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Match the following terms to their meanings:

I. convergence II. accelerometer III. natural user interface IV. bar code V. quick response code A. uses spoken commands along with a touch screen B. combination of previous separate technologies C. series of black and white vertical bars that are converted into digital code D. determines angle or change in motion E. two-dimensional black and white squares that contain data

____ is a method of using multiple systems to take turns handling requests, to prevent any one system from getting overloaded.

A. Network load balancing (NLB) B. Network proxying (NP) C. Buffer overflow D. Screen subnets