Computer Concept Courses (CCC) Practice Test 2026 - Free Practice Questions and Study Guide

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What is the function of a DVI port?

Audio output

Display connection

The function of a DVI port is primarily to facilitate a display connection. DVI, which stands for Digital Visual Interface, is a standard that transmits video signals from a source device, such as a computer or graphics card, to a display, like a monitor. The DVI port can support different types of signaling, including digital signals for high-quality video output.

When a device is equipped with a DVI port, it can send high-definition video without the degradation associated with analog signals. This is crucial for maintaining image quality in various applications, from gaming to professional graphic design, where clarity and detail in visuals are important.

While other options suggest useful functions, such as audio output or data transfer, DVI specifically focuses on displaying visual content, making it integral to the video output capabilities of computers and related devices.

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Data transfer

Power supply

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