What performance optimization technology uses a network appliance, which can receive a copy of content stored elsewhere (for example, a video presentation located on a server at a corporate headquarters), and serves that content to local clients, thus reducing the bandwidth burden on an IP WAN?

When the ________ option is selected, the video will repeat until the presenter moves to the next slide

A) Loop until Stopped B) Fade In C) Start/Automatically D) Rewind after Playing

Which of the following expressions would check if a number, x, is outside the range 90 - 100, inclusive (i.e., either less than 90 or greater than 100)?

a. x < 90 AND x > 100 b. x <= 90 AND x >= 100 c. x < 90 OR x > 100 d. x <= 90 OR x >= 100