Answer:
b. adds to Iterator the ability to move backwards in the collection
Explanation:
In Java programming, the ListIterator interface adds to Iterator the ability to be bidirectional i.e move backwards and forward in the collection and it is a sub-interface of the Iterator interface.
The ListIterator interface makes it possible to modify any list during iteration and determine its position in the list.
Answer:
False.
Explanation:
The /tmp directory is a directory that contains files that are required temporarily and also for temporary storage of data.The data inside the /tmp directory gets deleted when the system boots or shuts down.Since the directory exists permanently the content inside it is temporary.
So we can conclude that the answer is False.
Answer:
Explanation:
namespace Jeroen\ReviewIntegration\Observer;
use Magento\Framework\Event\ObserverInterface;
class ProductReview implements ObserverInterface
{
protected $_storeManager;
protected $_request;
public function __construct(
\Magento\Store\Model\StoreManagerInterface $storeManager,
\Magento\Framework\App\Request\Http $request
) {
$this->_storeManager = $storeManager;
$this->_request = $request;
}
public function execute(\Magento\Framework\Event\Observer $observer)
{
return 'test';
}
}
You would have to add them up need more info on the returned video
