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Java Declarations and Access Control Quiz

Description: Java Declarations and Access Control Quiz
Number of Questions: 8
Created by:
Tags: java
Attempted 0/8 Correct 0 Score 0
  1. public

  2. protected

  3. private

  4. transient


Correct Option: B
Explanation:

protected makes a member accessible only to classes in the same package or subclass of the class

What is the most restrictive access modifier that will allow members of one class to have access to members of another class in the same package?

  1. public

  2. abstract

  3. protected

  4. synchronized

  5. default access


Correct Option: E
Explanation:

default access is the "package oriented" access modifier.

  1. int[ ] scores = {3, 5, 7};

  2. int [ ][ ] scores = {2,7,6}, {9,3,45};

  3. String cats[ ] = {"Fluffy", "Spot", "Zeus"};

  4. boolean results[ ] = new boolean [] {true, false, true};


Correct Option: B
  1. int[ ] ia = new int[15];

  2. float fa = new float[20];

  3. char[ ] ca = "Some String";

  4. int ia[ ] [ ] = { 4, 5, 6 }, { 1,2,3 };


Correct Option: A
  1. protected int a;

  2. transient int b = 3;

  3. private synchronized int e;

  4. volatile int d;


Correct Option: C
  1. final

  2. static

  3. private

  4. protected


Correct Option: C
Explanation:

The private access modifier limits access to members of the same class.

Which is a valid declaration within an interface?

  1. public static short stop = 23;

  2. protected short stop = 23;

  3. transient short stop = 23;

  4. final void madness(short stop);


Correct Option: A
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