Pressing Ctrl+n does not erase your current document, even though there is a completely blank document in front of you

________ rearrange(s) objects to use disk space more efficiently, thus releasing the now unused space to be used again

A) Backups B) Reports C) Queries D) Compacting

A virtual machine is being migrated to VirtualBox, and you are examining the requirements for the virtual machine. One requirement in particular is that the virtual machine must be able to use up to seven serial ports. Will the migration be successful?

A. Yes, VirtualBox supports an unlimited number of serial ports within a VM. B. Yes, VirtualBox can use duplexing to serve a maximum of 16 serial ports. C. No, VirtualBox can only support 4 serial ports max. D. No, VirtualBox does not support the use of serial ports within a VM.