a;public:void seta( ) ;int geta( ) ;};void A: :seta( ){ a=1;}int A: :geta( ){ retum a;}class B{ private:int a;public:void seta( ) ;int geta( ) ;};void B: :seta( ){a=2;}int B: :geta( ){return a;}class C: public A,public B{ private:int b;public:void display( ) ;};void C: :display( ){ int b=geta( ) ;cout < < b;}void main( ){ C c;c. seta( ) ;c. display( ) ;}A.1B.2C.随机输出1或2D.程序有错
考题
有以下程序:includeusing namespace std;classA{private: int x;public: A(int a) {x
有以下程序: #include<iostream> using namespace std; class A { private: int x; public: A(int a) { x=a; } friend class B; }; class B { public: void print(A a) { a.x--; cout<<a, x<<end1; } }; int main () { A a(10); B b; b.print (a) ; return 0; } 程序执行后的输出结果是( )。A.9B.10C.11D.12
考题
有以下程序:include using namespace std;class A{private:int a;public:A (int i){a
有以下程序: #include <iostream> using namespace std; class A { private: int a; public: A (int i) { a=i; } void disp() { cout<<a<<","; } }; class B { private: int b; public: B(int j) { b=j; } void disp() { cout<<b<<","; } }; class C : public B,public A { private: int c; public: C(int k) :A(k-2),B(k+2) { c=k; } void disp () { A::disp (); B::disp (); cout<<c<<endl; } }; int main () { C obi (10); obj.disp (); return 0; } 程序执行后的输出结果是A.10,10,10B.10,12,14C.8,10,12D.8,12,10
考题
若有以下程序:include using namespace std;class A{private:int a;public:A(im i){a
若有以下程序: #include <iostream> using namespace std; class A { private: int a; public: A(im i) { a=i; } void disp() cout<<a<<","; } }; class B { private: int b; public: B(int j) { b=j; } void disp0 { cout<<b<<","; } }; class C: public B,public A { private: int c; public: C(int k):A(k-2),B(k+2) { c=k; } void disp0 { A::disp(); B::disp(); cout<<c<<endl; } }; int main() { C obj(10); obj.disp(); return 0; } 程序执行后的输出结果是( )。A.10,10,10B.10,12,14C.8,10,12D.8,12,10
考题
有以下程序:includeusing namespace std;definePl 3.14Class Point{private:int x,y
有以下程序: #include<iostream> using namespace std; #definePl 3.14 Class Point {private: int x,y; public: Point(int a,intB) {X=a; y:b;} int getx() <return x;} int gety() {return y;}}; class Circle:public Point {priA.314B.157C.78.5D.153.86
考题
若有以下程序:includeusing namespace std;class A{private:int a; public:void seta
若有以下程序: #include<iostream> using namespace std; class A { private: int a; public: void seta(int x) { a=x; } void showa() { cout<<a<<","; } }; class B { private: int b; public: void setb(int x) { b=x; } void showb() { cout<<b<<",”; } }; class C:pUblic A,private B { private: int c; public: void setc(int x,int y,int z) { c=z; seta(x); setb(y); } void showc() { showa(); showb(); cout<<c<<end1; } }; int main() { Cc; c.setc(1,2,3); c.showc(); retrun 0; } 程序执行后的输出结果是A.1,2,3B.1,1,1C.2,2,2D.3,3,3
考题
若有以下程序:includeusing namespace std;class A{private:inta;public:voidseta(in
若有以下程序: #include <iostream> using namespace std; class A { private: int a; public: void seta(int x) { a=x; } void showa() { cout<<a<<","; } }; class B { private: int b; public: void setb (int x) { b=x; } void showb() { cout<<b<<","; } }; class C :public A,private B { private: int c; public: void setc(int x, inc y, int z) { c=z; seta (x); setb (y); } void showc() { showa (); showb (); cout<<c<<end1; } }; int main () { C c; c. setc(1,2,3); c.showc(); return 0; } 程序执行后的输出结果是A.1,2,3B.1,1,1C.2,2,2D.3,3,3
考题
若有以下程序:include using namespace std;class A{private:int a;public:void seta
若有以下程序:#include <iostream>using namespace std;class A{private: int a;public: void seta(int x) { a=x; } void showa() { cout<<a<<","; }};class B{private: int b;public: void setb(int x) { b=x; } void showb() { cout<<b<<","; }};class C: public A, private B{private: int c;public: void setc(int x, int y, int z) { c=z; seta(x); setb(y); } void showc() { showa(); showb(); cout<<c<<end1; }};int main(){ C c; c.setc(1,2,3); c.showc(); return 0;}程序执行后的输出结果是( )。A.1,2,3B.1,1,1C.2,2,2D.3,3,3
考题
下列类的定义中,有( )处语法错误。 class Base { public: Base(){} Base(int i) { data=i; } private: int data; }; class Derive : public Base { public: Derive() : Base(O) {} Derive (int x) { d=x; } void setvalue(int i) { data=i; } private: int d; };A.1B.2C.3D.4
