Oracle reports are use to make business enable with the facility to provide information of all level within or outside in a secure way. Oracle report uses REP files and RDF file extensions.
In Oracle Reports, the default extension for report files is typically “.rdf” (Report Definition File). The “.rdf” file contains the layout and design information for the report. Additionally, Oracle Reports may generate output files in various formats such as PDF, HTML, XML, etc., depending on the report’s configuration.
So, the correct answer to the question “What are the extensions used by Oracle Reports?” would include “.rdf” for the report definition file and may also include other extensions depending on the output formats chosen for the report.