Two modules, Foo and Moo, both rewrite the catalog/product model, but only the Moo module’s rewrite is being
used. Both modules Foo and Moo reside in the community code pool. Which two approaches allow the
functionality from both classes to be used? (Choose two)

To register a new API resource, what should you do?

In which config areas are layout files declared? (Choose two)

Assume you have product with qty in stock=1, and two people are trying to buy it at the same time. Which of the
following statements is true?

Which of the following methods will force an EAV resource collection model to include an attribute in its result
set?

You have used the “refresh”‘ action on the cache management page for the block html cache type. Which of
the following types of cache record would be cleared?

Which of the following xpaths defines the correct XML structure for informing Magento that your module has
install scripts?

How can you update a third-party system with every new order created in Magento?

You want to filter a product collection so that it will return only SKUs 12 and 123. You will use a call to
$collection->addFieldToFilter (‘sku’, ____________ );
Two of the following arrays could be used to complete that call correctly. Which two? (Choose two)

What is the basic class/interface for every model observer class?