單項(xiàng)選擇題The cisco ironport portfolio performs which service?()

A. reduces the downtime that is asassocoated with spam,viruses,and blended threats that are delivered via email
B. determines if A user or device is authorized to access A switch port
C. defends thepenmeter from malicious users and unauthorized traffic
D. providesA secure communication path through the internet


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1.多項(xiàng)選擇題What are three benefit that the Smart Business Architecture provides to customers?()

A.enables efficient customer serviceeffctiveness
B.provides anempowered fronline workforce
C.createsA more informed management.
D.generates customer-specific configurations
E.automatically matches customer needs to solutions
F.provides an ROI analysis for decision-makers

3.多項(xiàng)選擇題What are two appropriate uses for Internet Protocol TV broadcasting (IP/TV) technology? ()

A. Delivering information about changes in health benefit enrollment to all personnel
B. Enabling online collaboration among research personnel
C. Enabling an interactive virtual classroom for sales personnel in remote locations
D. Delivering a strategic business update from the CEO to all personnel

5.單項(xiàng)選擇題Which device is used in wireless networks to send transmissions to a target area?()

A. Optical fiber
B. Access point
C. Omni-directional antenna
D. Directional antenna