what should i choose for my windows xp pc ?

Answer 1

what are you trying to ask...
if you want an ide then go for netbeans
and for jdk the latest is best and you can get it from oracle

Answer 2

jdk1.8 a

Answer 3

jdk is on rev 8 and jre on 7

Answer 4

if you want ide then eclipse is best and latest version of jdk 1.8 you may prefer..