You wish to upgrade the IOS of a router without removing the image currently installed.What command will display the amount of memory that is being used by the current IOS image and whether there is enough room available to hold both the current and new images?（） Router# show version。 Router# show flash。 Router# show memory。 Router# show buffers。 Router# show running-config。 All of the above。
You install an updated device driver for a zip drive on a Windows 2000 Professional computer. You restart the computer. During the startup process, the computer stops responding. You then restart the computer in the Safe Mode. During the startup process, the computer stops responding again. You suspect the new device driver is causing the problem. You want to resolve the problem so that the computer starts successfully. What should you do?（） Use the listsvc command to disable the Zip device driver.。 Use the disable command to disable the Zip device driver.。 Select Recovery Console from the Repair menu.。 Select the debug mode from the Windows 2000 Advanced Options menu.。 Insert the Emergency Repair Disk.。 Specify the path to the recovery file on the hard disk.。 Start the computer by using the Windows 2000 Professional CD-ROM.。
《中华人民共和国特种设备安全法》规定，违反本法规定，被依法吊销许可证的，自吊销许可证之日起（）内，负责特种设备监督管理的部门不予受理其新的许可申请。 一年。 三年。 五年。
下列关于时差的论述，正确的是（）。 关键工作的总时差为0。 自由时差可以大于总时差。 关键工作的总时差最小。 自由时差和总时差只是表述不同，实质相同。
信息化工程咨询规划类项目不包括（）。 信息化规划项目。 信息化方案设计。 信息化流程优化。 信息安全。
采用集装箱海运出口的货物，卖方采用FCA比FOB更为有利的是（）。
