每个jdk升级包括奇数和偶数版本，如Java8update73(8u73 )和Java8update73(8u73 ) )。 应该怎么选择哪个版本？
生产环境选择8u73测试环境选项8u74；
eachreleasehasanodd(CPU ) andan even (PSU ) number. So in this case，73istheCPU ) critical fixes (and 74 is the PSU ) criticalpllpule
generalrecommendationfromoracleinaproductionenvironmentistousethecpureleasesandstarttestingthepsureleaseinyourtestenvironments chwillcontainthepreviouspsuplusanynewcriticalupdates。
如何选择jre、server jre和jdk这三个版本？
Which Java package do I need？ 软件开发人员： JDK (javasedevelopmentkit ).forjavadevelopers.includesacompletejreplustoolsfordeveloping，开发人员
管理运行管理应用程序服务器：服务器JRE (服务器javaruntimeenvironment )。 fordeployingjavaapplicationsonservers.includestoolsforjvmmonitoringandtoolscommonlyrequiredforserverapplications， butdoesnotincludebrowserintegration (the Java plug-in )、auto-update、nor an installer. Learn more
enduserrunningjavaonadesktop : JRE : (javaruntimeenvironment ).coversmostend-users needs.containseverythingrequired