单项选择题
A.23 B.25 C.50 D.110
Which of the following expansion cards would be necessa...
单项选择题Which of the following expansion cards would be necessary to increase fault tolerance in a VoIP server?（）
A. Second Modem B. Second CPU C. Second HBA D. Second PBX card
WhichofthefollowingensurestheMOSTsecureaccesstoaserverr...
单项选择题Which of the following ensures the MOST secure access to a server room？（）
A. ID card readers B. Server rack doors C. Biometric devices D. Locked doors
WhichofthefollowingisanexampleofaprivateIPaddress？（）A.1...
单项选择题Which of the following is an example of a private IP address？（）
A.191.168.5.4 B.111.12.53.2 C.5.2.4.4 D.169.254.15.28
