多项选择题
A. Mantraps B. Fingerprint scanners C. CCTV systems D. Retina scanner E. Proxy card readers
Whichofthefollowingisawaytoprotectserveroperatingsystem...
单项选择题Which of the following is a way to protect server operating systems from a short term contractor？（）
A. Biometric devices B. Limited logon hours C. Mantraps D. Rack doors
Whichofthefollowingareexamplesofphysicalsecuritymeasure...
多项选择题Which of the following are examples of physical security measures？（）
A. Policies and procedures B. Encryption C. Locked doors D. Security personnel E. Backup tapes
WhichofthefollowingistheBESTsupportchannelforserversoft...
单项选择题Which of the following is the BEST support channel for server software and hardware？（）
A. Online troubleshooting tools B. Service Level Agreement （SLA） C. Vendor website D. Support forums
