Which type of display uses liquid crystal material and requires a CCFL backlight?

Prepare for the CompTIA A+ Core 1 (220-1201) Exam. Engage with flashcards and multiple-choice questions, with hints and explanations for each. Ace your exam!

The type of display that uses liquid crystal material and requires a cold cathode fluorescent lamp (CCFL) backlight is the liquid crystal display (LCD). This technology relies on liquid crystals that modulate light to produce images, and in traditional LCDs, this modulation is made possible with the help of a CCFL backlight, which illuminates the liquid crystals from behind.

In an LCD display, the liquid crystal layer does not emit light on its own; thus, an external light source is necessary. The CCFL serves this purpose effectively, as it provides a consistent and broad spectrum of light to enhance visibility and color accuracy in the display’s output.

The other options present different types of display technologies that do not rely on CCFL backlights. For instance, LED displays utilize light-emitting diodes for backlighting, and mini-LED displays are an advanced form that offers better control over localized dimming and brightness. VA panels refer to a specific type of LCD technology known for producing deep blacks and wide viewing angles, but they also do not specifically require CCFL, often using LED backlighting instead. Thus, LCD is the correct choice given its association with liquid crystal technology and CCFL backlighting.

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