[CentOS] centos 5.5 -software updater-break in download

Good day,

New to centos,
New install .
Using - Software updater
While updating - downloading 73 updates there was a break in the download.
The break happened close to the end.
Now when using software updater again will it start all over again?
Go on where the break happened?
Could not find on google this issue
Kindly some advice please.
Thanks,   Regards
Johan