An Update changes a single application or how data is processed in a single way
"http://wiki.answers.com/Q/Explain_the_difference_between_a_service_pack_a_hotfix_and_a_patch"
A patch is an incremental update to security or features A Service Pack is a collection of all the patches released up to the date of the service pack release. Typically installing a service pack will install a majority of the patches you would normally install separately.
patch, update, service pack
If you have Windows service pack 3, then you need to download SP3 Drivers. If you have Windows Service Pack 1, then you need to download SP1 Drivers.
One will find the latest patch version for Windows Sever 2000 to be quite outdated as their last patch update was released on July 13, 2010. After that date, no more other patches were released. In the final patch, security updates were improved.
Service Pack 3 is a cumulative patch set released by Microsoft to fix security issues and provide minor performance enhancements.
A tight pack is were they are on there side and a loose pack is where they are not on there side. :)
2
A hotfix is a patch that addresses a specific issue. This is in contrast to a service pack or rollup, which bundles several fixes into a single package.
No, service pack 4 over-rides service pack 3.
R2 should be some sort of service pack, which fixes problems, vulnerabilities and so on in server 2008.
Yes. Any service pack can be used to upgrade from any previous service pack or the RTM edition. For instance, the original release to Service Pack 3, or from Service Pack 1 to Service Pack 4