Answer the question and write the explanation. Question 4 What is the output of

Question

Answer the question and write the explanation.

Question 4

What is the output of the following code sequence:

double a = 27 % 11;
System.out.println( a );

297.0

2.0

5.0

2.45

2.5 points

Question 5

In the Quiz class, the foo method has the following API:

public static double foo( int i)

Assuming x is an integer value, and assuming the following statement having been executed:

Quiz q = new Quiz();

which method call(s) could be used?

double i = Quiz.foo( x );

System.out.println(“ Foo has returned the double value: “ + q.foo( x));

both a and b

neither a or b

Question 10

What is the output of this code sequence?

boolean x = true;
boolean y = false;
for ( int i = 0; i < 2; i++)

System.out.println( “Hello” );

if( x && y)

System.out.println( “Done” );

else

System.out.println( “Shall we go sailing?” );

Hello
Hello
Shall we go sailing?

Hello
Hello
Hello
Shall we go sailing?

Hello
Hello
Hello
Done

Hello
Done
Hello
Done
Hello
Done

Question 13

Given code:

public abstract class A{ }
public class B extends A
{
}

The following code sequence would correctly create an object reference of class A holding an object reference for an object of class B:

A c;
c = new B();

True

False

297.0

2.0

5.0

2.45

Explanation / Answer

Question 4: c) 5.0

Question 5: b) System.out.println(“ Foo has returned the double value: “ + q.foo( x));

Question 10:
a)
Hello
Hello
Shall we go sailing?

Question 13: True

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