What is the difference between the base_grand_total and grand_total attributes of the order?

Name of the shopping cart item created from a recurring product?

Which method is called on a shipping carrier model to fetch a list of all available shipping methods, along with the rates associated with them, for a quote address?

Which actions will enable logging via calls to debugData() on a native Magento payment method model?

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?

Which table is used for calculating a new increment ID for an order?

Every product in a catalog must be assigned to at least one category.

Which theme file defines the location information in Magento 2.0?

Which of the following is not a Magento area type?

Which is not true about flat catalog?

Which endpoint is used for user authorization(Customer)?