The first is a bootable disc, which can only boot the system and is typically used for network installation. Basically useless.
The second one is the first of the system discs. You can install a basic system with this one. Other software that is installed after the system is installed.
The third one is the DVD version of the system disk. The software included is a bit more than the previous one. However, these software can also be installed through the network. Look at your speed. Hurry, it's useless to use this.
The fourth one is LiveCD. You can use it to start the computer into the system. Used to perform a system demonstration without making a hard drive change. Of course, you can also use it to install the system.
The last one is a USB flash drive image. Use the relevant tool to write to the USB stick.
Above from Baidu know: http://zhidao.baidu.com/link?url=P-iPI53_QRjX9qERRAxt3TNxoDMVn2vJT2AhZuCUw96FTEUU_ Ajrz95e3nmmzksawbkhltlpecpofujah_gmik
In addition, the VMware service opens:
The VMware Authorization service must be turned on when using VM virtual machines.
VMware DHCP Service, VMware NAT Service is network-related. You cannot use the network without turning on the virtual machine.
The VMware USB Arbitration service is set to manual and generally does not need to be started when using a virtual machine.
FreeBSD mirroring function and VMware Service open