Published at LXer:

Shared libraries that are dynamically linked make more efficient use of disk space than those that are statically linked, and more importantly allow you to perform security updates in a more efficient manner, but executables compiled against a particular version of a dynamic library expect that version of the shared library to be available on the machine they run on. If you are running machines with both Fedora 9 and openSUSE 11, the versions of some shared libraries are likely to be slightly different, and if you copy an executable between the machines, the file might fail to execute because of these version differences.

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