Providing your audience with printed copies of your presentation allows them to follow along with you more easily

According to the study by Whittaker in 1996, what percentage of project failures were due to bad planning and estimating?

A. 48% B. 53% C. 68% D. 87%

On a moveable-head system, the time it takes to position the head at the track is known as ________ .

A) ?access time ? B) ?seek time C) ?transfer time D) ?rotational delay