Oracle Interview Questions and Answers
Question - 211 : - What is a Text_io Package?
Answer - 211 : - It allows you to read and write information to a file in the file system.
Question - 212 : - What is forms_DDL?
Answer - 212 : - Issues dynamic Sql statements at run time, including server side pl/SQl and DDL
Question - 213 : - How is link tool operation different bet. reports 2 & 2.5?
Answer - 213 : - In Reports 2.0 the link tool has to be selected and then two fields to be linked are selected and the link is automatically created. In 2.5 the first field is selected and the link tool is then used to link the first field to the second field.
Question - 214 : - What are the different styles of activation of ole Objects?
Answer - 214 : - In place activationExternal activation
Question - 215 : - How do you reference a Parameter?
Answer - 215 : - In Pl/Sql, You can reference and set the values of form parameters using bind variables syntax. Ex. PARAMETER name = '' or :block.item = PARAMETER Parameter name
Question - 216 : - What is the difference between object embedding & linking in Oracle forms?
Answer - 216 : - In Oracle forms, Embedded objects become part of the form module, and linked objects are references from a form module to a linked source file.
Question - 217 : - Name of the functions used to get/set canvas properties?
Answer - 217 : - Get_view_property, Set_view_property
Question - 218 : - What are the built-ins used for processing rows?
Answer - 218 : - Get_group_row_count(function)
Get_group_selection_count(function)
Get_group_selection(function)
Reset_group_selection(procedure)
Set_group_selection(procedure)
Unset_group_selection(procedure)
Question - 219 : - What are the built-ins that are used for setting the LOV properties at runtime?
Answer - 219 : - get_lov_property
set_lov_property
Question - 220 : - What are built-ins used for Processing rows?
Answer - 220 : - GET_GROUP_ROW_COUNT(function)
GET_GROUP_SELECTION_COUNT(function)
GET_GROUP_SELECTION(function)
RESET_GROUP_SELECTION(procedure)
SET_GROUP_SELECTION(procedure)
UNSET_GROUP_SELECTION(procedure)