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1.Consider the following Java program, which one of the following best describes "Food()"?public class Food {

  static int count;

  private String flavor = "sweet";

  Food() { count++; }

  void setFlavor(String s) { flavor = s; }

  String getFlavor() { return flavor; }

  static public void main(String[] args) {

    Food pepper = new Food();

    System.out.println(pepper.getFlavor());

  }

}



Select one:

a. a class variable

b. a constructor

c. a local object variable

d. an instance variable

e. a method


2. Consider the following Java program, which one of the following best describes "count"?


public class Food {

  static int count;

  private String flavor = "sweet";

  Food() { count++; }

  void setFlavor(String s) { flavor = s; }

  String getFlavor() { return flavor; }

  static public void main(String[] args) {

    Food pepper = new Food();

    System.out.println(pepper.getFlavor());

  }

}


Select one:

a. a class variable

b. a constructor

c. a local object variable

d. an instance variable

e. a method

3.Which one of the following Java technologies eliminates memory leaks?


Select one:

a. garbage collection

b. just-in-time compilers

c. object-oriented analysis and design

d. software engineering

e. virtual machines

4.Consider the following Java program, which one of the following best describes "pepper"?


public class Food {

  static int count;

  private String flavor = "sweet";

  Food() { count++; }

  void setFlavor(String s) { flavor = s; }

  String getFlavor() { return flavor; }

  static public void main(String[] args) {

    Food pepper = new Food();

    System.out.println(pepper.getFlavor());

  }

}


Select one:

a. an object

b. a reference

c. null

d. sweet

e. The program does not compile.

5.What is the output of the following Java program?



public class Food {

  static int count;

  private String flavor = "sweet";

  Food(String s) { flavor = s; }

  void setFlavor(String s) { flavor = s; }

  String getFlavor() { return flavor; }

  static public void main(String[] args) {

    Food pepper = new Food();

    System.out.println(pepper.getFlavor());

  }

}


Select one:

a. 1

b. 2

c. spicy

d. sweet

e. The program does not compile.

Answer & Explanation
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