You use the ____ operator to concatenate strings.

Kathleen has been asked to choose a highly formalized code review process for her software quality assurance team to use. Which of the following software testing processes is the most rigorous and formal?

A. Fagan B. Fuzzing C. Over the shoulder D. Pair programming

______measures the intensity of the chosen color and ranges from 0% (no color) up to 100% (full color).

A. Hue B. Saturation C. Lightness D. Darkness