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Public class Foo{
public void m1( int value ){
assert 0 <= value;
System.out.println( "OK" );
}
public static void main( String[] args ){
Foo foo = new Foo();
System.out.print( "foo.m1( 1 ): " );
foo.m1( 1 );
System.out.print( "foo.m1( -1 ): " );
foo.m1( -1 );
}
}

Predict the output of code if it is assert enabled?

A.	OK	B.	OK OK
C.	OK then triggers an assertion error	D.	None of these

Answer and Explanation

Answer:OK then triggers an assertion error

Explanation:
assert expression1;
assert expression1 : expression2;
In each form, expression1 is the boolean-typed expression being asserted. The expression
represents a program condition that the developer specifically proclaims must be true during program execution. In the second form, expression2 provides a means of passing a String message to the assertion facility

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