Oracle 11.2.0.4 is via the standard Oracle Technology Network (OTN) public download page. It is considered a "Patch Set" and is locked behind My Oracle Support (MOS) . Prerequisites for Downloading
md5sum linuxx64_11gR2_database_1of2.zip
Before you invest time in downloading 11.2.0.4, ask yourself: oracle database 11g release 2 11.2 0.4 download
Application servers, developer machines, and administrative workstations. Installation Prerequisites and System Requirements
Oracle Database 11g Release 2 (11.2.0.4) Download and Installation Guide Oracle 11
Skip software updates, choose "Create and configure a database," select "Server Class," and specify your desired passwords and global database name.
Navigate to the extracted database directory and execute the Universal Installer: Linux: ./runInstaller Windows: Double-click setup.exe To obtain version 11
Before unzipping your downloaded 11.2.0.4 files, ensure your environment meets the core legacy requirements. Operating System Compatibility
Public downloads for 11.2.0.4 are generally not available on the main Oracle Technology Network (OTN) page, which typically only offers older base versions like 11.2.0.1. To obtain version 11.2.0.4, you must use one of the following: Stack Overflow My Oracle Support (MOS)