Verify the platform is Linux x86-64 and the version is 11.2.0.4.0 .
: Place both zip files in the same directory and run unzip 'p13390677_112040_Linux-x86-64_*of7.zip' . This will create a single database directory. download oracle 11.2 0.4 for linux x86-64
Oracle 11.2.0.4 is no longer under Premier Support (ended in 2019). Extended Support ended in 2020. However, you can still download it with a valid Oracle Support Contract or a free Oracle Technology Network (OTN) account for development purposes. Verify the platform is Linux x86-64 and the version is 11