单项选择题
A. Baselines B. Regulations C. Logical network diagrams D. Wiring schematics
Which of the following network devices should be instal...
单项选择题Which of the following network devices should be installed at a data center to intelligently distribute client connections to a pool of servers?（）
A. A proxy server B. A load balancer C. A layer two switch D. A multilayer switch
Which of the following attacks occurs when a hijacker i...
单项选择题Which of the following attacks occurs when a hijacker intercepts traffic, modifies it, then sends thetraffic?（）
A.DoS B.Smurf C.Man-in-the-middle D.Phishing
Which of the following is the BEST network device to al...
单项选择题Which of the following is the BEST network device to allow multiple network connections to beterminated in one spot?（）
A. A patch panel B. A 66 block C. A smart jack D. A cross connect
