Magento M70-201 問題集

質問 1：
Which three of the following object types will have a parent class found in the Mage_Eav module for the purposes of EAV data storage in Magento? (Choose three)
A. Data helper
B. Resource model
C. Setup class
D. Data model
E. Resource collection
正解：B,C,E

質問 2：
In order to successfully register and configure a new entity capable of being saved and loaded from the database, you must create a model and which three of the following? (Choose three)
A. An entry in Mage:: $_registry
B. A table in the database that will store the entity's data
C. collection class
D. Configuration settings in your module's config.xrnl
E. A resource model
F. A record in the eav_entity table
正解：B,D,E

質問 3：
When changes are made to more than one of a collection's items using setData( 'some', 'value'), which of the following methods will save the changes in the collection?
A. $collection->saveItems ();
B. $collection->saveAllItems ()?
C. $collection->saveAll();
D. $collection->save();
正解：D

質問 4：
Which one of the folbwing classes must you extend in order to implement a custom indexer?
A. Mage_Eav_Model_Indexet:_Abstract
B. Mage_Index_Model_Indexer_Abstract
C. Mage_Index_Model_Entity_Indexer_Abstract
D. Mage_Cotre_Model_lndexeir_Abstract
正解：B

質問 5：
When the load method is called on an EAV-based data model, which of the following occurs before the load method returns?
A. walkAttributes is used to iterate over each attribute and load its data from the correct table on the database.
B. _afterLoad is called on the source model of each loaded attribute that has one.
C. walkAttributes is used to call afterLoad on the backend model of each loaded attribute that has one.
D. walkAttributes is used to call load on the backend model of each attribute to load its corresponding value.
正解：C

質問 6：
The value of the config/placeholders/ [placeholder_id] /block node from the merged cache.xml configuration is used______________.
A. only as a human-readable attribute to the placeholder tags in full page cache records
B. to build the unique cache id for full page cache records
C. to fetch the cache lifetime for the full page cache entry from the correct block instance
D. to map a block instance to the corresponding placeholder configuration while saving a full page cache entry
正解：A

質問 7：
Which one of the following controller classes could respond to this URL?: http://example.com/modulename/controller/index
A. Namespace_ModuleName_IndexControllet:
B. NamespacG_Modulename_ControllerController
C. Namespace_ModuleName_Controller_lndexController
D. Namespace_ModuleName_Controller_Controllerlndex
正解：B

質問 8：
Which statement describes a model class that extends Mage_Core_Model_Abstract?
A. The model class is responsible for loading the frontend layout templates and responding to page requests via its Action methods (for example, indexAction).
B. The model class consists of properties and methods for storing and manipulating data retrieved via separate resource classes responsible for database operations.
C. The model class does not encapsulate any logic except for logic providing access to the data loaded from the database.
D. The model class is primarily responsible for direct query operations such as retrieving and storing data and then rendering that data to the frontend view.
正解：B

質問 9：
What is the basic class/interface for every model observer class?
A. Mage_Core_Model_Event_Observer_Abstract
B. Mage_Model_Config_Observer
C. Mage_Core_Model_Event_Observer_Interface
D. Varien_Object
E. There is no required inheritance.
正解：E