单选题Hardware locks, keypads on entry doors, badge readers, and biometric readers are all examplesof which of the following security types?（）APhysicalBLogicalCSoftwareDAuthentication
单选题
Hardware locks, keypads on entry doors, badge readers, and biometric readers are all examplesof which of the following security types?（）
A
Physical
B
Logical
C
Software
D
Authentication
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