Set 23

Multiple Choice Question

QID: 
202

Consider the following variable declaration within the definition of an interface:

int i = 10;

Which of the following declarations defined in a non-abstract class, is equivalent to the above?

Select 1 option
A. public static int i = 10;
B. public final int i = 10;
C. public static final int i = 10;
D. public int i = 10;
E. final int i = 10;

Multiple Choice Question

QID: 
201

What, if anything, is wrong with the following code?

abstract class TestClass{
transient int j;
synchronized int k;
final void TestClass(){}
static void f(){}
}

Select 1 option

A. The class TestClass cannot be declared abstract.
B. The variable j cannot be declared transient.
C. The variable k cannot be declared synchronized.
D. The constructor TestClass( ) cannot be declared final.
E. The method f( ) cannot be declared static.
F. This code has no errors.

Multiple Choice Question

QID: 
200

Which of the following method definitions will prevent overriding of that method?

Select 4 options

A. public final void m1()
B. public static void m1()
C. public static final void m1()
D. public abstract void m1()
E. private void m1()

Multiple Choice Question

QID: 
199

Which of the following are valid declarations inside an interface?

Select 2 options

A. void compute();
B. public void compute();
C. public final void compute();
D. static void compute();
E. protected void compute();

Multiple Choice Question

QID: 
198

Note: Option 4 of this question may be considered too advanced for this exam.

Which lines of code will not be acceptable to the compiler?
import java.*; //1 
public abstract class InternalLogic //2 {  
 float density = 20.0; //3   
public class Doer //4   {      
void do() //5      {         //lot of valid code.      
}   
} }

Select 2 options

A. 1 
B. 2 
C. 3 
D. 4 
E. 5

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