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Zend Exam 200-710 Topic 2 Question 64 Discussion
Actual exam question for
Zend's
200-710 exam
Question #: 64
Topic #: 2
[All 200-710 Questions]
Topic #: 2
In the following code, which classes can be instantiated?
abstract class Graphics {
abstract function draw($im, $col);
}
abstract class Point1 extends Graphics {
public $x, $y;
function __construct($x, $y) {
$this->x = $x;
$this->y = $y;
}
function draw($im, $col) {
ImageSetPixel($im, $this->x, $this->y, $col);
}
}
class Point2 extends Point1 { }
abstract class Point3 extends Point2 { }
Suggested Answer:
A
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