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單項選擇題

Which of the following technologies allows multiple logical subnets to span an entire physical switched network？（）

A. ARP
B. DMZ
C. VLAN
D. VPN

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單項選擇題

Which of the following expansion cards should be installed into a server to provide iSCSI SAN connectivity？（）

A. HBA
B. PBX
C. VoIP
D. NIC

單項選擇題

A company backs up their data using daily， weekly， and monthly tape backups. The weekly backups are also known as which of the following？（）

A.Son
B.Father
C.Grandfather
D.Great-grandfather