单选题To determine whether a particular file has a virus by only inspecting a few initial packets before receiving the entire file, which UTM feature do you enable?（）AURL white listsBintelligent pre-screeningCtricklingDscan mode extensions
单选题
To determine whether a particular file has a virus by only inspecting a few initial packets before receiving the entire file, which UTM feature do you enable?（）
A
URL white lists
B
intelligent pre-screening
C
trickling
D
scan mode extensions
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