在Excel 97中某工作表的B4中输入“5/2”，回车后该单元格内容（）。
溜井发生跑矿事故，正确处理方法之一是（）。 ["查明原因待稳定后处理","查明原因立即处理","查明原因后，从溜井下部进入溜井处理"]
One of your customers has decided to deploy location-based services in addition to existing wireless services. the customer requires that the additional access points to be deployed in monitor-only modE. The most likely reason for this requirement is that the customer has which of these existing wireless devices？（） ["data collection","802.11b\/g voip","802.11b and g clients","rfid tag"]
在装配图中，剖面厚度在（）以下的图形允许以涂黑来代替剖面符号。 ["2mm","3mm","4mm","5mm"]
The Cisco SA 500 Series Security Appliances are built specifically for businesses with less than 100 employees. What are three important benefits of this device？ （） [" site-to-site VPN for remote offices"," business-grade firewall"," Cisco IOS software-based"," email security"," XML support"," premium support via SMARTnet"]
平版印刷是利用印纹部分和非印纹部分对于水和油的不同亲和性来进行印刷的技术，其中印纹部分具有（）的性质。
