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Author Archives: Anonymous

Given the following class hierarchy, identify whether the me…

Given the following class hierarchy, identify whether the method price is overloaded, overridden, or neither by the subclass: public class Drink {   public void price(int p, String n) { /* implemented */ } } public class Pepsi extends Drink {   public void price(int price, String name) { /* implemented */ } } 

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public class SportsEquipment {      public SportsEquipment (…

public class SportsEquipment {      public SportsEquipment () {          System.out.println(“SPORTS”);      } } public class Ball extends SportsEquipment {     public Ball() {     super();         System.out.println(“BALL”);      } } public class BasketBall extends Ball {     public BasketBall () {         System.out.println(“BASKETBALL”);      } }  Given the class definitions above, what is printed to the console when the following lines of code are executed? Assume the code compiles and runs (i.e. ignore typos). Ball b = new Ball(); BasketBall bb = new BasketBall(); 

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Given the following class hierarchy, identify whether the me…

Given the following class hierarchy, identify whether the method introduce is overloaded, overridden, or neither by the subclass: public class Person {    public void introduce(String name, int height) { /* implemented */ }}public class Student extends Person {   public void introduce(String name, int height, String major) { /* implemented */ }}

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                . ‘  .           ‘ .( ‘.) ‘     _   (‘-.SH…

                . ‘  .           ‘ .( ‘.) ‘     _   (‘-.SHOW )’ (`’     | (- -(. ‘)` YOUR (-) ‘  .–`+’-. .  (‘ SCRATCH ‘) .  |`—-‘|   (‘ .) PAPER )  | /..\ |    . (‘ `.  )   |\./\.\|      ` .  `   |./G \/|  |.\ T/.|  `-._/.-‘

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Given the following class hierarchy, identify whether the me…

Given the following class hierarchy, identify whether the method price is overloaded, overridden, or neither by the subclass: public class Drink {   public void price(int p, String n) { /* implemented */ } } public class Pepsi extends Drink {   public void price(int price, String name) { /* implemented */ } } 

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Given 3 classes (Shark, SeaCreature, and Fish), Shark can i…

Given 3 classes (Shark, SeaCreature, and Fish), Shark can inherit from both SeaCreature and Fish with the following syntax: public class Shark extends SeaCreature, Fish { /* valid class definition */}

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Given the following class hierarchy, identify whether the me…

Given the following class hierarchy, identify whether the method introduce is overloaded, overridden, or neither by the subclass: public class Person {    public void introduce(String name, int height) { /* implemented */ }}public class Student extends Person {   public void introduce(String name, int height, String major) { /* implemented */ }}

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public class SportsEquipment {      public SportsEquipment (…

public class SportsEquipment {      public SportsEquipment () {          System.out.println(“SPORTS”);      } } public class Ball extends SportsEquipment {     public Ball() {     super();         System.out.println(“BALL”);      } } public class BasketBall extends Ball {     public BasketBall () {         System.out.println(“BASKETBALL”);      } }  Given the class definitions above, what is printed to the console when the following lines of code are executed? Assume the code compiles and runs (i.e. ignore typos). Ball b = new Ball(); BasketBall bb = new BasketBall(); 

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public abstract class Airline {     public abstract long sel…

public abstract class Airline {     public abstract long sellPlane(); }  Consider the class shown above. Which of the following class definitions will NOT compile? 

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Given the following class hierarchy, identify whether the me…

Given the following class hierarchy, identify whether the method eat is overloaded, overridden, or neither by the subclass:  public class Animal {   public void eat(String food) { /* implemented */ } } public class Dog extends Animal{   public void eat(String food, int quantity) { /* implemented */ } } 

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