Base install for OEL 5 U6 Missing RPMs

Why is the base install for Oracle Enterprise Linux 5 U6 mission core RPMs?

Out put from system:

[root@CYF-ORACLEDB ~]# rpm -q setarch compat-libstdc++-33 make glibc openmotif compat-db gcc libaio rsh compat-gcc-34 compat-gcc-34-c++ openmotif22 sysstat
setarch-2.0-1.1
compat-libstdc++-33-3.2.3-61
compat-libstdc++-33-3.2.3-61
make-3.81-3.el5
glibc-2.5-58
glibc-2.5-58
package openmotif is not installed
package compat-db is not installed
package gcc is not installed
libaio-0.3.106-5
libaio-0.3.106-5
rsh-0.17-40.el5
package compat-gcc-34 is not installed
package compat-gcc-34-c++ is not installed
package openmotif22 is not installed
package sysstat is not installed
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