3.输出: Operating System Name: Windows Vista Operating System Version: 6.0 Operating System Architecture: x86 Runtime Environment Version(JDK version): 1.6.0_16 Runtime Environment Vendor(JDK vendor): Sun Microsystems Inc. VM Version: 14.2-b01 VM Vendor: Sun Microsystems Inc. VM Name: Java HotSpot(TM) Client VM RTE Specification Version: 1.6 RTE Specification Vendor: Sun Microsystems Inc. RTE Specification Name: Java Platform API Specification VM Specification Name: Java Virtual Machine Specification VM Specification Version: 1.0 VM Specification Vendor: Sun Microsystems Inc.