单选题Which Man clsss properly represents the relationship "Man has a best friend who is a Dog"?()A class Man extends Dog { }B class Man implements Dog { }C class Man { private BestFriend dog; }D class Man { private Dog bestFriend; }E class Man { private Dog

题目
单选题
Which Man clsss properly represents the relationship "Man has a best friend who is a Dog"?()
A

class Man extends Dog { }

B

class Man implements Dog { }

C

class Man { private BestFriend dog; }

D

class Man { private Dog bestFriend; }

E

class Man { private Dog; }

F

class Man { private BestFriend; }


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更多“单选题Which Man clsss properly represents the relationship "Man has a best friend who is a Dog"?()A class Man extends Dog { }B class Man implements Dog { }C class Man { private BestFriend dog; }D class Man { private Dog bestFriend; }E class Man { private Dog”相关问题
  • 第1题:

    He is the man()dog bit me.

    Athat

    Bwhich

    Cwhose


    C

  • 第2题:

    He is the man()dog bit me.

    • A、that
    • B、which
    • C、whose

    正确答案:C

  • 第3题:

    public class Pet{     private String name;     public Pet(){  System.out.print(1);    }  public Pet(String name){        System.out.print(2);    } }  public class Dog extends Pet{     public Dog(String name){        System.out.print(3);    } }  执行new Dog(“棕熊”);后程序输出是哪项?() 

    • A、 23
    • B、 13
    • C、 123
    • D、 321

    正确答案:B

  • 第4题:

    public class Pet{     private String name;     public Pet(String name){       this.name = name;    }  public void speak(){     System.out.print(name); }  }  public class Dog extends Pet{     public Dog(String name){       super(name);    }  public void speak(){    super.speak();  System.out.print(“ Dog ”);    } }  执行代码   Pet pet = new Dog(“京巴”);  pet.speak();  后输出的内容是哪项?() 

    • A、 京巴
    • B、 京巴 Dog
    • C、 null
    • D、 Dog京巴

    正确答案:B

  • 第5题:

    Which Man class properly represents the relationship "Man has a best friend who is a Dog"?()

    • A、class Man extends Dog{}
    • B、class Man implements Dog{}
    • C、class Man{private BestFriend dog;}
    • D、class Man{private Dog bestFriend;}
    • E、class Man{private Dog;}
    • F、class Man{private BestFriend;}

    正确答案:D

  • 第6题:

    Which Man clsss properly represents the relationship "Man has a best friend who is a Dog"?()

    • A、class Man extends Dog { }
    • B、class Man implements Dog { }
    • C、class Man { private BestFriend dog; }
    • D、class Man { private Dog bestFriend; }
    • E、class Man { private Dog; }
    • F、class Man { private BestFriend; }

    正确答案:D

  • 第7题:

    单选题
    public class Pet{   private String name;   public Pet(){   System.out.print(1);  }   public Pet(String name){   System.out.print(2);  }  }   public class Dog extends Pet{  public Dog(){   System.out.print(4);  }   public Dog(String name){   super(name);   System.out.print(3);  }   }   执行new Dog(“棕熊”);后程序输出是哪项?()
    A

     33

    B

     13

    C

     23

    D

     123


    正确答案: D
    解析: 暂无解析

  • 第8题:

    单选题
    Which Man class properly represents the relationship "Man has a best friend who is a Dog"?()
    A

    class Man extends Dog { }

    B

    class Man implements Dog { }

    C

    class Man { private BestFriend dog; }

    D

    class Man { private Dog bestFriend; }

    E

    class Man { private Dog<bestFriend>; }

    F

    class Man { private BestFriend<dog>; }


    正确答案: D
    解析: 暂无解析

  • 第9题:

    单选题
    Which Man class properly represents the relationship "Man has a best friend who is a Dog"?()
    A

    class Man extends Dog{}

    B

    class Man implements Dog{}

    C

    class Man{private BestFriend dog;}

    D

    class Man{private Dog bestFriend;}

    E

    class Man{private Dog;}

    F

    class Man{private BestFriend;}


    正确答案: C
    解析: 暂无解析

  • 第10题:

    单选题
    He is the man()dog bit me.
    A

    that

    B

    which

    C

    whose


    正确答案: B
    解析: 暂无解析

  • 第11题:

    多选题
    10. interface Jumper { public void jump(); }  ......  20. class Animal {}  ......  30. class Dog extends Animal { 31. Tail tail; 32. }  ......  40. class Beagle extends Dog implements Jumper {  41. public void jump() { }  42. }  .......  50. class Cat implements Jumper {  51. public void jump() { }  52. }  Which three are true?()
    A

    Cat is-a Animal

    B

    Cat is-a Jumper

    C

    Dog is-a Animal

    D

    Dog is-a Jumper

    E

    Cat has-a Animal

    F

    Beagle has-a Tail

    G

    Beagle has-a Jumper


    正确答案: A,D
    解析: 暂无解析

  • 第12题:

    单选题
    public class Pet{  public void speak(){   System.out.print(“ Pet ”);  }  }   public class Cat extends Pet{  public void speak(){   System.out.print(“ Cat ”);  }  }   public class Dog extends Pet{  public void speak(){   System.out.print(“ Dog ”);  }  }   执行代码   Pet[] p = {new Cat(),new Dog(),new Pet()};   for(int i=0;i〈p.length;i++)   p[i].speak();   后输出的内容是哪项?()
    A

    Pet Pet Pet

    B

    Cat Cat Cat

    C

    Cat Dog Pet

    D

    Cat Dog Dog


    正确答案: D
    解析: 暂无解析

  • 第13题:

    He is the man()dog bit me.

