Magento Magento Certifications M70-101 Questions & Answers

• Question 101:

  Which one of the following classes does NOT exist in Magento?

  A. Mage_Adminhtml_Block_Widget_Form_Element_Abstract

  B. Mage_Adminhtml_Block_Widget_Form

  C. Mage_Adminhtml_Block_Widget_Form_Container

  D. Mage_Adminhtml_Block_Widget_Form_Element

  E. Varien_Data_Form_Element_Abstract

  Correct Answer: A

• Question 102:

  Which four of these xml elements are used in system.xml to configure a system configuration property? (Choose four)

  A. backend_model

  B. admin_model

  C. frontend_model

  D. source_model

  E. source_type

  F. show_in_store

  Correct Answer: ACDF

• Question 103:

  Which one of the following accurately describes the purpose of the resource helper classes instantiated through Mage::getResourceHelper?

  A. Format values returned by the database for display in templates.

  B. Provide a convenient way to modify database table properties.

  C. Provide public access to concrete implementations of varien_Db_Adapter_Interface.

  D. Provide clean access to another module's database tables.

  E. Wrap vendor-specific SQL additions into an RDBMS-agnostic interface.

  Correct Answer: E

• Question 104:

  Which two public methods must be implemented in a functional custom shipping method directly extending Mage_Shipping_Model_Carrier_Abstract and also implementing Mage_Shipping_Model_Carrier_Interface? (Choose two)

  A. collectRates ( )

  B. getAllowedMethods ( )

  C. isTrackingAvailable ( )

  D. isFixed ( )

  E. getConfigData ( )

  F. checkAvailablesnipCountries ( )

  Correct Answer: AB

• Question 105:

  Which one of the following classes must you extend in order to implement a custom indexer?

  A. Mage_Eav_Model_Indexer_Abstract

  B. Mage_Core_Model_lndexer_Abstract

  C. Mage_Index_Model_Entity_Indexer_Abstract

  D. Mage_Index_Model_Indexer_Abstract

  Correct Answer: D

• Question 106:

  When you register an event observer, which two of the following pieces of information are required for it to function? (Choose two)

  A. method (or function) name

  B. method (or function) arguments

  C. class name

  D. object type (singleton, model, none, etc)

  E. call order

  F. active/inactive status

  Correct Answer: AC

• Question 107:

  

  The checkbox "Use default value" is checked and the corresponding input field is disabled, as shown in the graphic above. How does Magento represent this state in the corresponding EAV value tables?

  A. no row with a value for this store view and a row with value NULL for default

  B. no row with a value for this store view and a row with any value for default

  C. a row with value NULL for this store view and a row with value NULL for default

  D. a row with value NULL for this store view and a row with any value for default

  E. no row with a value for this store view and no row with a value for default

  Correct Answer: B

• Question 108:

  Which one of the following class types directly charges a credit card when you capture an invoice in Magento admin?

  A. Order

  B. Payment

  C. Invoice D. payment_method

  Correct Answer: D

• Question 109:

  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)

  A. Copy Foo_Model_Product to the local code pool.

  B. Copy Moo_Model_Product to the local code pool and merge the logic from Foo_Model_Product into it.

  C. Copy Moo_Model_Product to the local code pool and make it extend Foo_Model_Product, making sure the logic of both classes does not conflict.

  D. Copy Moo_Model_Product to the local code pool.

  E. Change the rewrite directive of the Moo module to rewrite foo/product instead of catalog/product.

  Correct Answer: BC

• Question 110:

  The initial call to ______________ will create and return an instance of the specified class.

  Subsequent calls to this method during the same execution cycle will return the same class instance as opposed to creating a new one.

  A. Mage::getResourceModel ('namespace/modulename');

  B. Mage::getInstance ('namespace/modulename');

  C. Mage::getModel ('modulename/modelname');

  D. Mage::getSingleton ('modulename/modelname');

  Correct Answer: D