Question 1

You want subclasses in any package to have access to members of a superclass. Which is the most restrictive access that accomplishes this objective?

java

public
protected
private
transient

Answer

Correct Option: B

Question 2

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?

java

public
abstract
protected
synchronized
default access

Answer

Correct Option: E

Question 3

Which cause a compiler error?

java

int[ ] scores = {3, 5, 7};
int [ ][ ] scores = {2,7,6}, {9,3,45};
String cats[ ] = {"Fluffy", "Spot", "Zeus"};
boolean results[ ] = new boolean [] {true, false, true};

Answer

Correct Option: B

Question 4

You want a class to have access to members of another class in the same package. Which is the most restrictive access that accomplishes this objective?

java

public
private
protected
default access

Answer

Correct Option: D

Question 5

Which one creates an instance of an array?

java

int[ ] ia = new int[15];
float fa = new float[20];
char[ ] ca = "Some String";
int ia[ ] [ ] = { 4, 5, 6 }, { 1,2,3 };

Answer

Correct Option: A

Question 6

Which of the following class level (nonlocal) variable declarations will not compile?

java

protected int a;
transient int b = 3;
private synchronized int e;
volatile int d;

Answer

Correct Option: C

Question 7

Given a method in a protected class, what access modifier do you use to restrict access to that method to only the other members of the same class?

java

final
static
private
protected

Answer

Correct Option: C

Question 8

Which is a valid declaration within an interface?

java

public static short stop = 23;
protected short stop = 23;
transient short stop = 23;
final void madness(short stop);

Answer

Correct Option: A

Description: Java Declarations and Access Control Quiz
Number of Questions: 8
Created by: Aliensbrain Bot
Tags: java

Java Declarations and Access Control Quiz

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