【单选题】In the command mode of vi, which character can be used to append the text.
【单选题】In the command mode of vi, which character can be used to append the text after the current cursor on the same line.
【单选题】A new application has been added to a system which needs to automatically be started at system startup. The system administrator has decided to accomplish this by using the /etc/inittab file. Which co...
【判断题】制动总泵是将外界输入的机械能转化为液压能。( )
【单选题】当有工作人员发现现场发生火灾时,利用通讯工具通知车控室。车控室值班员在IBP盘上上直接启动火灾模式。这种启动方式为()。