交换机使能STP时,缺省情况下交换机的优先级为()
A. 4096
B. 8192
C. 16384
D. 32768
Windows 系统中,在“运行”对话框中键入(),可出现下图所示界面。Microsoft Windows [版本 6.1.7601]Copyright (C) 2009 Microsoft Corp.All righs reservedC://Documents and Settings//Administrator>
A. run
B. cmd
C. msconfig
D. command
在 Excel 中,若在 A1 单元格输入如"=MOD(21,10*2)",在 A2 单元格中输入"=IF(A1>=41,"正确","错误")"则A2单元格得出的结果是()
A. 41
B. 1
C. 正确
D. 错误
The number of home users and small businesses that want to use the Internet is ever increasing. The shortage of addresses is becoming a serious problem. A quick solution to this problem is called netw
A. unique
B. observable
C. particular
D. ordinary