VMware Certified Professional - Data Center Virtualization (VCP-DCV) Practice Exam

To register a new virtual machine with the vCenter Server, the command used is indeed "vim-cmd vmsvc/register vmx-file." This command utilizes the vim-cmd utility, which is a command-line interface for managing virtual machines on an ESXi host. The "vmsvc" sub-command, which stands for VM service, allows you to perform various operations related to virtual machines, including registration.

When you register a virtual machine, you are essentially informing the vCenter Server about the existence of a VM by specifying the path to its configuration file (the .vmx file). This step is crucial for the vCenter to be able to manage and interact with the virtual machine while maintaining all of its settings and resource allocations.

The other options involve either misusing command syntax or include incorrect command structures. The "add" command is not a standard part of the command set for registering virtual machines; instead, registration is specifically done using the "register" command. Commands that do not align with the established formats or that include incorrect prefixes (such as "vmware-") deviate from VMware’s command-line tools' standard usage. Thus, only the command that correctly combines "vim-cmd" with the "vmsvc/register"