單項(xiàng)選擇題

以下哪個(gè)限制最可能導(dǎo)致硬盤驅(qū)動器活動過多？（）

A.RAM不足
B.處理器速度慢
C.PCI總線
D.網(wǎng)絡(luò)流量過大

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單項(xiàng)選擇題

以下哪種內(nèi)存的速度最快？（）

A.SODIMM
B.SDRAM
C.DDR3
D.DDR2

單項(xiàng)選擇題

A new server was installed for the purpose of monitoring network traffic. The network has been configured in such a way that all traffic will be mirrored out the port this server is connected to. When reviewing the network traffic logs on the server only traffic destined to the server is listed in the logs.
Which of the following is preventing the server from seeing all network traffic?（）

A. NIC filtering is enabled.
B. Port security is configured.
C. NIC is not in promiscuous mode.
D. NIC is in promiscuous mode.