[root@athlonz ~]# rpm -qa | grep gcc
gcc-gfortran-4.3.0-8.x86_64
libgcc-4.3.0-8.x86_64
gcc-c++-4.3.0-8.x86_64
gcc-4.3.0-8.x86_64
libgcc-4.3.0-8.i386

[root@athlonz ~]# rpm -qa | grep grep
grep-2.5.1-59.fc9.x86_64

[root@athlonz ~]# rpm -qa gcc
gcc-4.3.0-8.x86_64

[root@athlonz ~]# rpm -qa gcc gcc-gfortran grep
grep-2.5.1-59.fc9.x86_64
gcc-gfortran-4.3.0-8.x86_64
gcc-4.3.0-8.x86_64

[root@athlonz ~]# rpm -qa gcc* gre*
grep-2.5.1-59.fc9.x86_64
gcc-gfortran-4.3.0-8.x86_64
gcc-c++-4.3.0-8.x86_64
gcc-4.3.0-8.x86_64

[root@athlonz ~]# rpm -qi gcc* gre*
package gcc* is not installed
package gre* is not installed

[root@athlonz ~]# rpm -qi gcc
Name        : gcc                          Relocations: (not relocatable)
Version     : 4.3.0                             Vendor: Fedora Project
Release     : 8                             Build Date: Mon 28 Apr 2008 05:07:29 PM EDT
Install Date: Tue 10 Mar 2009 07:15:06 AM EDT      Build Host: hammer2.fedora.redhat.com
Group       : Development/Languages         Source RPM: gcc-4.3.0-8.src.rpm
Size        : 17793711                         License: GPLv3+ and GPLv2+ with exceptions
Signature   : DSA/SHA1, Tue 29 Apr 2008 10:03:16 AM EDT, Key ID b44269d04f2a6fd2
Packager    : Fedora Project
URL         : http://gcc.gnu.org
Summary     : Various compilers (C, C++, Objective-C, Java, ...)
Description :
The gcc package contains the GNU Compiler Collection version 4.3.
You'll need this package in order to compile C code.

[root@athlonz ~]# rpm -ql gcc
/usr/bin/c89
/usr/bin/c99
/usr/bin/cc
/usr/bin/gcc
/usr/bin/gcov
/usr/bin/protoize
/usr/bin/unprotoize
/usr/bin/x86_64-redhat-linux-gcc
/usr/lib/gcc
/usr/lib/gcc/x86_64-redhat-linux
...

[root@athlonz ~]# yum info gcc* grep
Loaded plugins: refresh-packagekit
Installed Packages
Name       : gcc
Arch       : x86_64
Version    : 4.3.0
Release    : 8
Size       : 17 M
Repo       : installed
Summary    : Various compilers (C, C++, Objective-C, Java, ...)
URL        : http://gcc.gnu.org
License    : GPLv3+ and GPLv2+ with exceptions
Description: The gcc package contains the GNU Compiler Collection version 4.3.
           : You'll need this package in order to compile C code.

Name       : gcc-c++
Arch       : x86_64
Version    : 4.3.0
Release    : 8
Size       : 9.6 M
Repo       : installed
Summary    : C++ support for GCC
URL        : http://gcc.gnu.org
License    : GPLv3+ and GPLv2+ with exceptions
Description: This package adds C++ support to the GNU Compiler Collection.
           : It includes support for most of the current C++ specification,
           : including templates and exception handling.

Name       : gcc-gfortran
Arch       : x86_64
Version    : 4.3.0
Release    : 8
Size       : 11 M
Repo       : installed
Summary    : Fortran 95 support
URL        : http://gcc.gnu.org
License    : GPLv3+ and GPLv2+ with exceptions
Description: The gcc-gfortran package provides support for compiling Fortran 95
           : programs with the GNU Compiler Collection.

Name       : grep
Arch       : x86_64
Version    : 2.5.1
Release    : 59.fc9
Size       : 454 k
Repo       : installed
Summary    : The GNU versions of grep pattern matching utilities
URL        : http://www.gnu.org/software/grep/
License    : GPL
Description: The GNU versions of commonly used grep utilities.  Grep searches
           : through textual input for lines which contain a match to a specified
           : pattern and then prints the matching lines.  GNU's grep utilities
           : include grep, egrep and fgrep.
           : 
           : You should install grep on your system, because it is a very useful
           : utility for searching through text.

Available Packages
Name       : gcc-gnat
Arch       : x86_64
Version    : 4.3.0
Release    : 8
Size       : 13 M
Repo       : fedora
Summary    : Ada 95 support for GCC
URL        : http://gcc.gnu.org
License    : GPLv3+ and GPLv2+ with exceptions
Description: GNAT is a GNU Ada 95 front-end to GCC. This package includes development tools,
           : the documents and Ada 95 compiler.

Name       : gcc-java
Arch       : x86_64
Version    : 4.3.0
Release    : 8
Size       : 3.3 M
Repo       : fedora
Summary    : Java support for GCC
URL        : http://gcc.gnu.org
License    : GPLv3+ and GPLv2+ with exceptions
Description: This package adds support for compiling Java(tm) programs and
           : bytecode into native code.

Name       : gcc-objc
Arch       : x86_64
Version    : 4.3.0
Release    : 8
Size       : 3.3 M
Repo       : fedora
Summary    : Objective-C support for GCC
URL        : http://gcc.gnu.org
License    : GPLv3+ and GPLv2+ with exceptions
Description: gcc-objc provides Objective-C support for the GCC.
           : Mainly used on systems running NeXTSTEP, Objective-C is an
           : object-oriented derivative of the C language.

Name       : gcc-objc++
Arch       : x86_64
Version    : 4.3.0
Release    : 8
Size       : 3.5 M
Repo       : fedora
Summary    : Objective-C++ support for GCC
URL        : http://gcc.gnu.org
License    : GPLv3+ and GPLv2+ with exceptions
Description: gcc-objc++ package provides Objective-C++ support for the GCC.