题目
A. Verity full system functionality
B. Identify the main problem and question the user
C. Document their findings, actions, and outcomes
D. Escalate the issue to upper management
第5题
A network interface on each computer, usually called a network interface card(NIC) or adapter.()
第7题
A.Visual Private Network
B.Virtual Private Network
C.Virtual Public Network
D.Visual Public Network
第8题
A. Optical network
B. Storage-area network (SAN)
C. Content delivery network (CDN)
D. Network management
第10题
Internet is a network of interconnected networks. This network has ()
A. people
B. computers
C. a information
D. software
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