    Athat

    Bwhich

    Cwho’s

    Dwhose


    D

  • 第14题:

    He is the man()dog bit me.

    • A、that
    • B、which
    • C、who’s
    • D、whose

    正确答案:D

  • 第15题:

    10. interface Jumper { public void jump(); }  ......  20. class Animal {}  ......  30. class Dog extends Animal { 31. Tail tail; 32. }  ......  40. class Beagle extends Dog implements Jumper {  41. public void jump() { }  42. }  .......  50. class Cat implements Jumper {  51. public void jump() { }  52. }  Which three are true?()

    • A、 Cat is-a Animal
    • B、 Cat is-a Jumper
    • C、 Dog is-a Animal
    • D、 Dog is-a Jumper
    • E、 Cat has-a Animal
    • F、 Beagle has-a Tail
    • G、 Beagle has-a Jumper

    正确答案:B,F

  • 第16题:

    public class Pet{     private String name;     public Pet(){  System.out.print(1);    }  public Pet(String name){        System.out.print(2);    } }  public class Dog extends Pet{     public Dog(){  System.out.print(4);    }  public Dog(String name){        super(name);  System.out.print(3);    } }  执行new Dog(“棕熊”);后程序输出是哪项?()  

    • A、 33
    • B、 13
    • C、 23
    • D、 123

    正确答案:C

  • 第17题:

    public class Pet{     private String name;     public Pet(){  System.out.print(1);    }  public Pet(String name){        System.out.print(2);    } }  public class Dog extends Pet{     public Dog(){  System.out.print(4);    }  public Dog(String name){        this();  System.out.print(3);    } }  执行new Dog(“棕熊”);后程序输出是哪项?()  

    • A、 143
    • B、 423
    • C、 243
    • D、 1134

    正确答案:A

  • 第18题:

    Which Man class properly represents the relationship "Man has a best friend who is a Dog"?()

    • A、class Man extends Dog { }
    • B、class Man implements Dog { }
    • C、class Man { private BestFriend dog; }
    • D、class Man { private Dog bestFriend; }
    • E、class Man { private Dog<bestFriend>; }
    • F、class Man { private BestFriend<dog>; }

    正确答案:D

  • 第19题:

    单选题
    public class Pet{     private String name;     public Pet(){  System.out.print(1);    }  public Pet(String name){        System.out.print(2);    } }  public class Dog extends Pet{     public Dog(String name){        System.out.print(3);    } }  执行new Dog(“棕熊”);后程序输出是哪项?()
    A

     23

    B

     13

    C

     123

    D

     321


    正确答案: C
    解析: 暂无解析

  • 第20题:

    单选题
    public class Pet{   private String name;   public Pet(){   System.out.print(1);  }   public Pet(String name){   System.out.print(2);   }  }   public class Dog extends Pet{  public Dog(){   System.out.print(4);  }   public Dog(String name){   //这里隐藏了一句代码:super.pet();   this();   System.out.print(3);  }  }   执行new Dog(“棕熊”);后程序输出是哪项?()
    A

     143

    B

     423

    C

     243

    D

     1134


    正确答案: D
    解析: 暂无解析

  • 第21题:

    单选题
    public class Pet{     private String name;     public Pet(String name){       this.name = name;    }  public void speak(){     System.out.print(name); }  }  public class Dog extends Pet{     public Dog(String name){       super(name);    }  public void speak(){    super.speak();  System.out.print(“ Dog ”);    } }  执行代码   Pet pet = new Dog(“京巴”);  pet.speak();  后输出的内容是哪项?()
    A

     京巴

    B

     京巴 Dog

    C

     null

    D

     Dog京巴


    正确答案: B
    解析: 暂无解析

  • 第22题:

    单选题
    He is the man()dog bit me.
    A

    that

    B

    which

    C

    who’s

    D

    whose


    正确答案: B
    解析: 暂无解析

  • 第23题:

    单选题
    Which Man class properly represents the relationship “Man has a best friend who is a Dog”?()
    A

     class Man extends Dog { }

    B

     class Man implements Dog { }

    C

     class Man { private BestFriend dog; }

    D

     class Man { private Dog bestFriend; }

    E

     class Man { private Dog }

    F

     class Man { private BestFriend }


    正确答案: B
    解析: 暂无解析