Oracle HTTP server 11g quick commands

1. How to get HTTP version 

export ORACLE_HOME=/u01/app/oracle/product/fmw/Oracle_WT1
export LD_LIBRARY_PATH=$ORACLE_HOME/ohs/lib:$ORACLE_HOME/opmn/lib:$ORACLE_HOME/lib: $LD_LIBRARY_PATH
export LD_LIBRARY_PATH=$ORACLE_HOME/ohs/lib:$ORACLE_HOME/opmn/lib:$ORACLE_HOME/lib:$LD_LIBRARY_PATH

 ./httpd -version

[oracle@dvohs1 bin]$ ./httpd -version
Server version: Oracle-HTTP-Server/2.2.22 (Unix)
Server built:   Jun 29 2017 22:55:25

Server label:   APACHE_11.1.1.9.0_LINUX.X64_RELEASE

2. Work in Progress