what is the meaning for Java 5.0 update 6,9,10 ?

Answer 1

Because - as with any software - when a version comes out, it is not perfect. As time goes on, bugs get fixed, code is optimized, and new (hopefully better!) functionality becomes available. For most software, upgrading through these minor versions she be simple and not cause many problems for your applications. Upgrading major versions - like 1.4 to 5.0 is likely to result in a few problems.

Answer 2

No need to get all technical. You should do it because it's an app. that your computer uses and so you always need to keep it up to date.

Answer 3

the meaning is your mum