Q2. Which of the following best describes the difference between a touchscreen display and a standard display?
A. A touchscreen adds an inverter to the display
B. A touchscreen adds a digitizer layer on top of the display
C. A touchscreen adds a backlight to the display
D. A touchscreen adds a plasma layer to the display
Correct Answer: B
A touchscreen adds a digitizer layer to the display. The digitizer detects the pressure of a touch. Inverters and backlights are found on LCD screens in laptops. Plasma displays popular in home big-screen TV systems, are made of small cells of ionized gas.
Disclaimer: Simulationexams.com is not affiliated with any certification vendor, and Sim-Ex™ Practice Exams are written independently by SimulationExams.com and not affiliated or authorized by respective certification providers. Sim-Ex™ is a trade mark of SimulationExams.com or entity representing Simulationexams.com.A+™ is a trademark of CompTIA® organization.