A(n) ________ is used to identify items using a group of dark parallel lines and white spaces

Which of the following jobs are most likely to be in greater demand due to the increasing amount of mobile computing?

a. desktop publishing b. mouse manufacturing c. search engine optimization and marketing (SEO/SEM) d. user interaction design e. CAD/CAM programming f. web analytics

Many mobile devices can perform Internet searches and other tasks via _____.

A. ?voice commands B. ?diagnostic signals C. ?thought transference D. ?command prompts