考题
若有以下程序:includeusing namespace std;class A{private:int x;public:int z;void
若有以下程序:#include<iostream>using namespace std;class A {private: int x;public: int z; void setx(int i) { x=i; } int getx () { return x; }}:class B : public A{private: int m;public: int p; void setvalue(int a, int b, int c) { setx(a) ; z=b; m=c; } void display{) { cout<<getx ()<<", "<<z<<", "<<m<<end1; }};int main(){ B obj; obj. setvalue(2,3,4); obj.display(); return 0;} 程序运行以后的输出结果是A.产生语法错误B.2,3,4C.2,2,2D.4,3,2
考题
若有以下程序:include using namespace std;class A{private: int a;public: A(int
若有以下程序: #include <iost ream> using namespace std; class A { private: int a; public: A(int i) { a=i; } void disp () { cout<<a<<", "; } }; class B { private:A.10,10,10B.10,12,14C.8,10,12D.8,12,10
考题
class A { protected int method1(int a, int b) { return 0; } } Which two are valid in a class that extends class A?() A、 public int method1(int a, int b) { return 0; }B、 private int method1(int a, int b) { return 0; }C、 private int method1(int a, long b) { return 0; }D、 public short method1(int a, int b) { return 0: }E、 static protected int method1(int a, int b) { return 0; }
考题
1. public class Target { 2. private int i = 0; 3. public int addOne() { 4. return ++i; 5. } 6. } And: 1. public class Client { 2. public static void main(String[] args) { 3. System.out.println(new Target().addOne()); 4. } 5. } Which change can you make to Target without affecting Client?() A、 Line 4 of class Target can be changed to return i++;B、 Line 2 of class Target can be changed to private int i = 1;C、 Line 3 of class Target can be changed to private int addOne() {D、 Line 2 of class Target can be changed to private Integer i = 0;
考题
public class Parent { int change() {…} } class Child extends Parent { } Which methods can be added into class Child?() A、 public int change(){}B、 int chang(int i){}C、 private int change(){}D、 abstract int chang(){}
考题
public class Key { private long id1; private long 1d2; // class Key methods } A programmer is developing a class Key, that will be used as a key in a standard java.util.HashMap. Which two methods should be overridden to assure that Key works correctly as a key?()A、 public int hashCode()B、 public boolean equals(Key k)C、 public int compareTo(Object o)D、 public boolean equals(Object o)E、 public boolean compareTo(Key k)
考题
public abstract class Shape { private int x; private int y; public abstract void draw(); public void setAnchor(int x, int y) { this.x = x; this.y = y; } } Which two classes use the Shape class correctly?()A、 public class Circle implements Shape { private int radius; }B、 public abstract class Circle extends Shape { private int radius; }C、 public class Circle extends Shape { private int radius; public void draw(); }D、 public abstract class Circle implements Shape { private int radius; public void draw(); }E、 public class Circle extends Shape { private int radius;public void draw() {/* code here */} }F、 public abstract class Circle implements Shape { private int radius;public void draw() { / code here */ } }
考题
多选题public abstract class Shape { private int x; private int y; public abstract void draw(); public void setAnchor(int x, int y) { this.x = x; this.y = y; } } Which two classes use the Shape class correctly?()Apublic class Circle implements Shape { private int radius; }Bpublic abstract class Circle extends Shape { private int radius; }Cpublic class Circle extends Shape { private int radius; public void draw(); }Dpublic abstract class Circle implements Shape { private int radius; public void draw(); }Epublic class Circle extends Shape { private int radius;public void draw() {/* code here */} }Fpublic abstract class Circle implements Shape { private int radius;public void draw() { / code here */ } }
考题
多选题public class TestDemo{ private int x = 2; static int y = 3; public void method(){ final int i=100; int j = 10; class Cinner{ public void mymethod(){ //Here } } } } 在Here处可以访问的变量是哪些?()AxByCiDj
热门标签
最新试卷