单项选择题 WhichofthefollowingistheadvantageofServertoServerreplicationinaclusterenvironment overDisktoDisk？（）

单项选择题 An administrator is adding additional memory into a server that registers 1GB of memory in the OS and notices that the system has 2GB of memory physically installed； however， the server only shows 1GB of memory during POST.  Which of the following is the MOST likely reason for this？（）

单项选择题 An administrator is attempting to start a server from a bootable Linux disk but instead the server boots into Windows. Which of the following is the MOST likely reason for this?（）